83749-69-3Relevant articles and documents
SYNTHESIS OF 5H-PYRIDAZOINDOLES BY CONDENSATION OF 2-ACYLINDOLE-3-CARBOXYLIC ACIDS WITH HYDRAZINE
Zhungietu, G. I.,Zorin, L. M.,Gorgos, V. I.,Rekhter, M. A.
, p. 811 - 813 (1982)
5H-Pyridazoindol-1-ones were obtained by heating 2-acetylindole-3- or 2-aroylindole-3-carboxylic acids with hydrazine hydrate in ethylene glycol or alcohol. 1-Chloro-5H-pyridazoindoles are formed by treatment of 5H-pyridazoindol-1-one