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loading="lazy" alt="download-icon" data-v-b863c078></button></span><table class="" data-v-b863c078><tbody data-v-b863c078><tr data-v-b863c078><td class="header" id="molecular-fml-label" data-v-b863c078>Molecular formula:</td><td class="molecular-formula" id="molecular-fml-value" style="user-select:text;" data-v-b863c078><span id='molecular-formula-char'>C</span><span id='molecular-formula-char' style='vertical-align:sub'>19</span><span id='molecular-formula-char'>H</span><span id='molecular-formula-char' style='vertical-align:sub'>28</span><span id='molecular-formula-char'>O</span><span id='molecular-formula-char' style='vertical-align:sub'>2</span></td></tr><tr data-v-b863c078><td class="header" id="avg-mass-label" data-v-b863c078>Average mass:</td><td class="average-mass" id="avg-mass-value" data-v-b863c078>288.431</td></tr><tr data-v-b863c078><td class="header" id="monoisotopic-mass-label" data-v-b863c078>Monoisotopic mass:</td><td class="monoisotopic-mass" id="monoisotopic-mass-value" data-v-b863c078>288.208930</td></tr><tr data-v-b863c078><td class="header" id="cmp-id-label" data-v-b863c078>ChemSpider ID:</td><td id="cmp-id-value" data-v-b863c078>4447645</td></tr></tbody></table><div class="icons-container" data-v-b863c078><div class="icon" data-v-404507d3><img 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alt="less-icon" loading="lazy" data-v-f78419d4><span data-v-f78419d4>Structural identifiers</span><div class="line" data-v-f78419d4></div></div></div></div></div></div><div data-v-b863c078><div class="item-options" data-v-eb0e3f59><ul class="options-list" data-v-eb0e3f59><li class="option-active option" id="tab0" tabindex="0" data-v-eb0e3f59>Names <span data-v-eb0e3f59><img src="data:image/svg+xml,%3csvg%20width='14'%20height='8'%20viewBox='0%200%2014%208'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M7.75267%207.55155L13.4027%201.89155C13.4964%201.79859%2013.5708%201.68798%2013.6216%201.56612C13.6723%201.44427%2013.6985%201.31356%2013.6985%201.18155C13.6985%201.04954%2013.6723%200.918831%2013.6216%200.796971C13.5708%200.675112%2013.4964%200.564511%2013.4027%200.471548C13.2153%200.285297%2012.9619%200.180756%2012.6977%200.180756C12.4335%200.180756%2012.18%200.285297%2011.9927%200.471548L6.99267%205.42155L2.04267%200.471548C1.85531%200.285297%201.60186%200.180755%201.33767%200.180755C1.07349%200.180755%200.820036%200.285297%200.632673%200.471548C0.538185%200.564162%200.463015%200.674607%200.411518%200.796482C0.360022%200.918358%200.333223%201.04924%200.332674%201.18155C0.333223%201.31385%200.360022%201.44474%200.411518%201.56661C0.463015%201.68849%200.538185%201.79893%200.632673%201.89155L6.28267%207.55155C6.37631%207.65305%206.48997%207.73406%206.61647%207.78947C6.74297%207.84488%206.87957%207.87348%207.01767%207.87348C7.15577%207.87348%207.29238%207.84488%207.41888%207.78947C7.54538%207.73406%207.65903%207.65305%207.75267%207.55155Z'%20fill='%23000F18'/%3e%3c/svg%3e" alt="down_Arrow" loading="lazy" class="drop-down-icon" data-v-eb0e3f59></span></li></ul></div><div class="selected-component" data-v-eb0e3f59><section class="names" data-v-eb0e3f59 data-v-70316291><div class="accordion-margins" data-v-70316291><div