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class="main-content"><app-messages _ngcontent-sc118="" _nghost-sc111=""></app-messages><div _ngcontent-sc118="" class="col-lg-12 col-md-12 col-sm-12 col-xs-12 padding-bottom-40"><div _ngcontent-sc118="" class="row"><div _ngcontent-sc118="" class="col-lg-10 col-md-10 col-sm-10 col-xs-10 no-padding"><h1 _ngcontent-sc118="" class="detail-title">Water</h1></div><div _ngcontent-sc118="" class="col-lg-2 col-md-2 col-sm-2 col-xs-2 no-padding"><app-detail-download-button _ngcontent-sc118="" _nghost-sc112=""><button _ngcontent-sc112="" aria-label="Download Substance Molfile" class="download-button"></button></app-detail-download-button></div></div><div _ngcontent-sc118="" class="col-lg-4 col-md-5 no-padding"><detail-summary _ngcontent-sc118="" _nghost-sc115=""><div _ngcontent-sc115="" class="detail-content-box detail-content-box-left"><h3 _ngcontent-sc115="" class="rn">CAS Registry Number<sup _ngcontent-sc115="">®</sup></h3><div _ngcontent-sc115="" class="cas-registry-number"> 7732-18-5 </div><app-multi-image _ngcontent-sc115="" _nghost-sc114=""><div _ngcontent-sc114="" class="structure-image-container"><app-svg-box _ngcontent-sc114="" _nghost-sc113=""><div _ngcontent-sc113="" class="image-wrapper"><svg width="100" viewBox="0 0 100 17" style="fill-opacity:1;color-rendering:auto;color-interpolation:auto;text-rendering:auto;stroke:black;stroke-linecap:square;stroke-miterlimit:10;shape-rendering:auto;stroke-opacity:1;fill:black;stroke-dasharray:none;font-weight:normal;stroke-width:1;font-family:'Open Sans';font-style:normal;stroke-linejoin:miter;font-size:12;stroke-dashoffset:0;image-rendering:auto;width:100%;height:auto;" height="17" class="cas-substance-image" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg"><svg class="cas-substance-single-component"><rect y="0" x="0" width="100" stroke="none" ry="7" rx="7" height="17" fill="white" class="cas-substance-group"></rect><svg y="0" x="37" width="26" viewBox="0 0 26 17" style="fill:black;" height="17" class="cas-substance-single-component-image"><svg><g><g transform="translate(6,8)" style="fill:rgb(230,0,0); text-rendering:geometricPrecision; color-rendering:optimizeQuality; image-rendering:optimizeQuality; font-family:'Open Sans'; stroke:rgb(230,0,0); color-interpolation:linearRGB;"><path style="stroke:none;" d="M3.2578 4.1562 L2.2578 4.1562 L2.2578 0.125 L-2.2578 0.125 L-2.2578 4.1562 L-3.2578 4.1562 L-3.2578 -4.4062 L-2.2578 -4.4062 L-2.2578 -0.7656 L2.2578 -0.7656 L2.2578 -4.4062 L3.2578 -4.4062 L3.2578 4.1562 Z"></path><path style="stroke:none;" d="M8.0078 5.9656 L4.2578 5.9656 L4.2578 5.4031 L5.7578 3.8875 Q6.4453 3.2 6.6641 2.9031 Q6.8828 2.6062 6.9922 2.325 Q7.1016 2.0437 7.1016 1.7156 Q7.1016 1.2625 6.8281 0.9969 Q6.5547 0.7312 6.0547 0.7312 Q5.7109 0.7312 5.3906 0.8484 Q5.0703 0.9656 4.6797 1.2625 L4.3359 0.825 Q5.1172 0.1687 6.0547 0.1687 Q6.8516 0.1687 7.3125 0.5828 Q7.7734 0.9969 7.7734 1.6844 Q7.7734 2.2312 7.4688 2.7625 Q7.1641 3.2937 6.3203 4.1062 L5.0703 5.325 L5.0703 5.3562 L8.0078 5.3562 L8.0078 5.9656 Z"></path><path style="stroke:none;" d="M16.8828 -0.1406 Q16.8828 1.9219 15.8438 3.1016 Q14.8047 4.2812 12.9609 4.2812 Q11.0703 4.2812 10.0391 3.1172 Q9.0078 1.9531 9.0078 -0.1562 Q9.0078 -2.25 10.0391 -3.3984 Q11.0703 -4.5469 12.9609 -4.5469 Q14.8203 -4.5469 15.8516 -3.375 Q16.8828 -2.2031 16.8828 -0.1406 ZM10.0547 -0.1406 Q10.0547 1.5938 10.7969 2.5 Q11.5391 3.4062 12.9609 3.4062 Q14.3828 3.4062 15.1094 2.5078 Q15.8359 1.6094 15.8359 -0.1406 Q15.8359 -1.875 15.1094 -2.7656 Q14.3828 -3.6562 12.9609 -3.6562 Q11.5391 -3.6562 10.7969 -2.7578 Q10.0547 -1.8594 10.0547 -0.1406 Z"></path></g></g></svg></svg></svg></svg></div></app-svg-box></div></app-multi-image><h3 _ngcontent-sc115="" class="name">CAS Name</h3><span _ngcontent-sc115="" class="casName">Water</span><h3 _ngcontent-sc115="" class="molecularFormula">Molecular Formula</h3><span _ngcontent-sc115="" id="molform">H<sub>2</sub>O</span> <button _ngcontent-sc115="" class="view-sfn-button">Discover more in SciFinder</button><div _ngcontent-sc115="" class="page-citation"><h3 _ngcontent-sc115="">Cite this Page</h3><span _ngcontent-sc115="" class="name">Water</span>.   <em _ngcontent-sc115="">CAS Common Chemistry</em>.   CAS, a division of the American Chemical Society, n.d.   <span _ngcontent-sc115="" class="url">http://commonchemistry.cas.org/detail?cas_rn=7732-18-5</span> (retrieved <span _ngcontent-sc115="" class="timestamp">2024-11-24</span>) (CAS RN: <span _ngcontent-sc115="" class="casRn">7732-18-5</span>).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0). </div></div></detail-summary></div><div _ngcontent-sc118="" class="col-lg-8 col-md-7 no-padding"><detail-ancillary _ngcontent-sc118="" _nghost-sc117=""><div _ngcontent-sc117="" class="detail-content-box detail-content-box-right"><h2 _ngcontent-sc117="" class="compoundPropertiesHeader">Compound Properties</h2><ul _ngcontent-sc117="" class="properties"><li _ngcontent-sc117=""><h3 _ngcontent-sc117="" class="property-name">Boiling Point (1)</h3><span _ngcontent-sc117="" class="property-value">100 °C</span></li><li _ngcontent-sc117=""><h3 _ngcontent-sc117="" class="property-name">Melting Point (1)</h3><span _ngcontent-sc117="" class="property-value">0 °C</span></li><li _ngcontent-sc117=""><h3 _ngcontent-sc117="" class="property-name">Density (2)</h3><span _ngcontent-sc117="" class="property-value">1.00293 g/cm³ @ Temp: 25 °C</span></li></ul><h3 _ngcontent-sc117="">Source(s)</h3><ul _ngcontent-sc117="" class="sources"><li _ngcontent-sc117=""><span _ngcontent-sc117="">(1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)</span></li><li _ngcontent-sc117=""><span _ngcontent-sc117=""><a _ngcontent-sc117="" href="#goToSfn">(2) Nasini, R.; Gazzetta Chimica Italiana, (1911), 39;II, 481-512, CAplus</a></span></li></ul></div></detail-ancillary><detail-info _ngcontent-sc118="" _nghost-sc116=""><div _ngcontent-sc116="" class="detail-content-box detail-content-box-right"><h2 _ngcontent-sc116="">Other Names and Identifiers</h2><h3 _ngcontent-sc116="" class="inchi">InChI</h3><p _ngcontent-sc116="" class="identifier">InChI=1S/H2O/h1H2</p><h3 _ngcontent-sc116="" class="inchiKey">InChIKey</h3><p _ngcontent-sc116="" class="identifier">InChIKey=XLYOFNOQVPJJNP-UHFFFAOYSA-N</p><h3 _ngcontent-sc116="" class="smile">SMILES</h3><p _ngcontent-sc116="" class="identifier">O</p><h3 _ngcontent-sc116="" class="canonicalSmile">Canonical SMILES</h3><p _ngcontent-sc116="" class="identifier">O</p><h3 _ngcontent-sc116="" class="synonyms">Other Names for this Substance</h3><div _ngcontent-sc116="" class="detail-synonym-box"><ul _ngcontent-sc116=""><li _ngcontent-sc116="">Water</li><li _ngcontent-sc116="">R 718</li><li _ngcontent-sc116="">Hydrogen oxide (H<sub>2</sub>O)</li><li _ngcontent-sc116="">Distilled water</li><li _ngcontent-sc116="">NSC 147337</li></ul></div><div _ngcontent-sc116="" class="synonyms-toggle"><p _ngcontent-sc116=""><a _ngcontent-sc116="">View All</a></p></div><h2 _ngcontent-sc116="" class="deletedOrReplacedRns">Deleted or Replaced CAS Registry Numbers</h2><p _ngcontent-sc116="">558440-22-5, 558440-53-2, 652133-48-7, 1202864-49-0, 1371582-34-1, 2886715-16-6</p></div></detail-info></div></div><div _ngcontent-sc118="" class="insight-teaser"><app-insight-teaser _ngcontent-sc118="" _nghost-sc107=""><div _ngcontent-sc107="" class="row teaser-header cas-blue">CAS INSIGHTS<sup _ngcontent-sc107="">TM</sup></div><div _ngcontent-sc107="" class="teaser-container"><div _ngcontent-sc107="" class="teaser text-black"><div _ngcontent-sc107="" class="teaser-img"><a _ngcontent-sc107="" target="_blank" class="insight-teaser-link" href="https://www.cas.org/resources/topic/emerging-science?utm_campaign=GLO_GEN_ANY_CIS_AWS&utm_medium=SYN_CAS_ORG&utm_source=CommonChemistry"><img _ngcontent-sc107="" 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