Warner Bros. Discovery, Inc.
Crystal Form of 3,4-Dihydrothieno[3,2-D]Pyrimidine Compound and Preparation Method Thereof

Abstract:

A crystal form A of a 3,4-dihydrothieno[3,2-d]pyrimidine compound (1), a preparation method therefor and an application thereof in the preparation of an anti-human cytomegalovirus (HCMV) drug. ##STR00001##