Synonyms: Methanaminium,1-carboxy-N,N,N-trimethyl-, inner salt, compd. with calcium chloride (CaCl2)(1:1), dihydrate; Calcium chloride (CaCl2), compd. with1-carboxy-N,N,N-trimethylmethanaminium inner salt (1:1), dihydrate; BCCD;Betaine calcium chloride dihydrate