abstract |
A method for producing prasugrel hydrochloride with a reduced content of 2-acetoxy-5-[5-chloro-1-(2-fluorophenyl)-2-oxopentyl]-4,5,6,7-tetrahydrothieno[3,2-6]pyridine by carrying out the following steps: n n n n n n n n n n wherein R represents a protecting group for a hydroxyl group. |