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Synthetic routes to 2‐(2‐benzofuranyl)benzoic acids and their cyclization into benz[6]indeno[2,1‐d]furan‐10‐ones
Author(s) -
Guillaumel Jean,
Boccara Nicole,
Demerseman Pierre
Publication year - 1990
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570270444
Subject(s) - chemistry , furan , benzoic acid , intramolecular force , medicinal chemistry , stereochemistry , organic chemistry , combinatorial chemistry
The benz[6]indeno[2,1‐ d ]furan‐10‐ones 1 were prepared by the intramolecular cyclization of the 2‐(2‐benzofuranyl)benzoic acids, 2 , the unequivocal routes to which are described herein. Various synthetic methods to these acids were tested, as well as the methods to cyclize them.