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Coupling of 3‐Diazo‐3 H ‐pyrazoles with 2‐Alkoxy‐1,6‐methano[10]annulenes and Oxidative Cyclization to Pyrazolotriazines
Author(s) -
Neidlein Richard,
Jäschke Uwe,
Gieren Alfred,
Weber Gabriela,
Hübner Thomas
Publication year - 1985
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198503461
Subject(s) - annulene , diazo , alkoxy group , chemistry , coupling (piping) , combinatorial chemistry , stereochemistry , medicinal chemistry , photochemistry , organic chemistry , materials science , alkyl , metallurgy
The functionalization of 1,6‐methano[10]annulenes is achieved by reaction with diazonium‐substituted heterocycles. Azo dyes, which can be cyclized oxidatively to 1, are obtained from the title compounds under mild conditions.