Reactions with Hydrazonoyl Halides 40: Synthesis of Some New 1,3,4‐Thiadiazoles, Pyrrolo[3,4‐<i>c</i>]pyrazoles, Pyrazoles, and Pyrazolo[3,4‐<i>d</i>]pyridazines
作者:Chahid Moustapha、Nadia A. Abdel‐Riheem、Abdou O. Abdelhamid
DOI:10.1081/scc-200048444
日期:2005.1
Abstract Pyrazoles, pyrazolo[3,4‐d]pyridazines, pyrrolo[3,4‐d]pyrazole‐4,6‐diones, and 2,3‐dihydro‐1,3,4‐thiadiazoles were synthesized via reactions of hydrazonoyl bromide with each of (2E)‐3‐(dimethylamino)prop‐2‐enoyl]benzo[f]2H‐chromen‐3‐one, N‐arylmaleimides, and alkyl carbodithioates.