GALLOS, JOHN K.;COROBILI, EKATERINI E., SYNTHESIS,(1989) N0, C. 751-753
作者:GALLOS, JOHN K.、COROBILI, EKATERINI E.
DOI:——
日期:——
A Simple Method for the Synthesis of 2,3-Bis(arylazo)quinoxalines
作者:John K. Gallos、Ekaterini E. Corobili
DOI:10.1055/s-1989-27382
日期:——
The first synthesis of the novel 2,3-bis(arylazo)quinoxalines in high overall yields proceeds via reaction of 1,2-phenylenediamines with N,N′-diarylethanedihydrazonoyl dichlorides in the presence of triethylamine and oxidation of the resultant 2,3-bis(arylhydrazono)-1,2,3,4-tetrahydroquinoxalines.