Process for preparing substituted anthra[1,9-cd]pyrazol-6(2H)-on

Details Process for preparing substituted anthra[1,9-cd]pyrazol-6(2H)-on Process for preparing substituted anthra[1,9-cd]pyrazol-6(2H)-on

1985-04-26

1986-08-26

Schwartz, Richard A.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D23154

Patent

active

046084398

ABSTRACT:
An improved process for making anthra[1,9-cd]pyrazol-6(2H)-ones from 1,4-dichloro-5,8-disubstituted-9,10-anthracenediones and a hydrazine is disclosed. The compounds produced have antibacterial, antifungal, antileukaemic, and antitumor activity.

REFERENCES:
patent: 4556654 (1985-12-01), Showalter et al.
Freifelder, J. Am. Chem. Soc., 82, pp. 2386-2389 (1960).

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