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</div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Sitio"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contenidos" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contenidos</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mover a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ocultar</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inicio</div> </a> </li> <li id="toc-Base_de_datos" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Base_de_datos"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Base de datos</span> </div> </a> <ul id="toc-Base_de_datos-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Crowdsourcing" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a 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data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Ir a un artículo en otro idioma. Disponible en 36 idiomas" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-36" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">36 idiomas</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%83%D9%8A%D9%85_%D8%B3%D8%A8%D8%A7%D9%8A%D8%AF%D8%B1" title="كيم سبايدر (árabe)" lang="ar" hreflang="ar" data-title="كيم سبايدر" data-language-autonym="العربية" data-language-local-name="árabe" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/ChemSpider" title="ChemSpider (azerbaiyano)" lang="az" hreflang="az" data-title="ChemSpider" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaiyano" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/ChemSpider" title="ChemSpider (bielorruso)" lang="be" hreflang="be" data-title="ChemSpider" data-language-autonym="Беларуская" data-language-local-name="bielorruso" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/ChemSpider" title="ChemSpider (búlgaro)" lang="bg" hreflang="bg" data-title="ChemSpider" data-language-autonym="Български" data-language-local-name="búlgaro" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/ChemSpider" title="ChemSpider (catalán)" lang="ca" hreflang="ca" data-title="ChemSpider" data-language-autonym="Català" data-language-local-name="catalán" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/ChemSpider" title="ChemSpider (checo)" lang="cs" hreflang="cs" data-title="ChemSpider" data-language-autonym="Čeština" data-language-local-name="checo" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/ChemSpider" title="ChemSpider (alemán)" lang="de" hreflang="de" data-title="ChemSpider" data-language-autonym="Deutsch" data-language-local-name="alemán" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/ChemSpider" title="ChemSpider (griego)" lang="el" hreflang="el" data-title="ChemSpider" data-language-autonym="Ελληνικά" data-language-local-name="griego" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/ChemSpider" title="ChemSpider (inglés)" lang="en" hreflang="en" data-title="ChemSpider" data-language-autonym="English" data-language-local-name="inglés" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/ChemSpider" title="ChemSpider (esperanto)" lang="eo" hreflang="eo" data-title="ChemSpider" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%A9%D9%85%E2%80%8C%D8%A7%D8%B3%D9%BE%D8%A7%DB%8C%D8%AF%D8%B1" title="کم‌اسپایدر (persa)" lang="fa" hreflang="fa" data-title="کم‌اسپایدر" data-language-autonym="فارسی" data-language-local-name="persa" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/ChemSpider" title="ChemSpider (francés)" lang="fr" hreflang="fr" data-title="ChemSpider" data-language-autonym="Français" data-language-local-name="francés" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/ChemSpider" title="ChemSpider (gallego)" lang="gl" hreflang="gl" data-title="ChemSpider" data-language-autonym="Galego" data-language-local-name="gallego" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/ChemSpider" title="ChemSpider (hebreo)" lang="he" hreflang="he" data-title="ChemSpider" data-language-autonym="עברית" data-language-local-name="hebreo" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/ChemSpider" title="ChemSpider (húngaro)" lang="hu" hreflang="hu" data-title="ChemSpider" data-language-autonym="Magyar" data-language-local-name="húngaro" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/ChemSpider" title="ChemSpider (indonesio)" lang="id" hreflang="id" data-title="ChemSpider" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesio" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/ChemSpider" title="ChemSpider (italiano)" lang="it" hreflang="it" data-title="ChemSpider" data-language-autonym="Italiano" data-language-local-name="italiano" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/ChemSpider" title="ChemSpider (japonés)" lang="ja" hreflang="ja" data-title="ChemSpider" data-language-autonym="日本語" data-language-local-name="japonés" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/ChemSpider" title="ChemSpider (coreano)" lang="ko" hreflang="ko" data-title="ChemSpider" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/ChemSpider" title="ChemSpider (latín)" lang="la" hreflang="la" data-title="ChemSpider" data-language-autonym="Latina" data-language-local-name="latín" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/ChemSpider" title="ChemSpider (macedonio)" lang="mk" hreflang="mk" data-title="ChemSpider" data-language-autonym="Македонски" data-language-local-name="macedonio" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%95%E0%B5%86%E0%B4%82%E0%B4%B8%E0%B5%8D%E0%B4%AA%E0%B5%88%E0%B4%A1%E0%B5%BC" title="കെംസ്പൈഡർ (malayálam)" lang="ml" hreflang="ml" data-title="കെംസ്പൈഡർ" data-language-autonym="മലയാളം" data-language-local-name="malayálam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/ChemSpider" title="ChemSpider (malayo)" lang="ms" hreflang="ms" data-title="ChemSpider" data-language-autonym="Bahasa Melayu" data-language-local-name="malayo" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/ChemSpider" title="ChemSpider (noruego bokmal)" lang="nb" hreflang="nb" data-title="ChemSpider" data-language-autonym="Norsk bokmål" data-language-local-name="noruego bokmal" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/ChemSpider" title="ChemSpider (portugués)" lang="pt" hreflang="pt" data-title="ChemSpider" data-language-autonym="Português" data-language-local-name="portugués" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/ChemSpider" title="ChemSpider (rumano)" lang="ro" hreflang="ro" data-title="ChemSpider" data-language-autonym="Română" data-language-local-name="rumano" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/ChemSpider" title="ChemSpider (ruso)" lang="ru" hreflang="ru" data-title="ChemSpider" data-language-autonym="Русский" data-language-local-name="ruso" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/ChemSpider" title="ChemSpider (serbocroata)" lang="sh" hreflang="sh" data-title="ChemSpider" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbocroata" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/ChemSpider" title="ChemSpider (eslovaco)" lang="sk" hreflang="sk" data-title="ChemSpider" data-language-autonym="Slovenčina" data-language-local-name="eslovaco" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/ChemSpider" title="ChemSpider (esloveno)" lang="sl" hreflang="sl" data-title="ChemSpider" data-language-autonym="Slovenščina" data-language-local-name="esloveno" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/ChemSpider" title="ChemSpider (serbio)" lang="sr" hreflang="sr" data-title="ChemSpider" data-language-autonym="Српски / srpski" data-language-local-name="serbio" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/ChemSpider" title="ChemSpider (sueco)" lang="sv" hreflang="sv" data-title="ChemSpider" data-language-autonym="Svenska" data-language-local-name="sueco" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%80%E0%B8%84%E0%B8%A1%E0%B8%AA%E0%B9%84%E0%B8%9B%E0%B9%80%E0%B8%94%E0%B8%AD%E0%B8%A3%E0%B9%8C" title="เคมสไปเดอร์ (tailandés)" lang="th" hreflang="th" data-title="เคมสไปเดอร์" data-language-autonym="ไทย" data-language-local-name="tailandés" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/ChemSpider" title="ChemSpider (turco)" lang="tr" hreflang="tr" data-title="ChemSpider" data-language-autonym="Türkçe" data-language-local-name="turco" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/ChemSpider" title="ChemSpider (ucraniano)" lang="uk" hreflang="uk" data-title="ChemSpider" data-language-autonym="Українська" data-language-local-name="ucraniano" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/ChemSpider" title="ChemSpider (chino)" lang="zh" hreflang="zh" data-title="ChemSpider" data-language-autonym="中文" data-language-local-name="chino" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q2311683#sitelinks-wikipedia" title="Editar enlaces interlingüísticos" class="wbc-editpage">Editar enlaces</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espacios de nombres"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/ChemSpider" title="Ver la página de contenido [c]" accesskey="c"><span>Artículo</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Discusi%C3%B3n:ChemSpider&action=edit&redlink=1" rel="discussion" class="new" title="Discusión acerca de la página (aún no redactado) [t]" accesskey="t"><span>Discusión</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Cambiar variante de