Catalogue Number:D229457Chemical Name:(3b)-7-Dehydro Cholesterol-d7Synonyms:Cholesta-5,7-dien-3β-ol-d7; 7,8-Didehydrocholesterol-d7; 7-Dehydrocholesterin-d7; Provitamin D3-d7CAS Number:388622-58-0Alternate CAS #434-16-2 - unlabelledMolecular Formula:C₂₇H₃₇D₇OAppearance:White to…

Catalogue Number:D229455Chemical Name:(3b)-7-Dehydro CholesterolSynonyms:Cholesta-5,7-dien-3β-ol; 7,8-Didehydrocholesterol; 7-Dehydrocholesterin; Provitamin D3.CAS Number:434-16-2Molecular Formula:C₂₇H₄₄OAppearance:White to Yellow SolidMelting Point:>92ºC (dec.)Molecular…

Catalogue Number:D229450Chemical Name:6,7-Dehydro GliclazideSynonyms:4-Methyl-N-(((3aR,6aS)-3,3a,6,6a-tetrahydrocyclopenta[c]pyrrol-2(1H)-yl)carbamoyl)benzenesulfonamide; Gliclazide Impurity ECAS Number:1808087-53-7Molecular Formula:C₁₅H₁₉N₃O₃SMolecular Weight:321.39Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:6,7-Dehydro Gliclazide is…

Catalogue Number:D229440Chemical Name:21-Dehydro FluocortoloneSynonyms:(6α,11β,16α)-6-Fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-al;CAS Number:53733-52-1Molecular Formula:C₂₂H₂₇FO₄Molecular Weight:374.45Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:21-Dehydro Fluocortolone is an impurity…

Catalogue Number:D229435Chemical Name:3,4-Didehydro AlosetronSynonyms:2,5-Dihydro-5-methyl-2-[(4-methyl-1H-imidazol-5-yl)methyl]-1H-pyrido[4,3-b]indol-1-one; 2,5-Dihydro-5-methyl-2-[(5-methyl-1H-imidazol-4-yl)methyl]-1H-pyrido[4,3-b]indol-1-one; Alosetron 3,4-Didehydro Impurity:Impurity:Alosetron 3,4-Didehydro Impurity:CAS Number:122852-86-2Molecular Formula:C₁₇H₁₆N₄OMolecular Weight:292.34Category:Standards; Pharmaceutical/API Drug…

Catalogue Number:D229430Chemical Name:21-Dehydro FlunisolideSynonyms:(6α,11β,16α)-6-Fluoro-11-hydroxy-16,17-[(1-methylethylidene)bis(oxy)]-3,20-dioxopregna-1,4-dien-21-al;CAS Number:1188271-69-3Molecular Formula:C₂₄H₂₉FO₆Appearance:Pale Yellow to Light Yellow SolidMelting Point:>165°C (dec.)Molecular Weight:432.48Storage:-20°CSolubility:Chloroform (Slightly),…

Catalogue Number:D229420Chemical Name:21-Dehydro FlumethasoneSynonyms:(6α,11β,16α)-6,9-Difluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-al;CAS Number:65751-65-7Molecular Formula:C₂₂H₂₆F₂O₅Molecular Weight:408.44Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:21-Dehydro Flumethasone is an impurity…

Catalogue Number:D229405Chemical Name:20,21-Dehydro SpironolactoneSynonyms:(7α,17α)-7-(Acetylthio)-17-hydroxy-3-oxo-pregna-4,20-diene-21-carboxylic Acid γ-Lactone;Impurity:Spironolactone EP Impurity ACAS Number:132458-33-4Molecular Formula:C₂₄H₃₀O₄SAppearance:White to Off-White SolidMelting Point:205-208°CMolecular…

Catalogue Number:D229395Chemical Name:21-Dehydro Dexamethasone 17-PropionateSynonyms:(11β,16α)-9-Fluoro-11-hydroxy-16-methyl-3,20-dioxo-17-(1-oxopropoxy)pregna-1,4-dien-21-al;CAS Number:62800-58-2Molecular Formula:C₂₅H₃₁FO₆Molecular Weight:446.51Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:21-Dehydro Dexamethasone 17-Propionate is…

Catalogue Number:D229385Chemical Name:4,5-Dehydro ApixabanSynonyms:1-(4-Methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-6,7-dihydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide; 6,7-Dihydro-1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxo-1-piperidinyl)phenyl]-1H-Pyrazolo[3,4-c]pyridine-3-carboxamideCAS Number:1074549-89-5Molecular Formula:C₂₅H₂₃N₅O₄Appearance:White to Pale Beige SolidMelting Point:>252°C (dec.)Molecular Weight:457.48Storage:4°CSolubility:DMSO (Slightly),…