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1‐(Hydroxymethyl)‐1 H ‐benzotriazole: An Efficient Ligand for Copper‐Catalyzed Ullmann‐Type Coupling Reaction Leading to Expeditious Synthesis of Diverse Benzoxazoles and Benzothiazoles
Author(s) -
Singh Mala,
Bose Priyanka,
Singh Anoop S.,
Tiwari Vinod K.
Publication year - 2019
Publication title -
chemistryselect
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.437
H-Index - 34
ISSN - 2365-6549
DOI - 10.1002/slct.201902420
Subject(s) - benzotriazole , hydroxymethyl , anhydrous , ligand (biochemistry) , ullmann reaction , chemistry , copper , catalysis , combinatorial chemistry , base (topology) , stereochemistry , organic chemistry , receptor , mathematics , mathematical analysis , biochemistry
Cu‐catalyzed Ullmann coupling was performed for the facile synthesis of diverse benzoxazoles and benzothiazoles in the presence of 1‐(hydroxymethyl)‐1 H ‐benzotriazole as ligand and K 2 CO 3 as base in anhydrous DMF at 120 0 C.