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Alumina Supported 12‐Tungstophosphoric Acid as an Efficient and Reusable Catalyst for Synthesis of 1,5‐Benzodiazepines
Author(s) -
AbdollahiAlibeik Mohammad,
Zaghaghi Zahra,
MohammadpoorBaltork Iraj
Publication year - 2008
Publication title -
journal of the chinese chemical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.329
H-Index - 45
eISSN - 2192-6549
pISSN - 0009-4536
DOI - 10.1002/jccs.200800001
Subject(s) - chemistry , catalysis , solid acid , solvent , organic chemistry , combinatorial chemistry , reaction conditions
Alumina supported 12‐tungstophosphoric acid catalyzes efficiently the reaction of o ‐phenylenediamine with ketones under solvent‐free condition to afford the corresponding 1,5‐benzodiazepines in good to excellent yields. The catalyst can be recovered and reused.
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