id="Names-Accordion-0" data-v-70316291 data-v-f78419d4><div class="expansion-panels" id="accordion-names-and-synonyms" tabindex="0" data-v-f78419d4><div class="is-open expansion-panel" data-v-f78419d4><div class="expansion-panel-title" id="accordion-names-and-synonyms-title" data-v-f78419d4><div class="enabled-accordion-title title" data-v-f78419d4><img class="plus-icon" src="data:image/svg+xml,%3csvg%20width='16'%20height='16'%20viewBox='0%200%2016%2016'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M15%207H1C0.734784%207%200.48043%207.10536%200.292893%207.29289C0.105357%207.48043%200%207.73478%200%208C0%208.26522%200.105357%208.51957%200.292893%208.70711C0.48043%208.89464%200.734784%209%201%209H15C15.2652%209%2015.5196%208.89464%2015.7071%208.70711C15.8946%208.51957%2016%208.26522%2016%208C16%207.73478%2015.8946%207.48043%2015.7071%207.29289C15.5196%207.10536%2015.2652%207%2015%207Z'%20fill='%23000F18'/%3e%3cpath%20d='M9%2015L9%201C9%200.734784%208.89464%200.48043%208.70711%200.292893C8.51957%200.105357%208.26522%20-3.21184e-08%208%20-4.37114e-08C7.73478%20-5.53044e-08%207.48043%200.105357%207.29289%200.292893C7.10536%200.48043%207%200.734783%207%201L7%2015C7%2015.2652%207.10536%2015.5196%207.29289%2015.7071C7.48043%2015.8946%207.73478%2016%208%2016C8.26522%2016%208.51957%2015.8946%208.70711%2015.7071C8.89464%2015.5196%209%2015.2652%209%2015Z'%20fill='%23000F18'/%3e%3c/svg%3e" alt="plus-icon" loading="lazy" data-v-f78419d4><img class="less-icon" src="data:image/svg+xml,%3csvg%20width='16'%20height='16'%20viewBox='0%200%2016%2016'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M15%207H1C0.734784%207%200.48043%207.10536%200.292893%207.29289C0.105357%207.48043%200%207.73478%200%208C0%208.26522%200.105357%208.51957%200.292893%208.70711C0.48043%208.89464%200.734784%209%201%209H15C15.2652%209%2015.5196%208.89464%2015.7071%208.70711C15.8946%208.51957%2016%208.26522%2016%208C16%207.73478%2015.8946%207.48043%2015.7071%207.29289C15.5196%207.10536%2015.2652%207%2015%207Z'%20fill='%23000F18'/%3e%3c!--%20%3cpath%20d='M9%2015L9%201C9%200.734784%208.89464%200.48043%208.70711%200.292893C8.51957%200.105357%208.26522%20-3.21184e-08%208%20-4.37114e-08C7.73478%20-5.53044e-08%207.48043%200.105357%207.29289%200.292893C7.10536%200.48043%207%200.734783%207%201L7%2015C7%2015.2652%207.10536%2015.5196%207.29289%2015.7071C7.48043%2015.8946%207.73478%2016%208%2016C8.26522%2016%208.51957%2015.8946%208.70711%2015.7071C8.89464%2015.5196%209%2015.2652%209%2015Z'%20fill='%23000F18'/%3e%20--%3e%3c/svg%3e" alt="less-icon" loading="lazy" data-v-f78419d4><span data-v-f78419d4>Names and synonyms</span><div class="line" data-v-f78419d4></div></div></div><div class="expansion-panel-text" data-v-f78419d4><div class="names-and-synonyms" name="Names and synonyms" data-v-f78419d4 data-v-49fd94c7><h5 id="verified-synonyms-label" data-v-49fd94c7>Verified</h5><div class="result" id="verified-synonym-(17b)-17-hydroxy-17-methylestr-4-en-3-one" data-row="0" data-v-49fd94c7><p id="verified-synonym-(17b)-17-hydroxy-17-methylestr-4-en-3-one" data-row="0" data-v-49fd94c7>(17b)-17-Hydroxy-17-methylestr-4-en-3-one</p></div><div class="result" id="verified-synonym-(17尾)-17-hydroxy-17-methylestr-4-en-3-on" data-row="2" data-v-49fd94c7><p