2-(3-pyridyl)tetrahydrothiopyran-2-carboxylic acid 、
氯化亚砜 以
N,N-二甲基甲酰胺 为溶剂,
20.0~70.0 ℃
、359.97 kPa
条件下,
反应 3.0h,
以This gives crude 2-chloroformyl-2-(pyrid-3-yl)-tetrahydrothiopyran hydrochloride (26 g) in the form of an orange oil, which的产率得到2-chloroformyl-2-(pyrid-3-yl)-tetrahydrothiopyran hydrochloride