Chemical Name:Defluoro Levofloxacin-d3Synonyms:(3S)-2,3-Dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid-d3;CAS Number:1329836-14-7Alternate CAS #:unlabelled: 117620-85-6Molecular Formula:C₁₈H₁₈D₃N₃O₄Molecular Weight:346.4Category:Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug…

Chemical Name:Dehydro Berberrubine BromideSynonyms:9-Hydroxy-10-methoxybenzo[g]-1,3-benzodioxolo[5,6-a]quinolizinium Bromide;CAS Number:57721-67-2Alternate CAS #:54313-01-8-free baseMolecular Formula:C₁₉H₁₄BrNO₄Molecular Weight:400.22Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:An analogue…

Chemical Name:DehydroritonavirSynonyms:(3S,4S,6S,9S)-4-Hydroxy-12-methyl-13-[2-(1-methylethenyl)-4-thiazolyl]-9-(1-methylethyl)-8,11-dioxo-3,6-bis(phenylmethyl)-2,7,10,12-tetraazatridecanoic Acid 5-Thiazolylmethyl EsterCAS Number:1156504-13-0Molecular Formula:C₃₇H₄₆N₆O₅S₂Molecular Weight:718.93Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Dehydroritonavir is a metabolite of…

Chemical Name:4-Dehydroxy-4-amino EzetimibeSynonyms:(3R,4S)-4-(4-Aminophenyl)-1-(4-fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-2-azetidinone; (3R,4S)-4-(4-Aminophenyl)-1-(4-fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)azetidin-2-oneCAS Number:1354716-98-5Molecular Formula:C₂₄H₂₂F₂N₂O₂Molecular Weight:408.44Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:4-Dehydroxy-4-amino Ezetimibe is an impurity of…

Chemical Name:4-Dehydroxy-4-amino Ezetimibe-d4Synonyms:(3R,4S)-4-(4-Aminophenyl)-1-(4-fluorophenyl-d4)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-2-azetidinone; (3R,4S)-4-(4-Aminophenyl)-1-(4-fluorophenyl-d4)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)azetidin-2-oneAlternate CAS #:unlabelled: 135471-98-5Molecular Formula:C₂₄H₁₈D₄F₂N₂O₂Molecular Weight:412.47Category:Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug Impurities/Metabolites;Applications:4-Dehydroxy-4-amino…

Chemical Name:14,15-Dehydro FlurandrenolideSynonyms:(2S,6aR,6bS,7S,8aS,8bS,11aR,12bR)-2-Fluoro-8b-(2-hydroxyacetyl)-6a,7,8a,10,10,12b-hexamethyl-5,6,6a,6b,7,8,8a,8b,11a,12b-decahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-4(2H)-one;Molecular Formula:C₂₄H₃₁FO₆Molecular Weight:434.5Category:Standards; Steroids;Applications:14,15-Dehydro Flurandrenolide is an impurity of Flurandrenolide (F598650), a glucocorticoid;…

Chemical Name:7-DemethylrobustigeninSynonyms:5,7-Dihydroxy-3-(2,4,5-trimethoxyphenyl)-4H-1-benzopyran-4-oneCAS Number:75340-02-2Molecular Formula:C₁₈H₁₆O₇Molecular Weight:344.32Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:7-Demethylrobustigenin is a flavonoid compound present in plants,…

Chemical Name:(R)-(-)-Denopamine HydrochlorideSynonyms:α-[[[2-(3,4-Dimethoxyphenyl)ethyl]amino]methyl]-4-hydroxy-benzenemethano Hydrochloride; (R)-α-[[[2-(3,4-dimethoxyphenyl)ethyl]amino]methyl]-4-hydroxy-(αR)-benzenemethanol Hydrochloride; (αR)-α-[[[2-(3,4-dimethoxyphenyl)ethyl]amino]methyl]-4-hydroxy-benzenemethanol hydrochlorideCAS Number:64299-19-0Alternate CAS #:Free Base: 71771-90-9Molecular Formula:C₁₈H₂₄ClNO₄Molecular Weight:353.84Category:Research…

Chemical Name:3-Deoxo-7β-hydroxymethyl Drospirenone 3,5(6)-Dienyl ImpuritySynonyms:7β-(Hydroxymethyl)-15β,16β-methylene-17α-pregn-3,5(6)-diene-21,17-carbolactone; 17-Hydroxy-7β-(hydroxymethyl)-15β,16β-methylene-17α-pregn-3,5(6)-diene-21-carboxylic Acid, ϒ-Lactone; Drospirenone Impurity I;Molecular Formula:C₂₄H₃₂O₃Molecular Weight:368.51Category:Standards; Pharmaceutical/API Drug…

Chemical Name:(-)-Deoxyhalofebrifugine DihydrobromideSynonyms:(R)-7-Bromo-6-chloro-3-(2-oxo-3-(piperidin-2-yl)propyl)quinazolin-4(3H)-one DihydrobromideCAS Number:1819989-18-8Alternate CAS #:Free Base: 1819989-17-7Molecular Formula:C₁₆H₁₉Br₃ClN₃O₂Molecular Weight:560.51Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:(-)-Deoxyhalofebrifugine is…