Zalunfiban and its Impurities
Zalunfiban is a new type of αIIbβ3 antagonist for prehospital treatment of myocardial infarction. Reference standards of Zalunfiban API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


2-Amino-N-(5-(7-(4-nitrosopiperazin-1-yl)-5-oxo-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-2-yl)pyridin-3-yl)acetamide
2-Amino-N-(5-(7-(4-nitrosopiperazin-1-yl)-5-oxo-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-2-yl)pyridin-3-yl)acetamide
Catalogue No.:PA 26 0471000
CAS :
NA
Molecular Formula : C16H17N9O3S
Molecular Weight : 415.43


2-Amino-N-(2-((5-(7-(4-nitrosopiperazin-1-yl)-5-oxo-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-2-yl)pyridin-3-yl)amino)-2-oxoethyl)acetamide
2-Amino-N-(2-((5-(7-(4-nitrosopiperazin-1-yl)-5-oxo-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-2-yl)pyridin-3-yl)amino)-2-oxoethyl)acetamide
Catalogue No.:PA 26 0471001
CAS :
NA
Molecular Formula : C18H20N10O4S
Molecular Weight : 472.48


2-(5-Aminopyridin-3-yl)-7-(4-nitrosopiperazin-1-yl)-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one
2-(5-Aminopyridin-3-yl)-7-(4-nitrosopiperazin-1-yl)-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one
Catalogue No.:PA 26 0471002
CAS :
NA
Molecular Formula : C14H14N8O2S
Molecular Weight : 358.38