idioma" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">español</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Vistas"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/ChemSpider"><span>Leer</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=ChemSpider&action=edit" title="Editar esta página [e]" accesskey="e"><span>Editar</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=ChemSpider&action=history" title="Versiones anteriores de esta página [h]" accesskey="h"><span>Ver historial</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Página de herramientas"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Herramientas" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Herramientas</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Herramientas</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mover a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">ocultar</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Más opciones" > <div class="vector-menu-heading"> Acciones </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/ChemSpider"><span>Leer</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=ChemSpider&action=edit" title="Editar esta página [e]" accesskey="e"><span>Editar</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=ChemSpider&action=history"><span>Ver historial</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Especial:LoQueEnlazaAqu%C3%AD/ChemSpider" title="Lista de todas las páginas de la wiki que enlazan aquí [j]" accesskey="j"><span>Lo que enlaza aquí</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Especial:CambiosEnEnlazadas/ChemSpider" rel="nofollow" title="Cambios recientes en las páginas que enlazan con esta [k]" accesskey="k"><span>Cambios en enlazadas</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard?uselang=es" title="Subir archivos [u]" accesskey="u"><span>Subir archivo</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Especial:P%C3%A1ginasEspeciales" title="Lista de todas las páginas especiales [q]" accesskey="q"><span>Páginas especiales</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=ChemSpider&oldid=140745715" title="Enlace permanente a esta versión de la página"><span>Enlace permanente</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=ChemSpider&action=info" title="Más información sobre esta página"><span>Información de la página</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Especial:Citar&page=ChemSpider&id=140745715&wpFormIdentifier=titleform" title="Información sobre cómo citar esta página"><span>Citar esta página</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Especial:Acortador_de_URL&url=https%3A%2F%2Fes.wikipedia.org%2Fwiki%2FChemSpider"><span>Obtener URL acortado</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Especial:QrCode&url=https%3A%2F%2Fes.wikipedia.org%2Fwiki%2FChemSpider"><span>Descargar código QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Imprimir/exportar </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Especial:Libro&bookcmd=book_creator&referer=ChemSpider"><span>Crear un libro</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Especial:DownloadAsPdf&page=ChemSpider&action=show-download-screen"><span>Descargar como PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=ChemSpider&printable=yes" title="Versión imprimible de esta página [p]" accesskey="p"><span>Versión para imprimir</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> En otros proyectos </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:ChemSpider" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q2311683" title="Enlace al elemento conectado del repositorio de datos [g]" accesskey="g"><span>Elemento de Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Página de herramientas"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Apariencia"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Apariencia</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mover a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ocultar</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">De Wikipedia, la enciclopedia libre</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="es" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r157776694">.mw-parser-output .infobox .imagen{max-width:100%;margin:0 auto}.mw-parser-output .infobox .imagen img{max-width:100%;height:auto}.mw-parser-output .infobox .mw-kartographer-container .thumbinner,.mw-parser-output .infobox .mw-kartographer-map{box-sizing:border-box;width:100%!important}body.skin-timeless .mw-parser-output .infobox .imagen a.image>img{max-width:100%!important;height:auto!important}</style><table