Deamination of Some N-Amino Nitrogen Heterocycles Using Preyssler’s Anion
作者:Majid M. Heravi、Sodeh Sadjadi、Rahim Hekmatshoar、Hossein A. Oskooie、Fatemeh F. Bamoharram
DOI:10.1007/s00706-007-0715-1
日期:2008.2
Some N-aminotriazines and -triazoles were treated with Preyssler's anion as catalyst in acetic acid to afford the corresponding deaminated triazines and triazoles. The reaction is suggested to proceed via formation of N-nitrosamines with subsequent N-NO bond cleavage.
Synthesis of a novel heterocyclic system—7-methyl-1,2-dihydro-[1,2,4]triazino[3,4-b][1,2,4,5]tetrazine-6-thione
作者:M. M. Heravi、M. Bakavoli、M. Rahimizadeh、G. Rajabzadeh、M. Ghassemzadeh
DOI:10.1134/s1070428008080216
日期:2008.8
4-Amino-6-methyl-3-hydrazino-4,5-dihydro-1,2,4-triazine-5-thione reacted with triethyl ortho-formate or triethyl orthoaceate in ethanol to give a novel heterocyclic system, [1,2,4]triazino[3,4-b][1,2,4,5]-tetrazine-6-thione.