Zobrazeno 1 - 9
of 9
pro vyhledávání: '"L. M. Shegal"'
Publikováno v:
Chemistry of Heterocyclic Compounds. 10:369-371
Triazole- and tetrazolediazonium sulfates were coupled with aromatic azo components. The effect of the structure and medium on the chromaticity of the azo compounds was studied.
Autor:
I. L. Shegal, L. M. Shegal
Publikováno v:
Chemistry of Heterocyclic Compounds. 8:959-961
Depending on the nature of the heteroring and the hydrazone, a formazan or a heterylazophenylhydrazone are formed in the reaction of an aryl hydrazone with the diazonium salt obtained from a heterocyclic amine. Disproportionate to form a triphenylfor
Publikováno v:
Chemistry of Heterocyclic Compounds. 8:33-35
Publikováno v:
Chemischer Informationsdienst. 5
Publikováno v:
Chemischer Informationsdienst. 3
Autor:
L. M. Shegal, I. L. Shegal
Publikováno v:
Chemischer Informationsdienst. Organische Chemie. 2
Autor:
I. L. Shegal, L. M. Shegal
Publikováno v:
Chemischer Informationsdienst. 4
Publikováno v:
Chemischer Informationsdienst. 4
Publikováno v:
Chemistry of Heterocyclic Compounds. 8:1247-1248
A series of 1-(2-pyridyl)-3-phenyl-5-arylformazans, which form deeply colored complexes with Zn2+, Cu2+, Co2+, and Ni2+ salts, were obtained by coupling of arenediazonium salts, containing various substituants in the phenyl ring, with benzaldehyde 2-