(7α,​25R)​-7,​26-​Dihydroxy-cholest-​4-​en-​3-​one
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(7α,​25R)​-7,​26-​Dihydroxy-cholest-​4-​en-​3-​one

Chemical Name:(7α,​25R)​-7,​26-​Dihydroxy-cholest-​4-​en-​3-​oneSynonyms:Pavoninin 2 Aglycone;CAS Number:192187-67-0Molecular Formula:C₂₇H₄₄O₃Molecular Weight:416.64Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:(7α,​25R)​-7,​26-​Dihydroxy-cholest-​4-​en-​3-​one is derived from (25R)-26-Hydroxy-cholest-4-en-3-one…
7α,27-Dihydroxycholesterol
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7α,27-Dihydroxycholesterol

Chemical Name:7α,27-DihydroxycholesterolSynonyms:(3β,7α)-Cholest-5-ene-3,7,26-triolCAS Number:4725-24-0Molecular Formula:C₂₇H₄₆O₃Molecular Weight:418.65Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:7α,27-Dihydroxycholesterol is used in the study of…
2,5-Dihydro-2,5-dioxo-β-sulfo-1H-pyrrole-1-butanoic Acid 1-(2,5-Dioxo-1-pyrrolidinyl) Ester
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2,5-Dihydro-2,5-dioxo-β-sulfo-1H-pyrrole-1-butanoic Acid 1-(2,5-Dioxo-1-pyrrolidinyl) Ester

Chemical Name:2,5-Dihydro-2,5-dioxo-β-sulfo-1H-pyrrole-1-butanoic Acid 1-(2,5-Dioxo-1-pyrrolidinyl) EsterSynonyms:Succinimidyl 4-N-Maleimido-3-sulfo-butyrate;CAS Number:1193111-53-3Molecular Formula:C₁₂H₁₂N₂O₉SMolecular Weight:360.3Category:Research Tools; Miscellaneous; Molecular Biology; Cross-linkers;Applications:2,5-Dihydro-2,5-dioxo-β-sulfo-1H-pyrrole-1-butanoic Acid…
10,11-Dihydro-10,11-dihydroxy Carbamazepine D4
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10,11-Dihydro-10,11-dihydroxy Carbamazepine D4

Chemical Name:10,11-Dihydro-10,11-dihydroxy Carbamazepine D4Synonyms:Dihydrocarbamazepine-10,11-trans-diol d4Alternate CAS #:58955-93-4 unlabelledMolecular Formula:C₁₅H₈D₄N₂O₃Molecular Weight:272.29Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:It is the…
26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5Z)-Calcitriol 24-Carboxylic Acid Methyl Ester
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26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5Z)-Calcitriol 24-Carboxylic Acid Methyl Ester

Chemical Name:26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5Z)-Calcitriol 24-Carboxylic Acid Methyl EsterSynonyms:(1α,3β,5Z,7E)-1,3-Bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-9,10-secochola-5,7,10(19)-triene-24-carboxylic Acid Methyl Ester;CAS Number:145372-43-6Molecular Formula:C₃₈H₆₈O₄Si₂Molecular Weight:645.12Category:Standards; Pharmaceutical/API Drug…
N,N-Didesmethyl Ulipristal
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N,N-Didesmethyl Ulipristal

Chemical Name:N,N-Didesmethyl UlipristalSynonyms:(11β)-11-(4-Aminophenyl)-17-hydroxy-19-norpregna-4,9-diene-3,20-dione;CAS Number:244206-52-8Molecular Formula:C₂₆H₃₁NO₃Molecular Weight:405.53Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:A metabolite of Ulipristal.References:Heikinheimo, O., et…
2,5-Diethyl-pyridinethiocarboxamide
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2,5-Diethyl-pyridinethiocarboxamide

Chemical Name:2,5-Diethyl-pyridinethiocarboxamideSynonyms:5-Ethyl EthionamideMolecular Formula:C₁₀H₁₄N₂SMolecular Weight:194.3Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:2,5-Diethyl-pyridinethiocarboxamide is an impurity of Ethionamide (E890420), which…
N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl Ester
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N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl Ester

Chemical Name:N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl EsterSynonyms:tert-​Butyl-((2S,​3R)​-​2-​(2,​5-​difluorophenyl)​-​5-​oxotetrahydro-​2H-​pyran-​3-​yl)​carbamateCAS Number:1456616-42-4Molecular Formula:C₁₆H₁₉F₂NO₄Molecular Weight:327.32Category:Standards; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug Impurities/Metabolites;Applications:N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic…