The invention relates to the process for the preparation of hydrogen sulfate salt of dextro rotatory Methyl - α - 5 - (4,5,6,7- tetrahydro - (3,2-c ) thienopyridyl) - (2-chlorophenyl) acetate which is generally referred as clopidogrel hydrogen sulfate ( I ) in its crystalline form 1.
该发明涉及一种制备右旋甲基-α-5-(4,5,6,7-四氢-(3,2-c)
噻吩吡啶基)-(2-
氯苯基)
乙酸氢硫酸盐的过程,通常称为晶态形式I的氢
硫酸氢
氯吡格列。