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HClO 4 ‐SiO 2 : An Efficient and Useful Catalyst for the Synthesis of 3‐Aryl‐2H‐benzo[1,4]oxazine
Author(s) -
Baghernejad Bita,
Heravi Majid M.,
Oskooie Hossein A.
Publication year - 2009
Publication title -
chinese journal of chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.28
H-Index - 41
eISSN - 1614-7065
pISSN - 1001-604X
DOI - 10.1002/cjoc.201090020
Subject(s) - chemistry , oxazines , aryl , yield (engineering) , catalysis , condensation , combinatorial chemistry , medicinal chemistry , organic chemistry , thermodynamics , alkyl , physics
Abstract HClO 4 ‐SiO 2 , efficiently catalyzed the condensation of o ‐aminophenols and 2‐bromo‐1‐aryl‐ethanones to yield 3‐aryl‐2 H ‐benzo[1,4]oxazines in good yields.