id="verified-synonym-(17尾)-17-hydroxy-17-methylestr-4-en-3-on" data-row="2" data-v-49fd94c7>(17尾)-17-Hydroxy-17-methylestr-4-en-3-on</p><span class="flag" data-v-49fd94c7><p id="verified-synonym-(17尾)-17-hydroxy-17-methylestr-4-en-3-on" data-v-49fd94c7>[German]</p></span><span class="flag" data-v-49fd94c7> [ACD/IUPAC Name] </span></div><div class="result" id="verified-synonym-(17尾)-17-hydroxy-17-methylestr-4-en-3-one" data-row="3" data-v-49fd94c7><p id="verified-synonym-(17尾)-17-hydroxy-17-methylestr-4-en-3-one" data-row="3" data-v-49fd94c7>(17尾)-17-Hydroxy-17-methylestr-4-en-3-one</p><span class="flag" data-v-49fd94c7> [ACD/IUPAC Name] </span></div><div class="result" id="verified-synonym-(17尾)-17-hydroxy-17-m茅thylestr-4-茅n-3-one" data-row="4" data-v-49fd94c7><p id="verified-synonym-(17尾)-17-hydroxy-17-m茅thylestr-4-茅n-3-one" data-row="4" data-v-49fd94c7>(17尾)-17-Hydroxy-17-m茅thylestr-4-茅n-3-one</p><span class="flag" data-v-49fd94c7><p id="verified-synonym-(17尾)-17-hydroxy-17-m茅thylestr-4-茅n-3-one" data-v-49fd94c7>[French]</p></span><span class="flag" data-v-49fd94c7> [ACD/IUPAC Name] </span></div><div class="result" id="verified-synonym-17-methyl-19-nortestosterone" data-row="6" data-v-49fd94c7><p id="verified-synonym-17-methyl-19-nortestosterone" data-row="6" data-v-49fd94c7>17-Methyl-19-nortestosterone</p></div><div class="result" id="verified-synonym-17-伪-methyl-17-尾-hydroxy-4-estren-3-one" data-row="7" data-v-49fd94c7><p id="verified-synonym-17-伪-methyl-17-尾-hydroxy-4-estren-3-one" data-row="7" data-v-49fd94c7>17-伪-Methyl-17-尾-hydroxy-4-estren-3-one</p></div><div class="result" id="verified-synonym-17-尾-hydroxy-17-methylestr-4-en-3-one" data-row="8" data-v-49fd94c7><p id="verified-synonym-17-尾-hydroxy-17-methylestr-4-en-3-one" data-row="8" data-v-49fd94c7>17-尾-Hydroxy-17-methylestr-4-en-3-one</p></div><div class="result" id="verified-synonym-17-尾-hydroxy-17-伪-methyloestr-4-en-3-one" data-row="9" data-v-49fd94c7><p id="verified-synonym-17-尾-hydroxy-17-伪-methyloestr-4-en-3-one" data-row="9" data-v-49fd94c7>17-尾-Hydroxy-17-伪-methyloestr-4-en-3-one</p></div><div class="result" id="verified-synonym-17a-methyl-17b-hydroxy-19-nor-4-androsten-3-one" data-row="10" data-v-49fd94c7><p id="verified-synonym-17a-methyl-17b-hydroxy-19-nor-4-androsten-3-one" data-row="10" data-v-49fd94c7>17a-Methyl-17b-hydroxy-19-nor-4-androsten-3-one</p></div><div class="result" id="verified-synonym-17a-methyl-17b-hydroxy-4-estren-3-one" data-row="11" data-v-49fd94c7><p id="verified-synonym-17a-methyl-17b-hydroxy-4-estren-3-one" data-row="11" data-v-49fd94c7>17a-Methyl-17b-hydroxy-4-estren-3-one</p></div><div class="result" id="verified-synonym-17a-methyl-19-nortestosterone" data-row="12" data-v-49fd94c7><p id="verified-synonym-17a-methyl-19-nortestosterone" data-row="12" data-v-49fd94c7>17a-Methyl-19-nortestosterone</p></div><div class="result" id="verified-synonym-17a-methylestrenolone" data-row="13" data-v-49fd94c7><p id="verified-synonym-17a-methylestrenolone" data-row="13" data-v-49fd94c7>17a-Methylestrenolone</p></div><div class="result" id="verified-synonym-17b-hydroxy-17-methylestr-4-en-3-one" data-row="14" data-v-49fd94c7><p