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Conjugate Addition of Indoles to α , β ‐Unsaturated Ketones (Chalcones) Catalyzed by KHSO 4 under Ultrasonic Conditions
Author(s) -
ZENG XiaoFei,
JI ShunJun,
SHEN ShuSu
Publication year - 2007
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.200790328
Subject(s) - chemistry , conjugate , catalysis , adduct , michael reaction , ultrasonic sensor , addition reaction , organic chemistry , enone , ketone , medicinal chemistry , mathematical analysis , physics , mathematics , acoustics
Abstract Conjugate addition of indoles to a variety of α , β ‐unsaturated ketones (chalcones) mediated by a catalytic amount of KHSO 4 at room temperature under ultrasonic conditions to afford the corresponding Michael adducts in good to excellent yields was reported.