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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 3,561-3,570 of 5,812

Carbidopa EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-007
CAS
52514-63-3
Formula
C11H16N2O4
Family
Carbidopa
Synonyms
methyl (2S)-3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoate, Carbidopa Impurity E

Carbidopa EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-008
CAS
1458640-32-8
Formula
C12H18N2O4
Family
Carbidopa
Synonyms
Carbidopa Ethyl Ester, Carbidopa ethyl

rac-Carbidopa EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-014
CAS
91908-71-3
Formula
C12H18N2O4
Family
Carbidopa
Synonyms
rac-Carbidopa Ethyl Ester, Ethyl 3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoate

rac-Carbidopa EP Impurity F Hydrochloride

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-015
CAS
96115-88-7
Formula
C12H18N2O4·HCl
Family
Carbidopa
Synonyms
rac-Carbidopa Ethyl Ester Hydrochloride, Carbidopa Ethyl Ester Hydrochloride Salt

Carbidopa EP Impurity G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-009
CAS
2503-44-8
Formula
C9H10O3
Family
Carbidopa
Synonyms
1-(3,4-Dihydroxyphenyl)-2-propanone, 1-(3,4-dihydroxyphenyl)propan-2-one

Carbidopa EP Impurity H

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-010
CAS
1361017-74-4
Formula
C11H16N2O4
Family
Carbidopa
Synonyms
Benzenepropanoic acid, alpha-hydrazinyl-3-hydroxy-4-methoxy-alpha-methyl-, (alphaS)-, Carbidopa Impurity 2

rac-Carbidopa EP Impurity I

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-016
CAS
1246819-09-9
Formula
C10H13BrN2O4
Family
Carbidopa
Synonyms
3-Bromo rac-Carbidopa, Carbidopa EP Impurity I (3-Bromo Carbidopa)

Carbidopa EP Impurity J

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-012
CAS
43197-33-7
Formula
C10H13BrN2O4
Family
Carbidopa
Synonyms
2-Bromo Carbidopa, Carbidopa, 6-bromo

Carbidopa EP Impurity J (Racemic)

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-C037-011
CAS
1246817-47-9
Formula
C10H13BrN2O4
Family
Carbidopa
Synonyms
2-Bromo Carbidopa, 3-(2-Bromo-4,5-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoic acid

Everolimus EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-E143-002
CAS
1062122-63-7
Formula
C53H83NO14
Family
Everolimus
Synonyms
Everolimus Related Compound 2, Everolimus-19-ene open ring

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