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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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Results 4,571-4,580 of 5,812

Chlormadinone Acetate EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C133-004
CAS
15251-04-4
Formula
C23H29BrO4
Family
Chlormadinone
Synonyms
6-Bromo-3,20-dioxopregna-4,6-dien-17-yl acetate, 6-Bromo-delta 6-chloro-acetoxyprogesterone

Dehydro nimodipine

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-N067-002
CAS
85677-93-6
Formula
C21H24N2O7
Family
Nimodipine
Synonyms
2-Methoxyethyl 1-Methylethyl 2,6-Dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylate, Nimodipine impurity a (ep impurity)

2,6-Dimethylaniline

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-B141-004
CAS
87-62-7
Formula
C8H11N
Family
Bupivacaine
Synonyms
o-Xylidine, Benzenamine, 2,6-dimethyl-

Emedastine EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E032-003
CAS
101953-61-1
Formula
C11H14N2O2
Family
Emedastine
Synonyms
1-(2-Ethoxyethyl)-1H-benzo[d]imidazol-2(3H)-one, 3-(2-ethoxyethyl)-1H-benzimidazol-2-one

Emedastine EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E032-004
CAS
87233-54-3
Formula
C11H13ClN2O
Family
Emedastine
Synonyms
2-chloro-1-(2-ethoxyethyl)-1H-benzimidazole, 2-chloro-1-(2-ethoxyethyl)benzimidazole

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