1,2-DITHIOLAN-4-ONE, THIOSEMICARBAZONE 1,2-Dithiolanon-4-thiosemicarbazone 1919-69-3 2-(1,2-Dithiolan-4-ylidene)hydrazinecarbothioamide Hydrazinecarbothioamide, 2-(1,2-dithiolan-4-ylidene)- (9CI) NSC 208746 NSC 72269 PH 800/18 Phenyl 800/18