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Triethylamine‐Catalyzed Synthesis of Oxazepine from Maleamic Acids
Author(s) -
Badru Rahul,
Singh Baldev
Publication year - 2015
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.2114
Subject(s) - triethylamine , chemistry , anhydrous , reagent , condensation , catalysis , organic chemistry , combinatorial chemistry , thermodynamics , physics
2‐Thioxo‐1,3‐oxazepine‐4,7‐dione compounds were obtained via triethylamine‐catalyzed condensation of maleamic acids with thiophosgene under anhydrous conditions. This method features relatively a simple methodology, use of inexpensive reagents, convenient operating conditions and high yields.