Organic Letters
Letter
Chem., Int. Ed. 2014, 53, 12064−12068. (k) Usugi, S.; Yorimitsu, H.;
Shinokubo, H.; Oshima, K. Bull. Chem. Soc. Jpn. 2002, 75, 2049−2052.
(7) Yasuda, M.; Chiba, K.; Baba, A. J. Am. Chem. Soc. 2000, 122, 7549−
7555.
(8) The reaction of silyl enol ether 1b with bromoketone 2a in MeOH
or MeCN solutions did not proceed at all under reflux conditions,
although the reaction of tin enolate with bromoketone gave the carbonyl
adduct. See ref 6a.
AUTHOR INFORMATION
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Corresponding Authors
Notes
The authors declare no competing financial interest.
(9) For recent reviews of photoredox catalysts, see: (a) Prier, C. K.;
Rankic, D. A.; MacMillan, D. W. C. Chem. Rev. 2013, 113, 5322−5363.
ACKNOWLEDGMENTS
(b) Reckenthaler, M.; Griesbeck, A. G. Adv. Synth. Catal. 2013, 355,
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2727−2744. (c) Narayanam, J. M. R.; Stephenson, C. R. J. Chem. Soc.
This work was supported by the JSPS KAKENHI Grant Nos.
JP15H05848 (in Middle Molecular Strategy) and JP16K05719.
Y.N. thanks the Frontier Research Base for Global Young
Researchers at Osaka University, a program of MEXT.
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