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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 3,691-3,700 of 5,812

Amorolfine EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A141-006
CAS
106614-66-8
Formula
C14H20O
Family
Amorolfine
Synonyms
1-(4-(Tert-pentyl)phenyl)propan-1-one, 1-[4-(2-methylbutan-2-yl)phenyl]propan-1-one

Benserazide EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-B036-004
CAS
64616-76-8
Formula
C3H9N3O2
Family
Benserazide
Synonyms
DL-Serine hydrazide, 2-amino-3-hydroxypropanehydrazide

Benserazide EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-B036-010
CAS
2472968-83-3
Formula
C17H21N3O8
Family
Benserazide
Synonyms
2-Amino-3-hydroxy-N',N'-bis(2,3,4-trihydroxybenzyl)propanehydrazide

Chlortalidone EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C147-002
CAS
345930-32-7
Formula
C14H9ClO6S
Family
Chlortalidone
Synonyms
2-(4-chloro-3-sulfobenzoyl)benzoic acid, Benzoic acid, 2-(4-chloro-3-sulfobenzoyl)-

Chlortalidone EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C147-004
CAS
5270-74-6
Formula
C14H10ClNO5S
Family
Chlortalidone
Synonyms
Chlorthalidone USP Related Compound A, 4'-Chloro-3'-sulfamoyl-2-benzophenone carboxylic acid

Chlortalidone EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C147-005
CAS
92874-73-2
Formula
C16H14ClNO5S
Family
Chlortalidone
Synonyms
Chlorthalidone Acid Ethyl Ester, ethyl 2-(4-chloro-3-sulfamoylbenzoyl)benzoate

Chlortalidone EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C147-006
CAS
1369995-36-7
Formula
C16H15ClN2O4S
Family
Chlortalidone
Synonyms
2-chloro-5-(1-ethoxy-3-oxo-2H-isoindol-1-yl)benzenesulfonamide, O-Ethyl Chlorthalidone

Chlortalidone EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C147-007
CAS
82875-49-8
Formula
C14H11ClN2O3S
Family
Chlortalidone
Synonyms
3-Dehydroxy Chlorthalidone, 2-chloro-5-(3-oxo-1,2-dihydroisoindol-1-yl)benzenesulfonamide

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