class="infobox" style="width:22.7em; line-height: 1.4em; text-align:left; padding:.23em;"><tbody><tr><th colspan="3" class="cabecera" style="text-align:center;background-color:#DDD;color:inherit;color: #000;">ChemSpider</th></tr><tr><th scope="row" style="text-align:left;font-size:95%;;"><a href="/wiki/Tipos_de_entidad_empresarial" class="mw-redirect" title="Tipos de entidad empresarial">Tipo</a></th><td colspan="2" style="font-size:95%;;"> <a href="/wiki/Base_de_datos_qu%C3%ADmica" title="Base de datos química">base de datos química</a>, <a href="/wiki/Base_de_datos_biol%C3%B3gica" title="Base de datos biológica">base de datos biológica</a> y <a href="/wiki/Biblioteca_de_datos" title="Biblioteca de datos">repositorio de datos</a></td></tr><tr><th scope="row" style="text-align:left;font-size:95%;;"><a href="/wiki/G%C3%A9nero_literario" title="Género literario">Género</a></th><td colspan="2" style="font-size:95%;;"> <a href="/wiki/Documentaci%C3%B3n" title="Documentación">Documentación</a>, <a href="/wiki/Internet" title="Internet">Internet</a></td></tr><tr><th scope="row" style="text-align:left;font-size:95%;;">Fundación</th><td colspan="2" style="font-size:95%;;"> febrero de 2007</td></tr><tr><th scope="row" style="text-align:left;font-size:95%;;">Fundador</th><td colspan="2" style="font-size:95%;;"> Antony John Williams</td></tr><tr><th scope="row" style="text-align:left;font-size:95%;;"><a href="/wiki/Sede_central" title="Sede central">Sede central</a></th><td colspan="2" style="font-size:95%;;"> <a href="/wiki/Raleigh_(Carolina_del_Norte)" class="mw-redirect" title="Raleigh (Carolina del Norte)">Raleigh, Carolina del Norte</a>, febrero de 2007</td></tr><tr><th scope="row" style="text-align:left;font-size:95%;;"><a href="/wiki/Administraci%C3%B3n" title="Administración">Administración</a></th><td colspan="2" style="font-size:95%;;"> <a href="/w/index.php?title=Antony_John_Williams&action=edit&redlink=1" class="new" title="Antony John Williams (aún no redactado)">Antony J. Williams</a>, VP de Desarrollo Estratégico</td></tr><tr><th scope="row" style="text-align:left;font-size:95%;;"><a href="/wiki/Propiedad" title="Propiedad">Propietario</a></th><td colspan="2" style="font-size:95%;;"> <a href="/wiki/Royal_Society_of_Chemistry" title="Royal Society of Chemistry">Real Sociedad de Química</a></td></tr><tr><th scope="row" style="text-align:left;font-size:95%;;"><a href="/wiki/Sitio_web" title="Sitio web">Sitio web</a></th><td colspan="2" style="font-size:95%;;"> www.ChemSpider.com</td></tr><tr><td class="noprint" colspan="3" style="text-align:left;"><div class="plainlinks wikidata-link" style="font-size: 0.85em">[<a href="https://www.wikidata.org/wiki/Q2311683" class="extiw" title="d:Q2311683">editar datos en Wikidata</a>]</div></td></tr></tbody></table> <p><b>ChemsSpider</b> es una <a href="/wiki/Base_de_datos" title="Base de datos">base de datos</a> libre de <a href="/wiki/Qu%C3%ADmica" title="Química">química</a>, propiedad de la <a href="/wiki/Royal_Society_of_Chemistry" title="Royal Society of Chemistry">Royal Society of Chemistry</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Base_de_datos">Base de datos</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=ChemSpider&action=edit&section=1" title="Editar sección: Base de datos"><span>editar</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>La base de datos contiene más de 26 millones de <a href="/wiki/Mol%C3%A9cula" title="Molécula">moléculas</a> únicas de más de 400 fuentes de datos incluyendo las mencionados a continuación: </p> <ul><li><b>A-L</b>: <a href="/w/index.php?title=EPA_DSSTox&action=edit&redlink=1" class="new" title="EPA DSSTox (aún no redactado)">EPA DSSTox</a>, <a href="/wiki/Food_and_Drug_Administration" class="mw-redirect" title="Food and Drug Administration">U.S. Food and Drug Administration</a> (FDA), Human Metabolome Database, <a href="/w/index.php?title=Journal_of_Heterocyclic_Chemistry&action=edit&redlink=1" class="new" title="Journal of Heterocyclic Chemistry (aún no redactado)">Journal of Heterocyclic Chemistry</a>, <a href="/wiki/KEGG" title="KEGG">KEGG</a>, <a href="/w/index.php?title=KUMGM&action=edit&redlink=1" class="new" title="KUMGM (aún no redactado)">KUMGM</a>, <a href="/w/index.php?title=LeadScope&action=edit&redlink=1" class="new" title="LeadScope (aún no redactado)">LeadScope</a>, <a href="/w/index.php?title=LipidMAPS&action=edit&redlink=1" class="new" title="LipidMAPS (aún no redactado)">LipidMAPS</a></li> <li><b>M-N</b>: <a href="/w/index.php?title=Marinlit&action=edit&redlink=1" class="new" title="Marinlit (aún no redactado)">Marinlit</a>, <a href="/wiki/MDPI" title="MDPI">MDPI</a>, <a