id="verified-synonym-17b-hydroxy-17-methylestr-4-en-3-one" data-row="14" data-v-49fd94c7>17b-Hydroxy-17-methylestr-4-en-3-one</p></div><div class="result" id="verified-synonym-17b-hydroxy-17a-methylestr-4-en-3-one" data-row="15" data-v-49fd94c7><p id="verified-synonym-17b-hydroxy-17a-methylestr-4-en-3-one" data-row="15" data-v-49fd94c7>17b-Hydroxy-17a-methylestr-4-en-3-one</p></div><div class="result" id="verified-synonym-17b-hydroxy-17a-methyloestr-4-en-3-one" data-row="16" data-v-49fd94c7><p id="verified-synonym-17b-hydroxy-17a-methyloestr-4-en-3-one" data-row="16" data-v-49fd94c7>17b-Hydroxy-17a-methyloestr-4-en-3-one</p></div><div class="result" id="verified-synonym-17伪-methyl-17尾-hydroxy-19-nor-4-androsten-3-one" data-row="17" data-v-49fd94c7><p id="verified-synonym-17伪-methyl-17尾-hydroxy-19-nor-4-androsten-3-one" data-row="17" data-v-49fd94c7>17伪-Methyl-17尾-hydroxy-19-nor-4-androsten-3-one</p></div><div class="result" id="verified-synonym-17伪-methyl-19-nortestosterone" data-row="18" data-v-49fd94c7><p id="verified-synonym-17伪-methyl-19-nortestosterone" data-row="18" data-v-49fd94c7>17伪-Methyl-19-nortestosterone</p></div><div class="result" id="verified-synonym-17伪-methylestrenolone" data-row="19" data-v-49fd94c7><p id="verified-synonym-17伪-methylestrenolone" data-row="19" data-v-49fd94c7>17伪-Methylestrenolone</p></div><div class="result" id="verified-synonym-17尾-hydroxy-17-methyl-4-estren-3-on" data-row="20" data-v-49fd94c7><p id="verified-synonym-17尾-hydroxy-17-methyl-4-estren-3-on" data-row="20" data-v-49fd94c7>17尾-Hydroxy-17-methyl-4-estren-3-on</p></div><div class="result" id="verified-synonym-19-nor-17a-methyltestosterone" data-row="21" data-v-49fd94c7><p id="verified-synonym-19-nor-17a-methyltestosterone" data-row="21" data-v-49fd94c7>19-Nor-17a-methyltestosterone</p></div><div class="result" id="verified-synonym-19-nortestosterone,-17-methyl-" data-row="23" data-v-49fd94c7><p id="verified-synonym-19-nortestosterone,-17-methyl-" data-row="23" data-v-49fd94c7>19-Nortestosterone, 17-methyl-</p></div><div class="result" id="verified-synonym-200-681-6" data-row="24" data-v-49fd94c7><p id="verified-synonym-200-681-6" data-row="24" data-v-49fd94c7>200-681-6</p><span class="flag" data-v-49fd94c7> [EINECS] </span></div><div class="result" id="verified-synonym-208-183-0" data-row="25" data-v-49fd94c7><p id="verified-synonym-208-183-0" data-row="25" data-v-49fd94c7>208-183-0</p><span class="flag" data-v-49fd94c7> [EINECS] </span></div><div class="result" id="verified-synonym-4-08-00-01001" data-row="26" data-v-49fd94c7><p id="verified-synonym-4-08-00-01001" data-row="26" data-v-49fd94c7>4-08-00-01001</p><span class="flag" data-v-49fd94c7> [Beilstein] </span></div><div class="result" id="verified-synonym-514-61-4" data-row="28" data-v-49fd94c7><p id="verified-synonym-514-61-4" data-row="28" data-v-49fd94c7>514-61-4</p><span class="flag" data-v-49fd94c7> [RN] </span></div><div class="result" id="verified-synonym-68-22-4" data-row="29" data-v-49fd94c7><p id="verified-synonym-68-22-4" data-row="29" data-v-49fd94c7>68-22-4</p><span class="flag" data-v-49fd94c7> [RN] </span></div><div class="result" id="verified-synonym-743f1z557a" data-row="31" data-v-49fd94c7><p id="verified-synonym-743f1z557a" data-row="31" data-v-49fd94c7>743F1Z557A</p><span