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Organocatalytic asymmetric aldol reaction of hydroxyacetone with β,γ-unsaturated α-keto esters: facile access to chiral tertiary alcohols.
Org Lett. 2011 Oct 07; 13(19):5248-51.OL

Abstract

An efficient direct asymmetric aldol reaction between hydroxyacetone and β,γ-unsaturated α-keto esters has been successfully developed. In the presence of 9-amino-9-deoxy-epi-cinchonine and trifluoroacetic acid, the direct aldol reaction of O-protected hydroxyacetone proceeded in a highly enantioselective manner, affording the desired adducts containing a chiral tertiary alcohol in high yields and with excellent enantioselectivities. The aldol products obtained are valuable precursors for the synthesis of 2-substituted glycerol derivatives.

Authors+Show Affiliations

Department of Chemistry & Medicinal Chemistry Program, Life Sciences Institute, National University of Singapore, 3 Science Drive 3, Republic of Singapore, 117543.No affiliation info availableNo affiliation info available

Pub Type(s)

Journal Article
Research Support, Non-U.S. Gov't

Language

eng

PubMed ID

21902199

Citation

Liu, Chen, et al. "Organocatalytic Asymmetric Aldol Reaction of Hydroxyacetone With Β,γ-unsaturated Α-keto Esters: Facile Access to Chiral Tertiary Alcohols." Organic Letters, vol. 13, no. 19, 2011, pp. 5248-51.
Liu C, Dou X, Lu Y. Organocatalytic asymmetric aldol reaction of hydroxyacetone with β,γ-unsaturated α-keto esters: facile access to chiral tertiary alcohols. Org Lett. 2011;13(19):5248-51.
Liu, C., Dou, X., & Lu, Y. (2011). Organocatalytic asymmetric aldol reaction of hydroxyacetone with β,γ-unsaturated α-keto esters: facile access to chiral tertiary alcohols. Organic Letters, 13(19), 5248-51. https://doi.org/10.1021/ol2021274
Liu C, Dou X, Lu Y. Organocatalytic Asymmetric Aldol Reaction of Hydroxyacetone With Β,γ-unsaturated Α-keto Esters: Facile Access to Chiral Tertiary Alcohols. Org Lett. 2011 Oct 7;13(19):5248-51. PubMed PMID: 21902199.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - Organocatalytic asymmetric aldol reaction of hydroxyacetone with β,γ-unsaturated α-keto esters: facile access to chiral tertiary alcohols. AU - Liu,Chen, AU - Dou,Xiaowei, AU - Lu,Yixin, Y1 - 2011/09/08/ PY - 2011/9/10/entrez PY - 2011/9/10/pubmed PY - 2012/1/18/medline SP - 5248 EP - 51 JF - Organic letters JO - Org Lett VL - 13 IS - 19 N2 - An efficient direct asymmetric aldol reaction between hydroxyacetone and β,γ-unsaturated α-keto esters has been successfully developed. In the presence of 9-amino-9-deoxy-epi-cinchonine and trifluoroacetic acid, the direct aldol reaction of O-protected hydroxyacetone proceeded in a highly enantioselective manner, affording the desired adducts containing a chiral tertiary alcohol in high yields and with excellent enantioselectivities. The aldol products obtained are valuable precursors for the synthesis of 2-substituted glycerol derivatives. SN - 1523-7052 UR - https://www.unboundmedicine.com/medline/citation/21902199/Organocatalytic_asymmetric_aldol_reaction_of_hydroxyacetone_with_βγ_unsaturated_α_keto_esters:_facile_access_to_chiral_tertiary_alcohols_ L2 - https://doi.org/10.1021/ol2021274 DB - PRIME DP - Unbound Medicine ER -