4-Chloromethyl-5-methyl-1,3-dioxol-2-one

This second Hunan HuaTeng Pharmaceutical Co., Ltd. listing for 4-chloromethyl-5-methyl-1,3-dioxol-2-one (CAS 80841-78-7) again markets it as an olmesartan intermediate and metabolite of the antihypertensive drug olmesartan, also noting use in ampicillin prodrug preparation, though the company is not the direct manufacturer. It is sold into North America, Central/South America, Western Europe, Eastern Europe, Australasia, and Asia.