Chemistry of Heterocyclic Compounds p. 703 - 707 (1999)
Update date:2022-08-02
Topics:
Varlamov
Gozun
Mikhailova
Chernyshev
Golovtsov
A mixture of phenyl substituted pyrazolo-4-azaphenanthrenes with different closure of the heterocyclic units was obtained by alkaline scission of 9-phenacylidene-4-azafluorene tosylhydrazone. Elimination of the nitro group occurs when 9-(α-nitrophenacylid
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