class="flag" data-v-49fd94c7> [UNII] </span></div><div class="result" id="verified-synonym-estr-4-en-3-one,-17-hydroxy-17-methyl-,-(17尾)-" data-row="35" data-v-49fd94c7><p id="verified-synonym-estr-4-en-3-one,-17-hydroxy-17-methyl-,-(17尾)-" data-row="35" data-v-49fd94c7>Estr-4-en-3-one, 17-hydroxy-17-methyl-, (17尾)-</p><span class="flag" data-v-49fd94c7> [ACD/Index Name] </span></div><div class="result" id="verified-synonym-estr-4-en-3-one,-17-尾-hydroxy-17-伪-methyl-" data-row="36" data-v-49fd94c7><p id="verified-synonym-estr-4-en-3-one,-17-尾-hydroxy-17-伪-methyl-" data-row="36" data-v-49fd94c7>Estr-4-en-3-one, 17-尾-hydroxy-17-伪-methyl-</p></div><div class="result" id="verified-synonym-estr-4-en-3-one,-17尾-hydroxy-17-methyl-" data-row="37" data-v-49fd94c7><p id="verified-synonym-estr-4-en-3-one,-17尾-hydroxy-17-methyl-" data-row="37" data-v-49fd94c7>Estr-4-en-3-one, 17尾-hydroxy-17-methyl-</p></div><div class="result" id="verified-synonym-lutenin" data-row="38" data-v-49fd94c7><p id="verified-synonym-lutenin" data-row="38" data-v-49fd94c7>Lutenin</p></div><div class="result" id="verified-synonym-matronal" data-row="39" data-v-49fd94c7><p id="verified-synonym-matronal" data-row="39" data-v-49fd94c7>Matronal</p></div><div class="result" id="verified-synonym-metalutin" data-row="40" data-v-49fd94c7><p id="verified-synonym-metalutin" data-row="40" data-v-49fd94c7>Metalutin</p></div><div class="result" id="verified-synonym-methalutin" data-row="41" data-v-49fd94c7><p id="verified-synonym-methalutin" data-row="41" data-v-49fd94c7>Methalutin</p></div><div class="result" id="verified-synonym-methylestrenolone" data-row="42" data-v-49fd94c7><p id="verified-synonym-methylestrenolone" data-row="42" data-v-49fd94c7>Methylestrenolone</p><span class="wiki-flag" data-v-49fd94c7><a target="_blank" href="https://en.wikipedia.org/wiki/Methylestrenolone" id="verified-synonym-methylestrenolone-Wiki" data-row="42" data-v-49fd94c7> [Wiki] <img src="data:image/svg+xml,%3csvg%20width='24'%20height='24'%20viewBox='0%200%2024%2024'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M9.30615%2014.4724L23.0204%200.980469'%20stroke='%230077DB'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3e%3cpath%20d='M23.0208%208.69084V0.980469H15.1841'%20stroke='%230077DB'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3e%3cpath%20d='M12.1224%205.87891H1.83664C1.60931%205.87891%201.39129%205.96921%201.23054%206.12996C1.0698%206.2907%200.979492%206.50872%200.979492%206.73605V22.1646C0.979492%2022.392%201.0698%2022.61%201.23054%2022.7707C1.39129%2022.9315%201.60931%2023.0218%201.83664%2023.0218H17.2652C17.4925%2023.0218%2017.7106%2022.9315%2017.8713%2022.7707C18.032%2022.61%2018.1224%2022.392%2018.1224%2022.1646V11.8789'%20stroke='%230077DB'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3e%3c/svg%3e" alt="link-icon" loading="lazy" id="verified-synonym-methylestrenolone-link-icon" data-row="42" data-v-49fd94c7></a></span></div><div class="result" id="verified-synonym-methylnortestosterone" data-row="43" data-v-49fd94c7><p id="verified-synonym-methylnortestosterone" data-row="43" data-v-49fd94c7>Methylnortestosterone</p></div><div class="result" id="verified-synonym-methyloestrenolone" data-row="44" data-v-49fd94c7><p