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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 51,901-51,910 of 59,523

Asenapine Tetradehydro Impurity

ImpurityLevels of characterisation
Cat. No.
P-A197-012
CAS
129385-60-0
Formula
C17H12ClNO
Family
Asenapine
Synonyms
Asenapine Impurity 2, 5-Chloro-2-methyl-2H-dibenzo[2,3:6,7]oxepino[4,5-c]pyrrole

Atovaquone EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A212-002
CAS
2517583-91-2
Formula
C22H19ClO3
Family
Atovaquone
Synonyms
2-[4-(4-chlorophenyl)cyclohexyl]-3-oxoindene-1-carboxylic acid

Atovaquone EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A212-003
CAS
137732-39-9
Formula
C22H19ClO3
Family
Atovaquone
Synonyms
3-(4-(4-Chlorophenyl)cyclohexyl)-4-hydroxynaphthalene-1,2-dione, 3-[4-(4-chlorophenyl)cyclohexyl]-4-hydroxynaphthalene-1,2-dione

Atovaquone EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A212-004
CAS
1809464-27-4
Formula
C22H17ClO3
Family
Atovaquone
Synonyms
Didehydro Atovaquone, Didehydro Atovaquone Impurity

Atovaquone EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A212-005
CAS
129700-41-0
Formula
C23H21ClO3
Family
Atovaquone
Synonyms
O-Methyl Atovaquone, 2-[4-(4-chlorophenyl)cyclohexyl]-3-methoxynaphthalene-1,4-dione

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