Chemical Name: (2R,3S)-5-acetoxy-2-(((4-chlorobenzoyl)oxy)methyl)tetrahydrofuran-3-yl 4-chlorobenzoate
Synonym: Clopidogrel Thienylethyl Impurity ; methyl (S)-2-(2-chlorophenyl)-2-((2-(thiophen-2-yl)ethyl)amino)acetate hydrochloride ; S(+)-N-(2-(2-Thienyl)ethyl)-2-chlorophenyl Glycine Methyl Ester Hydrochloride