href="/w/index.php?title=MICAD&action=edit&redlink=1" class="new" title="MICAD (aún no redactado)">MICAD</a>, <a href="/w/index.php?title=MLSMR&action=edit&redlink=1" class="new" title="MLSMR (aún no redactado)">MLSMR</a>, <a href="/w/index.php?title=MMDB&action=edit&redlink=1" class="new" title="MMDB (aún no redactado)">MMDB</a>, <a href="/w/index.php?title=MOLI&action=edit&redlink=1" class="new" title="MOLI (aún no redactado)">MOLI</a>, <a href="/w/index.php?title=MTDP&action=edit&redlink=1" class="new" title="MTDP (aún no redactado)">MTDP</a>, <a href="/w/index.php?title=Nanogen&action=edit&redlink=1" class="new" title="Nanogen (aún no redactado)">Nanogen</a>, <a href="/w/index.php?title=Nature_Chemical_Biology&action=edit&redlink=1" class="new" title="Nature Chemical Biology (aún no redactado)">Nature Chemical Biology</a>, <a href="/w/index.php?title=NCGC&action=edit&redlink=1" class="new" title="NCGC (aún no redactado)">NCGC</a>, <a href="/wiki/NIAID" class="mw-redirect" title="NIAID">NIAID</a>, <a href="/w/index.php?title=NIH/NLM&action=edit&redlink=1" class="new" title="NIH/NLM (aún no redactado)">NIH/NLM</a>, <a href="/w/index.php?title=NINDS_Approved_Drug_Screening_Program&action=edit&redlink=1" class="new" title="NINDS Approved Drug Screening Program (aún no redactado)">NINDS Approved Drug Screening Program</a>, <a href="/wiki/NIST" class="mw-redirect" title="NIST">NIST</a>, <a href="/w/index.php?title=NIST_Chemistry_WebBook&action=edit&redlink=1" class="new" title="NIST Chemistry WebBook (aún no redactado)">NIST Chemistry WebBook</a>, <a href="/w/index.php?title=NMMLSC&action=edit&redlink=1" class="new" title="NMMLSC (aún no redactado)">NMMLSC</a>, <a href="/w/index.php?title=NMRShiftDB&action=edit&redlink=1" class="new" title="NMRShiftDB (aún no redactado)">NMRShiftDB</a></li> <li><b>P-S</b>: <a href="/w/index.php?title=PANACHE&action=edit&redlink=1" class="new" title="PANACHE (aún no redactado)">PANACHE</a>, <a href="/w/index.php?title=PCMD&action=edit&redlink=1" class="new" title="PCMD (aún no redactado)">PCMD</a>, <a href="/w/index.php?title=PDSP&action=edit&redlink=1" class="new" title="PDSP (aún no redactado)">PDSP</a>, <a href="/w/index.php?title=Peptides&action=edit&redlink=1" class="new" title="Peptides (aún no redactado)">Peptides</a>, <a href="/w/index.php?title=Prous_Science_Drugs_of_the_Future&action=edit&redlink=1" class="new" title="Prous Science Drugs of the Future (aún no redactado)">Prous Science Drugs of the Future</a>, <a href="/wiki/QSAR" class="mw-redirect" title="QSAR">QSAR</a>, <a href="/w/index.php?title=R%26D_Chemicals&action=edit&redlink=1" class="new" title="R&D Chemicals (aún no redactado)">R&D Chemicals</a>, <a href="/w/index.php?title=San_Diego_Center_for_Chemical_Genomics&action=edit&redlink=1" class="new" title="San Diego Center for Chemical Genomics (aún no redactado)">San Diego Center for Chemical Genomics</a>, <a href="/w/index.php?title=SGCOxCompounds&action=edit&redlink=1" class="new" title="SGCOxCompounds (aún no redactado)">SGCOxCompounds</a>, <a href="/w/index.php?title=SGCStoCompounds&action=edit&redlink=1" class="new" title="SGCStoCompounds (aún no redactado)">SGCStoCompounds</a>, <a href="/w/index.php?title=SMID&action=edit&redlink=1" class="new" title="SMID (aún no redactado)">SMID</a>, <a href="/w/index.php?title=Specs_(chemistry)&action=edit&redlink=1" class="new" title="Specs (chemistry) (aún no redactado)">Specs</a>, <a href="/w/index.php?title=Structural_Genomics_Consortium&action=edit&redlink=1" class="new" title="Structural Genomics Consortium (aún no redactado)">Structural Genomics Consortium</a>, <a href="/w/index.php?title=SureChem&action=edit&redlink=1" class="new" title="SureChem (aún no redactado)">SureChem</a>, <a href="/w/index.php?title=Synthon-Lab&action=edit&redlink=1" class="new" title="Synthon-Lab (aún no redactado)">Synthon-Lab</a></li> <li><b>T-Z</b>: <a href="/w/index.php?title=Thomson_Pharma&action=edit&redlink=1" class="new" title="Thomson Pharma (aún no redactado)">Thomson Pharma</a>, <a href="/w/index.php?title=Total_TOSLab_Building-Blocks&action=edit&redlink=1" class="new" title="Total TOSLab Building-Blocks (aún no redactado)">Total TOSLab Building-Blocks</a>, <a href="/w/index.php?title=UM-BBD&action=edit&redlink=1" class="new" title="UM-BBD (aún no redactado)">UM-BBD</a>, <a href="/w/index.php?title=UPCMLD&action=edit&redlink=1" class="new" title="UPCMLD (aún no redactado)">UPCMLD</a>, <a href="/w/index.php?title=UsefulChem&action=edit&redlink=1" class="new" title="UsefulChem (aún no redactado)">UsefulChem</a>, <a href="/wiki/Web_of_Science" title="Web of Science">Web of Science</a>, <a