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Blacklight‐Induced Hydroxylation of Arylboronic Acids Leading to Hydroxyarenes Using Molecular Oxygen and Tetrabutylammonium Borohydride
Author(s) -
Kawamoto Takuji,
Ryu Ilhyong
Publication year - 2021
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.202100102
Subject(s) - chemistry , borohydride , hydroxylation , molecular oxygen , superoxide , oxygen , combinatorial chemistry , organic chemistry , catalysis , enzyme
A new simple protocol for the conversion of arylboronic acids to hydroxyarenes was achieved using molecular oxygen in the presence of tetrabutylammonium borohydride under blacklight irradiation (360 nm). A radical chain mechanism in which a superoxide ion (O 2 −. ) plays a key role is proposed.