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role="listitem" class="locale_link w-locales-item"><a hreflang="zh-CN" href="/zh-hans/about/faqs" class="locale_link">Chinese</a></div><div role="listitem" class="locale_link w-locales-item"><a hreflang="ja" href="/ja/about/faqs" class="locale_link">Japanese</a></div></div></nav></div></div></nav><div class="navbar12_menu-button w-nav-button"><div class="menu-icon1"><div class="menu-icon1_line-top"></div><div class="menu-icon1_line-middle"><div class="menu-icon_line-middle-inner"></div></div><div class="menu-icon1_line-bottom"></div></div></div></div></div></header><main itemtype="https://schema.org/Organization" role="main" itemscope="" class="main-wrapper"><section class="promo-hero__wrapper"><div class="promo-hero__container"><div class="promo-hero__inner--short"><div id="w-node-_6ee9c8a9-18a5-86d8-abaf-c9f553608a1c-53608a19" class="promo-hero__body"><h1 property="name" id="w-node-_6ee9c8a9-18a5-86d8-abaf-c9f553608a1d-53608a19" class="promo-hero__title">Preguntas frecuentes sobre CAS</h1></div></div></div></section><section class="section"><div class="container-medium"><div data-hover="false" data-delay="0" aria-labelledby="question1-heading" itemprop="mainEntity" itemscope="" itemtype="https://schema.org/Question" class="faq-item w-dropdown"><div class="faq-item__toggle w-dropdown-toggle"><div class="faq-item-title"><h3 itemprop="name" class="faq-title-content">¿Qué es el CAS y qué hacemos?</h3><div class="faq-item__icon-wrap"><div class="faq-item__icon w-embed"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M8 10L5 7H11L8 10Z" fill="currentColor"/> </svg></div></div></div></div><nav class="faq-item__content w-dropdown-list"><div itemscope="https://schema.org/Answer" itemprop="acceptedAnswer" class="faq-tab"><div itemprop="text" class="w-richtext"><p>CAS es una división del <a href="http://www.acs.org/" target="_blank">American Chemical Society</a> (ACS) y se dedica a la visión de la ACS de mejorar la vida de las personas a través del poder transformador de la química. El equipo de científicos altamente capacitados del CAS identifica, agrega y organiza toda la información química divulgada públicamente, creando la recopilación de contenido más valiosa del mundo que es vital para la innovación a nivel mundial. Los investigadores científicos, los profesionales de patentes y los líderes empresariales de todo el mundo confían en un conjunto de soluciones de investigación de CAS para permitir el descubrimiento y fomentar la innovación. CAS se encuentra en Columbus, Ohio.</p></div></div></nav></div><div data-hover="false" data-delay="0" aria-labelledby="question1-heading" itemprop="mainEntity" itemscope="" itemtype="https://schema.org/Question" class="faq-item w-dropdown"><div class="faq-item__toggle w-dropdown-toggle"><div class="faq-item-title"><h3 itemprop="name" class="faq-title-content">¿Con quién me pongo en contacto si tengo alguna pregunta o problema?</h3><div class="faq-item__icon-wrap"><div class="faq-item__icon w-embed"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M8 10L5 7H11L8 10Z" fill="currentColor"/> </svg></div></div></div></div><nav class="faq-item__content w-dropdown-list"><div itemscope="https://schema.org/Answer" itemprop="acceptedAnswer" class="faq-tab"><div itemprop="text" class="w-richtext"><p>El<a href="https://www.cas.org/contact"> Centro de atención al cliente de CAS</a> es la fuente central de todas las consultas. Pueden ayudarlo con preguntas generales sobre los productos y servicios de CAS, la configuración y el estado de las cuentas, la información de facturación y la obtención de documentación de usuario, y pueden ayudar a desarrollar estrategias de búsqueda al utilizar los productos de CAS.</p><p>El horario de atención al cliente de CAS es de 8 a. m. a 12 de la medianoche de lunes a viernes (hora del este de EE. UU.)</p></div></div></nav></div><div data-hover="false" data-delay="0" aria-labelledby="question1-heading" itemprop="mainEntity" itemscope="" itemtype="https://schema.org/Question" class="faq-item w-dropdown"><div class="faq-item__toggle w-dropdown-toggle"><div class="faq-item-title"><h3 itemprop="name" class="faq-title-content">¿Qué es un Número de Registro CAS®?</h3><div class="faq-item__icon-wrap"><div class="faq-item__icon w-embed"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M8 10L5 7H11L8 10Z" fill="currentColor"/> </svg></div></div></div></div><nav class="faq-item__content w-dropdown-list"><div itemscope="https://schema.org/Answer" itemprop="acceptedAnswer" class="faq-tab"><div itemprop="text" class="w-richtext"><p><a href="https://www.cas.org/cas-data/cas-registry">Números de Registro CAS</a> (a menudo denominado CAS RN)<sup>®</sup> o números CAS) se utilizan universalmente para proporcionar un identificador único e inconfundible para las sustancias químicas. Un número de Registro CAS en sí mismo no tiene un significado químico inherente, pero proporciona una forma inequívoca de identificar una sustancia química o una estructura molecular cuando hay muchos nombres posibles sistemáticos, genéricos, patentados o triviales.</p><p>Los números de registro CAS se utilizan en muchas otras bases de datos públicas y privadas, así como en listados de inventarios químicos y, por supuesto, se incluyen en todas las bases de datos producidas por CAS.</p></div></div></nav></div><div data-hover="false" data-delay="0" aria-labelledby="question1-heading" itemprop="mainEntity" itemscope="" itemtype="https://schema.org/Question" class="faq-item w-dropdown"><div class="faq-item__toggle w-dropdown-toggle"><div class="faq-item-title"><h3 itemprop="name" class="faq-title-content">¿Cómo puede CAS resumir o indexar una publicación?