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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 24,601-24,610 of 35,292

Disulfide, bis(2-nitrophenyl)

ImpurityLevels of characterisation
Cat. No.
P-D018-037
CAS
1155-00-6
Formula
C12H8N2O4S2
Family
Dapsone
Synonyms
Dapsone Impurity 18, 1-nitro-2-[(2-nitrophenyl)disulfanyl]benzene

rac-Efavirenz

ImpurityLevels of characterisation
Cat. No.
P-E012-043
CAS
177530-93-7
Formula
C14H9ClF3NO2
Family
Efavirenz
Synonyms
Efavirenz Racemic, Racemic-Efavirenz

Efavirenz Amino Alcohol bis(ethoxycarbonyl)

ImpurityLevels of characterisation
Cat. No.
P-E012-013
CAS
2733280-20-9
Formula
C19H19ClF3NO5
Family
Efavirenz
Synonyms
Ethyl (S)-(4-chloro-2-(4-cyclopropyl-2-((ethoxycarbonyl)oxy)-1,1,1-trifluorobut-3-yn-2-yl)phenyl)carbamate, Efavirenz Impurity 5

Efavirenz Amino Alcohol Ethyl Carbamate

ImpurityLevels of characterisation
Cat. No.
P-E012-014
CAS
211563-41-6
Formula
C16H15ClF3NO3
Family
Efavirenz
Synonyms
Efavirenz impurity, efavirenz amino alcohol ethyl carbamate-, Carbamic acid, (4-chloro-2-((1s)-3-cyclopropyl-1-hydroxy-1-(trifluoromethyl)-2-propynyl)phenyl)-, ethyl ester

Efavirenz Amino Alcohol Methyl Carbamate

ImpurityLevels of characterisation
Cat. No.
P-E012-015
CAS
211563-40-5
Formula
C15H13ClF3NO3
Family
Efavirenz
Synonyms
Methyl (4-chloro-2-((1s)-1-trifluoromethyl-1-hydroxy-3-cyclopropyl-2-propyn-1-yl)phenyl)carbamate, Efavirenz impurity, efavirenz amino alcohol methyl carbamate-

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