5(4H)-噁唑酮,4-(氯亚甲基)-2-苯基- 、 alkaline earth salt of/the/ methylsulfuric acid 在
sodium hydroxide 作用下,
生成
6-benzoylamino-2,2-dimethyl-5-oxo-2,3,4,5-tetrahydro-[1,4]thiazepine-3-carboxylic acid 、 2-[benzoylamino-(1-carboxy-2-methyl-2-mercapto-propylcarbamoyl)-methyl]-5,5-dimethyl-thiazolidine-4-carboxylic acid