Document Detail

Development of a new Lewis base-tolerant chiral LBA and its application to catalytic asymmetric protonation reaction.
MedLine Citation:
PMID:  20730236     Owner:  NLM     Status:  MEDLINE    
A new Lewis base-tolerant LBA (Lewis Acid Assisted Brønsted Acid) derived from La(OTf)(3) and (S)-HOP has been developed as a new chiral Brønsted acid. This acid has been successfully applied as a catalyst to asymmetric protonation reactions of silyl enol ethers of 2-substituted cyclic ketones.
Cheol Hong Cheon; Tatsushi Imahori; Hisashi Yamamoto
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Publication Detail:
Type:  Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't     Date:  2010-08-23
Journal Detail:
Title:  Chemical communications (Cambridge, England)     Volume:  46     ISSN:  1364-548X     ISO Abbreviation:  Chem. Commun. (Camb.)     Publication Date:  2010 Oct 
Date Detail:
Created Date:  2010-09-08     Completed Date:  2010-12-21     Revised Date:  2013-05-28    
Medline Journal Info:
Nlm Unique ID:  9610838     Medline TA:  Chem Commun (Camb)     Country:  England    
Other Details:
Languages:  eng     Pagination:  6980-2     Citation Subset:  IM    
Department of Chemistry, The University of Chicago, 5735 South Ellis Avenue, Chicago, Illinois 60615, USA.
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MeSH Terms
Ketones / chemical synthesis*,  chemistry
Lanthanum / chemistry*
Molecular Structure
Naphthalenes / chemical synthesis,  chemistry*
Organometallic Compounds / chemical synthesis,  chemistry*
Grant Support
GM086145-02S1/GM/NIGMS NIH HHS; P50 GM086145-02S1/GM/NIGMS NIH HHS
Reg. No./Substance:
0/(S)-2-hydroxy-2'-diphenylphosphino-1,1'-binaphthyl; 0/Ketones; 0/Naphthalenes; 0/Organometallic Compounds; 0/Protons; 7439-91-0/Lanthanum

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine

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