Ring contraction of thia(seleno)diazine rings into pyrazoles in the reaction of 3-aryl-10-methyl-2H-1,3,4-thia(seleno)diazino[3, 2-a]benzimidazolium salts with bases
作者:T. A. Kuz'menko、V. V. Kuz'menko、O. V. Kryshtalyuk、A. F. Pozharskii
DOI:10.1007/bf00531304
日期:1992.12
Quaternary 1-aminobenzimidazolium salts in reactions with ?-dicarbonyl compounds. Formation of pyridazino[1,6-a]benzimidazolium cations and 1-arylpyrazoles
作者:V. V. Kuz'menko、T. A. Kuz'menko、A. M. Simonov
DOI:10.1007/bf00506438
日期:1983.2
KUZMENKO, V. V.;KUZMENKO, T. A.;SIMONOV, A. M., XIMIYA GETEROTSIKL. SOEDIN. 600001/0.0.86, 1986, N 3, 346-351