Unusual dimerization of 1-ethyl-1,2,4-triazinium salts into 4a,4b,9,10-tetrahydro-1,3,6,8,8a,10a-hexaazaphenanthrenes
作者:O.N. Chupakhin、B.V. Rudakov、S.G. Alexeev、V.N. Charushin、V.A. Chertkov
DOI:10.1016/s0040-4039(00)97327-1
日期:1990.1
1-Ethyl-3-alkylthio-5-phenyl-1,2,4-triazinium tetrafluoroborates were found to undergo an unusual dimerization on treatment with triethylamine in methanol or ethanol solution. A mechanism for the formation of 4a,4b,9,10-tetrahydro-1,3,5,8,8a,10a-hexaaza-phenanthrenes is proposed.