href="/w/index.php?title=XPharm&action=edit&redlink=1" class="new" title="XPharm (aún no redactado)">xPharm</a>, <a href="/w/index.php?title=ZINC&action=edit&redlink=1" class="new" title="ZINC (aún no redactado)">ZINC</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Crowdsourcing">Crowdsourcing</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=ChemSpider&action=edit&section=2" title="Editar sección: Crowdsourcing"><span>editar</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>La base de datos de ChemSpider puede ser actualizada con contribuciones de usuarios incluyendo deposiciones de estructuras químicas, deposiciones de espectros y preservaciones. Este es un método de <a href="/wiki/Crowdsourcing" title="Crowdsourcing">crowdsourcing</a> para desarrollar una base de datos químico <a href="/wiki/Internet" title="Internet">en línea</a>. Preservaciones de los datos basadas en crowdsourcing ha producido un <a href="/wiki/Diccionario" title="Diccionario">diccionario</a> de nombres químicos asociados con estructuras químicas que ha sido utilizado en aplicaciones que "minan" los textos de la literatura biomédica y química.<sup id="cite_ref-1" class="reference separada"><a href="#cite_note-1"><span class="corchete-llamada">[</span>1<span class="corchete-llamada">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Referencias">Referencias</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=ChemSpider&action=edit&section=3" title="Editar sección: Referencias"><span>editar</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="listaref" style="list-style-type: decimal;"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a></span> <span class="reference-text">Automatic vs. manual curation of a multi-source chemical dictionary: the impact on text mining, Kristina M Hettne, Antony J Williams, Erik M van Mulligen, Jos Kleinjans, Valery Tkachenko and Jan A Kors, Journal of Cheminformatics, Volume 2, Number 1, 3 <a rel="nofollow" class="external text" href="https://dx.doi.org/10.1186/1758-2946-2-3">DOI</a></span> </li> </ol></div> <style data-mw-deduplicate="TemplateStyles:r161257576">.mw-parser-output .mw-authority-control{margin-top:1.5em}.mw-parser-output .mw-authority-control .navbox table{margin:0}.mw-parser-output .mw-authority-control .navbox hr:last-child{display:none}.mw-parser-output .mw-authority-control .navbox+.mw-mf-linked-projects{display:none}.mw-parser-output .mw-authority-control .mw-mf-linked-projects{display:flex;padding:0.5em;border:1px solid var(--border-color-base,#a2a9b1);background-color:var(--background-color-neutral,#eaecf0);color:var(--color-base,#202122)}.mw-parser-output .mw-authority-control .mw-mf-linked-projects ul li{margin-bottom:0}.mw-parser-output .mw-authority-control .navbox{border:1px solid var(--border-color-base,#a2a9b1);background-color:var(--background-color-neutral-subtle,#f8f9fa)}.mw-parser-output .mw-authority-control .navbox-list{border-color:#f8f9fa}.mw-parser-output .mw-authority-control .navbox th{background-color:#eeeeff}html.skin-theme-clientpref-night .mw-parser-output .mw-authority-control .mw-mf-linked-projects{border:1px solid var(--border-color-base,#72777d);background-color:var(--background-color-neutral,#27292d);color:var(--color-base,#eaecf0)}html.skin-theme-clientpref-night .mw-parser-output .mw-authority-control .navbox{border:1px solid var(--border-color-base,#72777d)!important;background-color:var(--background-color-neutral-subtle,#202122)!important}html.skin-theme-clientpref-night .mw-parser-output .mw-authority-control .navbox-list{border-color:#202122!important}html.skin-theme-clientpref-night .mw-parser-output .mw-authority-control .navbox th{background-color:#27292d!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .mw-authority-control .mw-mf-linked-projects{border:1px solid var(--border-color-base,#72777d)!important;background-color:var(--background-color-neutral,#27292d)!important;color:var(--color-base,#eaecf0)!important}html.skin-theme-clientpref-os .mw-parser-output .mw-authority-control .navbox{border:1px solid var(--border-color-base,#72777d)!important;background-color:var(--background-color-neutral-subtle,#202122)!important}html.skin-theme-clientpref-os .mw-parser-output .mw-authority-control .navbox-list{border-color:#202122!important}html.skin-theme-clientpref-os .mw-parser-output .mw-authority-control .navbox th{background-color:#27292d!important}}</style><div class="mw-authority-control"><div role="navigation" class="navbox" aria-label="Navbox" style="width: inherit;padding:3px"><table class="hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="row" class="navbox-group" style="width: 12%; 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