4(1H)-Pyrimidinone, tetrahydro-3-octyl-2-thioxo- (9CI) 5,6-Dihydro-3-octyl-2-thiouracil 5-24-05-00279 (Beilstein Handbook Reference) 5540-66-9 BRN 0784739 Hydrouracil, 3-octyl-2-thio- NSC 89523