2,5-Diaminotropone , its CAS NO. is 36039-40-4, the synonyms are 2,5-Diamino-2,4,6-cycloheptatrien-1-one ; 4-14-00-00041 (Beilstein Handbook Reference) ; BRN 2802378 ; 2,4,6-Cycloheptatrien-1-one, 2,5-diamino- .