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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 48,081-48,090 of 59,523

4,5-Dichloroimidazole

ImpurityLevels of characterisation
Cat. No.
P-A233-017
CAS
15965-30-7
Formula
C3H2Cl2N2
Family
Azathioprine
Synonyms
Azathioprine Impurity 10 (4,5-Dichloroimidazole), 4,5-dichloro-1H-imidazole

2,6-Dichloropurine

ImpurityLevels of characterisation
Cat. No.
P-A028-020
CAS
5451-40-1
Formula
C5H2Cl2N4
Family
Aciclovir
Synonyms
2,6-dichloro-7H-purine, Purine, 2,6-dichloro-

Dienogest EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D103-002
CAS
86153-39-1
Formula
C20H25NO3
Family
Dienogest
Synonyms
11-beta-Hydroxy Dienogest, 11b-Hydroxy Dienogest

Dienogest EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D103-003
CAS
5173-46-6
Formula
C18H22O2
Family
Dienogest
Synonyms
Estra-4,9-diene-3,17-dione, Dienedione

Dienogest EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D103-004
CAS
106111-42-6
Formula
C20H25NO2
Family
Dienogest
Synonyms
Diene Impurity

Dienogest EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D103-005
CAS
190662-30-7
Formula
C22H29NO3
Family
Dienogest
Synonyms
Dienogest Impurity D

Dienogest EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D103-006
CAS
102193-41-9
Formula
C22H31NO3
Family
Dienogest
Synonyms
Dimethoxy Dienogest

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