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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 25,191-25,200 of 35,292

4'-Hydroxyatropine

ImpurityLevels of characterisation
Cat. No.
P-A215-019
CAS
21642-86-4
Formula
C17H23NO4
Family
Atropine
Synonyms
p-Hydroxyatropine, Eucatropine Impurity 1

8-Hydroxyquinolin-2(1H)-one

ImpurityLevels of characterisation
Cat. No.
P-P198-016
CAS
15450-76-7
Formula
C9H7NO2
Family
Procaterol
Synonyms
8-hydroxy-1H-quinolin-2-one, Carbostyril, 8-hydroxy-

Ketotifen Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-K009-021
CAS
34580-11-5
Formula
C13H7BrOS
Family
Ketotifen
Synonyms
10-Bromo-4H-benzo(4,5)cyclohepta(1,2-b)thiophen-4-one

Ketotifen Impurity 17

ImpurityLevels of characterisation
Cat. No.
P-K009-038
CAS
81759-45-7
Formula
C25H27NO7S
Family
Ketotifen
Synonyms
(2S,3S,4S,5R,6R)-3,4,5-Trihydroxy-6-[1-methyl-4-(8-oxo-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-2-ylidene)piperidin-1-ium-1-yl]oxane-2-carboxylate

Ketotifen Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-K009-022
CAS
59743-84-9
Formula
C14H10O2S
Family
Ketotifen
Synonyms
10-Methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one, Benzothiophen-10-methoxy-cycloheptanone

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