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Organocatalytic enantioselective synthesis of both diastereomers of alpha-hydroxyphosphinates.
J Org Chem. 2010 Feb 19; 75(4):1101-6.JO

Abstract

Racemic alpha-acylphosphinates and formylphosphinate hydrate were used directly as the substrates in a proline derivative-catalyzed cross aldol reaction with ketones. Because of the preexisting phosphorus stereogenic center, a mixture of two diastereomers of the corresponding alpha-hydroxyphosphinates was obtained in this reaction. Good to high enantioselectivities (up to 99% ee) were obtained simultaneously for the two diastereomers in good yields. Good diastereoselectivities were also obtained when the reaction generates an additional carbon stereogenic center.

Authors+Show Affiliations

Department of Chemistry, University of Texas at San Antonio, One UTSA Circle, San Antonio, Texas 78249-0698, USA.No affiliation info availableNo affiliation info available

Pub Type(s)

Journal Article
Research Support, N.I.H., Extramural
Research Support, Non-U.S. Gov't

Language

eng

PubMed ID

20085234

Citation

Samanta, Sampak, et al. "Organocatalytic Enantioselective Synthesis of Both Diastereomers of Alpha-hydroxyphosphinates." The Journal of Organic Chemistry, vol. 75, no. 4, 2010, pp. 1101-6.
Samanta S, Perera S, Zhao CG. Organocatalytic enantioselective synthesis of both diastereomers of alpha-hydroxyphosphinates. J Org Chem. 2010;75(4):1101-6.
Samanta, S., Perera, S., & Zhao, C. G. (2010). Organocatalytic enantioselective synthesis of both diastereomers of alpha-hydroxyphosphinates. The Journal of Organic Chemistry, 75(4), 1101-6. https://doi.org/10.1021/jo9022099
Samanta S, Perera S, Zhao CG. Organocatalytic Enantioselective Synthesis of Both Diastereomers of Alpha-hydroxyphosphinates. J Org Chem. 2010 Feb 19;75(4):1101-6. PubMed PMID: 20085234.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - Organocatalytic enantioselective synthesis of both diastereomers of alpha-hydroxyphosphinates. AU - Samanta,Sampak, AU - Perera,Sandun, AU - Zhao,Cong-Gui, PY - 2010/1/21/entrez PY - 2010/1/21/pubmed PY - 2010/5/21/medline SP - 1101 EP - 6 JF - The Journal of organic chemistry JO - J Org Chem VL - 75 IS - 4 N2 - Racemic alpha-acylphosphinates and formylphosphinate hydrate were used directly as the substrates in a proline derivative-catalyzed cross aldol reaction with ketones. Because of the preexisting phosphorus stereogenic center, a mixture of two diastereomers of the corresponding alpha-hydroxyphosphinates was obtained in this reaction. Good to high enantioselectivities (up to 99% ee) were obtained simultaneously for the two diastereomers in good yields. Good diastereoselectivities were also obtained when the reaction generates an additional carbon stereogenic center. SN - 1520-6904 UR - https://www.unboundmedicine.com/medline/citation/20085234/Organocatalytic_enantioselective_synthesis_of_both_diastereomers_of_alpha_hydroxyphosphinates_ L2 - https://doi.org/10.1021/jo9022099 DB - PRIME DP - Unbound Medicine ER -