Chemical Name:6-Defluoro-6-oxo-Fluticasone AcetateMolecular Formula:C₂₄H₂₈F₂O₆SMolecular Weight:482.54Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:6-Defluoro-6-oxo-Fluticasone Acetate is an impurity of Fluticasone…

Chemical Name:Desformylflustrabromine HydrochlorideSynonyms:6-​Bromo-​2-​(1,​1-​dimethyl-​2-​propen-​1-​yl)​-​N-​methyl-1H-​indole-​3-​ethanamine Hydrochloride;CAS Number:951322-11-5Alternate CAS #:Free base: 474657-72-2Molecular Formula:C₁₆H₂₁BrN₂ • (HCl)Molecular Weight:321.26 + (36.46)Category:Standards;…

Chemical Name:1-Deshydroxy MitoxantroneSynonyms:4-Hydroxy-5,8-bis[[2-[(2-hydroxyethyl)amino]ethyl]amino]-9,10-anthracenedione; 1-Deshydroxy DHAQ; Dihydroxyanthraquinone 1-Deshydroxy; Mitox 1-Deshydroxy; Mitoxanthrone 1-Deshydroxy; Mitozantrone 1-Deshydroxy; Nimitoxantron 1-Deshydroxy;…

Chemical Name:N-Desisobutyl-N-propyl RifabutinSynonyms:1',4-Didehydro-1-deoxy-1,4-dihydro-1-oxo-5'-propylrifamycin XIV;CAS Number:75903-10-5Molecular Formula:C₄₅H₆₀N₄O₁₁Molecular Weight:832.98Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Antibotics;Applications:A new class of rifamycins…

Chemical Name:N-Desmethoxyacetyl IopromideSynonyms:5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-N-methyl-1,3-Benzenedicarboxamide; USP Iopromide Related Compound A;CAS Number:154361-51-0Molecular Formula:C₁₅H₂₀I₃N₃O₆Molecular Weight:719.05Category:Building Blocks;Applications:N-Desmethoxyacetyl Iopromide is an…

Chemical Name:N-Desisopropyl DelavirdineSynonyms:N-[2-[[4-(3-Amino-2-pyridinyl)-1-piperazinyl]carbonyl]-1H-indol-5-yl]methanesulfonamide; 1-(3-Amino-2-pyridinyl)-4-[[5-[(methylsulfonyl)amino]-1H-indol-2-yl]carbonyl]piperazine; N-Desisopropyldelavirdine; U 96183CAS Number:165133-86-8Molecular Formula:C₁₉H₂₂N₆O₃SMolecular Weight:414.48Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:N-Desisopropyl Delavirdine is…

Chemical Name:N-Desisopropyl Delavirdine-d8Synonyms:N-[2-[[4-(3-Amino-2-pyridinyl)-1-piperazinyl]carbonyl]-1H-indol-5-yl]methanesulfonamide-d8; 1-(3-Amino-2-pyridinyl)-4-[[5-[(methylsulfonyl)amino]-1H-indol-2-yl]carbonyl]piperazine-d8; N-Desisopropyldelavirdine-d8; U 96183-d8Alternate CAS #:Unlabelled: 165133-86-8Molecular Formula:C₁₉H₁₄D₈N₆O₃SMolecular Weight:422.53Category:Standards; Isotopic Labeled Analogues;…

Chemical Name:4-Desmethoxypropoxyl-4-methylthio RabeprazoleSynonyms:2-[[[3-Methyl-4-(methylthio)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole;CAS Number:99487-86-2Molecular Formula:C₁₅H₁₅N₃OS₂Molecular Weight:317.43Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:A process impurity of Rabeprazole (R070500).References:Reddy, P.,…

Chemical Name:N-Desmethyl AlosetronSynonyms:2,3,4,5-Tetrahydro-2-[(5-methyl-1H-imidazol-4-yl)methyl]-1H-pyrido[4,3-b]indol-1-one; 2,3,4,5-Tetrahydro-2-[(4-methyl-1H-imidazol-5-yl)methyl]-1H-pyrido[4,3-b]indol-1-one; N-Desmethyl Lotronex; Alosetron N-Desmethyl ImpurityImpurityAlosetron N-Desmethyl ImpurityCAS Number:122852-63-5Molecular Formula:C₁₆H₁₆N₄OMolecular Weight:280.32Category:Standards; Pharmaceutical/API…

Chemical Name:rac-cis-Desacetyl Diltiazem HydrochlorideSynonyms:5-[2-(Dimethylamino)ethyl]-2,3-dihydro-3-hydroxy-2-(4-methoxyphenyl)-1,5-benzothiazepin-4(5H)-one Monohydrochloride; 5-[2-(Dimethylamino)ethyl]-2,3-dihydro-3-hydroxy-2-(p-methoxyphenyl)-1,5-benzothiazepin-4(5H)-one MonohydrochlorideCAS Number:40601-99-8Alternate CAS #:Free Base: 42399-39-3Molecular Formula:C₂₀H₂₅ClN₂O₃SMolecular Weight:408.94Category:Research Tools;Applications:rac-cis-Desacetyl…