反应详情

A mixture of 3.2 g of (±)-cis-2-(4-methoxyphenyl)-3-acetoxy-8-chloro-2,3-dihydro-1,5-benzothiazepin-4(5H)-one, 1.46 g of 2-(dimethylamino)ethyl chloride hydrochloride, 3 g of potassium carbonate and 75 ml of acetone is treated in the same manner as described in Example 1. The product thus obtained is converted into its hydrochloride and recrystallized from a mixture of chloroform, ethanol and ether. 3.4 g of (±)-cis-2-(4-methoxyphenyl)-3-acetoxy-5-[2-(dimethylamino)ethyl]-8-chloro-2,3-dihydro-1,5-benzothiazepin-4(5H)-one hydrochloride are thereby obtained.

1. additionis treated in the same manner
2. customThe product thus obtained
3. customrecrystallized from a mixture of chloroform, ethanol and ether