CRYSTALLINE FORMS OF (N,N-DIETHYLCARBAMOYL)METHYL METHYL (2E)BUT-2-ENE-1,4-DIOATE, METHODS OF SYNTHESIS AND USE

摘要

Disclosed herein are crystalline forms of (N,N-Diethylcarbamoyl)methyl methyl (2E)but-2-ene-1,4-dioate, which is a prodrug of methyl hydrogen fumarate. Crystalline form 1, Crystalline form 2, Crystalline 3, and Crystalline form 4 are disclosed.