Saroglitazar and its Impurities
Saroglitazar is used for lowering triglycerides and cholesterol levels in patients suffering from type 2 diabetes mellitus and elevated lipid levels that are not controlled by statin therapy. Reference standards of Saroglitazar API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


Ethyl (S)-2-ethoxy-3-(4-(2-(2-methyl-5-(4-(methylthio)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoate
Ethyl (S)-2-ethoxy-3-(4-(2-(2-methyl-5-(4-(methylthio)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoate
Catalogue No.:PA 46 47570
CAS :
494851-40-0
Molecular Formula : C27H33NO4S
Molecular Weight : 467.62


(S)-2-Hydroxy-3-(4-(2-(2-methyl-5-(4-(methylthio)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
(S)-2-Hydroxy-3-(4-(2-(2-methyl-5-(4-(methylthio)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
Catalogue No.:PA 46 47580
CAS :
2767581-72-4
Molecular Formula : C23H25NO4S
Molecular Weight : 411.52


(2S)-2-Ethoxy-3-(4-(2-(2-methyl-5-(4-(methylsulfinyl)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
(2S)-2-Ethoxy-3-(4-(2-(2-methyl-5-(4-(methylsulfinyl)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
Catalogue No.:PA 46 47590
CAS :
494851-91-1
Molecular Formula : C25H29NO5S
Molecular Weight : 455.57


(S)-2-Ethoxy-3-(4-(2-(2-methyl-5-(4-(methylsulfonyl)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
(S)-2-Ethoxy-3-(4-(2-(2-methyl-5-(4-(methylsulfonyl)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
Catalogue No.:PA 46 47600
CAS :
495399-16-1
Molecular Formula : C25H29NO6S
Molecular Weight : 471.57


(R)-2-Ethoxy-3-(4-(2-(2-methyl-5-(4-(methylthio)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
(R)-2-Ethoxy-3-(4-(2-(2-methyl-5-(4-(methylthio)phenyl)-1H-pyrrol-1-yl)ethoxy)phenyl)propanoic Acid
Catalogue No.:PA 46 47610
CAS :
NA
Molecular Formula : C25H29NO4S
Molecular Weight : 439.57