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Volumn 133, Issue 15, 2011, Pages 5672-5675

Copper-catalyzed γ-selective and stereospecific allylic alkylation of ketene silyl acetals

Author keywords

[No Author keywords available]

Indexed keywords

ALLYLIC ALKYLATION; ALLYLIC PHOSPHATES; ANTI-SELECTIVITY; CHIRALITY TRANSFER; KETENE SILYL ACETAL; STEREOSPECIFIC; UNSATURATED ESTERS;

EID: 79954484693     PISSN: 00027863     EISSN: 15205126     Source Type: Journal    
DOI: 10.1021/ja111645q     Document Type: Article
Times cited : (21)

References (57)
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    • Unsymmetrically substituted secondary allylic bromides and chlorides are not suitable as substrate because halogenation of the corresponding allylic alcohols is not regioselective. While almost no reaction occurred with a primary allylic bromide, a primary allylic chloride underwent the reaction in a poor product yield with a moderate α-selectivity.
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    • Reaction of 1a with methyl isobutyrate-derived ketene silyl acetal resulted in low conversion (35%) and poor yield (13%). The use of propionate-derived bis-trimethylsilyl ketene acetal resulted in no reaction.
    • Reaction of 1a with methyl isobutyrate-derived ketene silyl acetal resulted in low conversion (35%) and poor yield (13%). The use of propionate-derived bis-trimethylsilyl ketene acetal resulted in no reaction.
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    • 1,3-strain. See also refs 11a,11b.
    • 1,3-strain. See also refs 11a,11b.
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    • The stereochemistry of the α-isomer has not been analyzed.
    • The stereochemistry of the α-isomer has not been analyzed.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.