Synthesis, crystal structures and quantum chemical calculations of 3,6-diphenyl-1,2-dihydro- and 1,4-dihydro-1,2,4,5-tetrazine derivatives

Article abstract of DOI:10.3184/174751913X13783040292986

1-Acyl-3,6-diphenyl-1,4-dihydro-1,2,4,5-tetrazines were prepared by treatment of 3,6-diphenyl-1,4- (or 1,2)-dihydro-1,2,4,5-tetrazine and an equimolar amount of an acyl chloride. Further reaction with another equivalent of an acyl chloride yielded 1,4(or