</h3><div class="faq-item__icon-wrap"><div class="faq-item__icon w-embed"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M8 10L5 7H11L8 10Z" fill="currentColor"/> </svg></div></div></div></div><nav class="faq-item__content w-dropdown-list"><div itemscope="https://schema.org/Answer" itemprop="acceptedAnswer" class="faq-tab"><div itemprop="text" class="w-richtext"><p>CAS is recognized as a leading innovator in developing and applying emerging technologies to advance scientific knowledge management, and AI/ML is the newest frontier in that evolution. CAS is committed to a strategy of pragmatic investment in AI focused on delivering impactful benefits to our customers in three key areas: </p><ul role="list"><li>Increasing the efficiency of our content aggregation and curation processes </li></ul><ul role="list"><li>Enhancing our solutions with advanced search and visualization capabilities, as well as new predictive tools that leverage the <a href="https://www.cas.org/cas-data" target="_blank">CAS Content Collection</a>™ to identify novel connections and insights </li></ul><ul role="list"><li>Enabling our customers’ internal efforts to apply AI within their workflows through <a href="https://www.cas.org/solutions/cas-custom-services" target="_blank">CAS Custom Services</a><sup>SM</sup> engagements that provide data, technology, or knowledge management expertise to unlock new opportunities, overcome challenges, and enhance the return on their AI investments. </li></ul><p>As a division of the American Chemical Society, CAS is committed to using AI ethically, responsibly, and in alignment with the Society’s vision to improve people’s lives. </p></div></div></nav></div><div data-hover="false" data-delay="0" aria-labelledby="question1-heading" itemprop="mainEntity" itemscope="" itemtype="https://schema.org/Question" class="faq-item w-dropdown"><div class="faq-item__toggle w-dropdown-toggle"><div class="faq-item-title"><h3 itemprop="name" class="faq-title-content">How can a publication get abstracted/indexed by CAS?</h3><div class="faq-item__icon-wrap"><div class="faq-item__icon w-embed"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M8 10L5 7H11L8 10Z" fill="currentColor"/> </svg></div></div></div></div><nav class="faq-item__content w-dropdown-list"><div itemscope="https://schema.org/Answer" itemprop="acceptedAnswer" class="faq-tab"><div itemprop="text" class="w-richtext"><p>Our selection team of chemists determines whether a journal meets our editorial criteria for abstracting and indexing in the CAS databases. Publishers interested in having a journal covered in the CAS databases should consult the <a href="https://www.cas.org/journal-coverage-request">New Journal Coverage Request</a> page for instructions, or;</p><ol role="list"><li>Complete and submit the <a href="https://web.cas.org/forms/journalform.html" target="_blank">Journal Information Form</a> for journals published online, or</li><li>For journals published in print, please send three different and recent issues to</li></ol><p>CAS<br/>Acquisitions Dept.<br/>P.O. Box 3012<br/>Columbus, OH 43210<br/>U.S.A.</p></div></div></nav></div><div data-hover="false" data-delay="0" aria-labelledby="question1-heading" itemprop="mainEntity" itemscope="" itemtype="https://schema.org/Question" class="faq-item w-dropdown"><div class="faq-item__toggle w-dropdown-toggle"><div class="faq-item-title"><h3 itemprop="name" class="faq-title-content">¿El CAS proporciona algún recurso abierto de información química?</h3><div class="faq-item__icon-wrap"><div class="faq-item__icon w-embed"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M8 10L5 7H11L8 10Z" fill="currentColor"/> </svg></div></div></div></div><nav class="faq-item__content w-dropdown-list"><div itemscope="https://schema.org/Answer" itemprop="acceptedAnswer" class="faq-tab"><div itemprop="text" class="w-richtext"><p>Como especialista en soluciones de información científica, CAS se ha asociado con organizaciones de investigación de todo el mundo para abordar el complejo y cambiante desafío de la COVID-19. El <a href="https://www.cas.org/resources/covid19">Recursos de CAS COVID-19</a> La página proporciona acceso a artículos relacionados y descargas de datos de código abierto.</p><p>CAS ofrece <a href="https://commonchemistry.cas.org/" target="_blank">Química común</a>, un recurso comunitario abierto para acceder a información química. Cerca de 500 000 sustancias químicas del CAS REGISTRY<sup>®</sup> cubren áreas de interés para la comunidad, incluidas las sustancias químicas comunes y reguladas con frecuencia, y las que correspondan a las clases de química de secundaria y pregrado. Esta información química, catalogado, revisado, tratadoy seleccionado por nuestros científicos expertos, se proporciona de acuerdo con nuestra misión como división de la American Chemical Society.</p><p>El Índice de fuentes CAS (<a href="http://cassi.cas.org/" target="_blank">CASSI<sup>SM</sup></a>) La herramienta de búsqueda es otro recurso en línea gratuito destinado a ayudar a los investigadores y bibliotecarios que necesitan información bibliográfica precisa. Utilice esta herramienta gratuita para identificar o confirmar rápidamente los títulos de revistas y las abreviaturas de las publicaciones indexadas por el CAS desde 1907, incluidas las publicaciones científicas y técnicas seriadas y no seriadas. Localice los detalles bibliográficos que necesita de forma rápida y sencilla. Busca por título, abreviatura, CODEN, ISBN o ISSN.</p><p>El <a href="https://www.cas.org/resources/chemical-safety-library">Biblioteca de seguridad química de la Alianza de Pistoia</a> (CSL) es una nueva plataforma de acceso abierto que agiliza el acceso a la información sobre reacciones peligrosas de fuentes colectivas de instituciones académicas, industriales y gubernamentales de todo el mundo. 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