Synonyms: 2,4,6(1H,3H,5H)-Pyrimidinetrione,5-(2-hydroxypropyl)-5-(2-propenyl)- (9CI); Barbituric acid,5-allyl-5-(2-hydroxypropyl)- (6CI,7CI,8CI); (?à)-Ipronal; 5-Allyl-5-(2-hydroxypropyl)barbituric acid;5-Allyl-5-(b-hydroxypropyl)barbituric acid;Axeen; Centralgol; Centralgyl; HH 184; Hydroxydial; Ipronal; Proxibarbal;Proxibarbital