... -7 Chemical Name: 1,3-Dimethylurea (DMU)Synonyms: N,N'-Dimethylurea; symmetric Dimethylurea, N,N'-Dimethylharnstoff (German); Urea, 1,3-dimethyl-; DMU; ... islets from the effects of alloxan and dihydroxyfumarate exposure. Methyl amine and 1,3-dimethylurea are hydrolysis products of ... methyl isocyanate. It is used in manufacturing synthetic caffeine, ...