Clopidogrel Impurities

Clopidogrel Impurities

1. Impurity Name: Clopidogrel Acid Ethyl Ester
Chemical Name: ((S)-ethyl 2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetate

2. Impurity Name: Clopidogrel Cyano Racemate

3. Impurity Name : Clopidogrel EP Impurity A
Synonyms: Clopidogrel USP Related Compound A, (S)-Clopidogrel Acid Hydrochloride, Clopidogrel Acid S-Isomer HCl
CAS Number: 144750-42-5
Mol Wt: 344.26
Mol Form: C15H15Cl2NO2S

4. Impurity Name: Clopidogrel EP Impurity B

5. Impurity Name: Clopidogrel EP Impurity C

6. Impurity Name: Clopidogrel EP Impurity D
Mol Form: C24H21Cl2NO4S

7. Impurity Name : Clopidogrel I mininum inpurity (RRT - 0.5 USP/EP)
Mol Wt : 320.81

8. Impurity Name : Clopidogrel Hydroxy Impurity

9. Impurity Name: Clopidogrel Thienylethyl Impurity
CAS Number: 141109-20-8