SYNTHESIS OF SYMMETRICAL 3,6-DISUBSTITUTED-1,2,4,5-TETRAZINES USING AN ACTIVATED CATALYST PREPARED BY THE REACTION OF COPPER NITRATE WITH EXCESS ZINC IN THE PRESENCE OF HYDRAZINE MONOHYDRATE
Cl. Lim et al., SYNTHESIS OF SYMMETRICAL 3,6-DISUBSTITUTED-1,2,4,5-TETRAZINES USING AN ACTIVATED CATALYST PREPARED BY THE REACTION OF COPPER NITRATE WITH EXCESS ZINC IN THE PRESENCE OF HYDRAZINE MONOHYDRATE, Bulletin of the Korean Chemical Society, 16(4), 1995, pp. 374-377