id="verified-synonym-methyloestrenolone" data-row="44" data-v-49fd94c7>Methyloestrenolone</p></div><div class="result" id="verified-synonym-normetandrone" data-row="45" data-v-49fd94c7><p id="verified-synonym-normetandrone" data-row="45" data-v-49fd94c7>Normetandrone</p></div><div class="result" id="verified-synonym-normethandrolone" data-row="46" data-v-49fd94c7><p id="verified-synonym-normethandrolone" data-row="46" data-v-49fd94c7>Normethandrolone</p></div><div class="result" id="verified-synonym-normethandrone" data-row="47" data-v-49fd94c7><p id="verified-synonym-normethandrone" data-row="47" data-v-49fd94c7>Normethandrone</p></div><div class="result" id="verified-synonym-orga-steron" data-row="50" data-v-49fd94c7><p id="verified-synonym-orga-steron" data-row="50" data-v-49fd94c7>Orga-Steron</p></div><div class="result" id="verified-synonym-orgasteron" data-row="51" data-v-49fd94c7><p id="verified-synonym-orgasteron" data-row="51" data-v-49fd94c7>Orgasteron</p></div><div class="result" id="verified-synonym-orosteron" data-row="52" data-v-49fd94c7><p id="verified-synonym-orosteron" data-row="52" data-v-49fd94c7>Orosteron</p></div><div class="result" id="verified-synonym-t18f433x4s" data-row="53" data-v-49fd94c7><p id="verified-synonym-t18f433x4s" data-row="53" data-v-49fd94c7>T18F433X4S</p></div><h5 id="unverified-synonyms-label" data-v-49fd94c7>Unverified</h5><div class="result" id="unverified-synonym-(17尾)-17-hydroxy-17-methyl-estr-4-en-3-one" data-row="1" data-v-49fd94c7><p id="unverified-synonym-(17尾)-17-hydroxy-17-methyl-estr-4-en-3-one" data-row="1" data-v-49fd94c7>(17尾)-17-hydroxy-17-methyl-estr-4-en-3-one</p></div><div class="result" id="unverified-synonym-(8r,9s,10r,13s,14s,17s)-17-hydroxy-13,17-dimethyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one" data-row="5" data-v-49fd94c7><p id="unverified-synonym-(8r,9s,10r,13s,14s,17s)-17-hydroxy-13,17-dimethyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one" data-row="5" data-v-49fd94c7>(8R,9S,10R,13S,14S,17S)-17-hydroxy-13,17-dimethyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one</p></div><div class="result" id="unverified-synonym-19-normethisterone" data-row="22" data-v-49fd94c7><p id="unverified-synonym-19-normethisterone" data-row="22" data-v-49fd94c7>19-Normethisterone</p></div><div class="result" id="unverified-synonym-4-estren-17伪-methyl-17尾-ol-3-one" data-row="27" data-v-49fd94c7><p id="unverified-synonym-4-estren-17伪-methyl-17尾-ol-3-one" data-row="27" data-v-49fd94c7>4-Estren-17伪-methyl-17尾-ol-3-one</p></div><div class="result" id="unverified-synonym-normethisterone" data-row="48" data-v-49fd94c7><p id="unverified-synonym-normethisterone" data-row="48" data-v-49fd94c7>Normethisterone</p></div></div></div></div></div></div></div><div class="accordion-margins" data-v-70316291><div id="Names-Accordion-1" data-v-70316291 data-v-f78419d4><div class="expansion-panels" id="accordion-database-ids" tabindex="0" data-v-f78419d4><div class="expansion-panel" data-v-f78419d4><div class="expansion-panel-title" id="accordion-database-ids-title" data-v-f78419d4><div class="disabled-accordion-title title" data-v-f78419d4><img class="plus-icon" 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