1-(2-氯乙基)哌啶盐酸盐 、 N-(5-methyl-4,4-dioxothieno[3,4-c][2,1]benzothiazepin-10-ylidene)hydroxylamine 在
苄基三乙基溴化铵 sodium hydroxide 作用下,
以
甲苯 为溶剂,
反应 15.0h,
生成 (Z)-5-methyl-4,4-dioxo-N-(2-piperidin-1-ylethoxy)thieno[3,4-c][2,1]benzothiazepin-10-imine 、
(E)-5-methyl-4,4-dioxo-N-(2-piperidin-1-ylethoxy)thieno[3,4-c][2,1]benzothiazepin-10-imine