10.1021/acs.joc.6b01837.s008
Jing-Kai Huang
Jing-Kai
Huang
Ying-Chieh Wong
Ying-Chieh
Wong
Tzu-Ting Kao
Tzu-Ting
Kao
Chen-Tso Tseng
Chen-Tso
Tseng
Kak-Shan Shia
Kak-Shan
Shia
Cobalt(II)-Catalyzed
Aerobic Oxidation of Terminal-Capped
Alkynyl α‑Cyano Alkanone Systems. An Oxygen-Mediated
Radical Chain Reaction
American Chemical Society
2016
sequence
Aerobic
dehydration
manner
Alkynyl
NHPI
Cyano
mechanistically
Oxidation
cyclization
5- exo
methodology
α- hydrogen abstraction
hydrogen transfer
oxidation
Terminal-Capped
silyl
alkyl-capped alkynyl α- cyano alkanone systems
Alkanone
novel chain reaction
Cobalt
functionalized products
yield
aryl
hydroxyphthalimide
Oxygen-Mediated Radical Chain Reaction
2016-10-17 00:00:00
Dataset
https://acs.figshare.com/articles/dataset/Cobalt_II_-Catalyzed_Aerobic_Oxidation_of_Terminal-Capped_Alkynyl_Cyano_Alkanone_Systems_An_Oxygen-Mediated_Radical_Chain_Reaction/4057008
A new <i>N</i>-hydroxyphthalimide
(NHPI)/Co(II)-catalyzed
protocol, mechanistically involving a sequence of α-hydrogen
abstraction, 5-<i>exo</i>-<i>dig</i> cyclization,
oxygen capture, hydrogen transfer, and 1,4-dehydration, has been developed
to facilitate aerobic oxidation of aryl-, silyl-, and alkyl-capped
alkynyl α-cyano alkanone systems to the corresponding highly
functionalized products in an effective manner, thus turning this
novel chain reaction, originally occurring spontaneously in low yields,
into a practical methodology.