16597-35-6 2(1H)-PYRIMIDINETHIONE, TETRAHYDRO-1,3-DIMETHYL- 5-24-01-00209 (Beilstein Handbook Reference) BRN 0742227 N,N'-Dimethyltrimethylenethiourea Tetrahydro-1,3-dimethyl-2(1H)-pyrimidinethione