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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 3,321-3,330 of 5,812

N-Desbutyl Dronedarone HCl

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D188-037
CAS
197431-02-0
Formula
C27H36N2O5S·HCl
Family
Dronedarone
Synonyms
Desbutyl Dronedarone Hydrochloride, Debutyldronedarone HCl

Dronedarone EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D188-016
CAS
141644-91-9
Formula
C30H42N2O3
Family
Dronedarone
Synonyms
5-Amino-2-butyl-3-(4-(3-(dibutylamino)propoxy)benzoyl)benzofuran, Methanone, (5-amino-2-butyl-3-benzofuranyl)(4-(3-(dibutylamino)propoxy)phenyl)-

Dronedarone USP Related Compound D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D188-014
CAS
141645-16-1
Formula
C19H17NO5
Family
Dronedarone
Synonyms
2-Butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran, Dronedarone Impurity 18

Entacapone EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E058-002
CAS
145195-63-7
Formula
C14H15N3O5
Family
Entacapone
Synonyms
cis-Entacapone, Entacapone, (Z)-

Entacapone EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E058-003
CAS
1215039-66-9
Formula
C12H10N2O6
Family
Entacapone
Synonyms
Ethyl (2E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate, ethyl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate

Entacapone EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E058-004
CAS
116313-85-0
Formula
C7H5NO5
Family
Entacapone
Synonyms
3,4-Dihydroxy-5-nitrobenzaldehyde, Benzaldehyde, 3,4-dihydroxy-5-nitro-

Entacapone EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E058-005
CAS
857629-79-9
Formula
C16H19N3O5
Family
Entacapone
Synonyms
3-O-ethylentacapone, N,N-diethyl-2-cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)acrylamide

Entacapone EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E058-006
CAS
7659-29-2
Formula
C6H4N2O6
Family
Entacapone
Synonyms
3,5-Dinitrobenzene-1,2-diol, 3,5-Dinitrocatechol

Entacapone EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E058-007
CAS
160391-70-8
Formula
C10H6N2O6
Family
Entacapone
Synonyms
Entacapone Acid, Entacapone impurity f (ep impurity)

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