One Pot Synthesis Of 3,4-Disubstituted 1-Alkyl-4<i>H</i>-1,2,4-Triazol-1-Ium Salts
作者:J. H. Teles、K. Breuer、D. Enders、H. Gielen
DOI:10.1080/00397919908085727
日期:1999.1.1
Reaction of N-alkyl-N-formyl hydrazines 1 with isolated or ia situ generated imidoyl chlorides 3 is an efficient method for the synthesis of the hitherto hardly accessible 3,4-disubstituted 1-alkyl-4H- 1,2,4-triazol-1-ium salts 4,6.