Michael reaction of 1,3-dicarbonyls with enones catalyzed by a hydroxyapatite-bound La complex

Tetrahedron Letters

Volumn 46, Issue 25, 2005, Pages 4283-4286

  Mori, Kohsuke ^a   Oshiba, Michitaka ^a   Hara, Takayoshi ^a   Mizugaki, Tomoo ^a   Ebitani, Kohki ^a   Kaneda, Kiyotomi ^a  

^a OSAKA UNIVERSITY   (Japan)

Author keywords

1,3 Dicarbonyls; Apatite; Asymmetric; Heterogeneous catalyst; Lanthanum; Michael reaction

Indexed keywords

CARBONYL DERIVATIVE; HYDROXYAPATITE; KETONE DERIVATIVE; LANTHANUM; SOLVENT; TARTARIC ACID;

ARTICLE; CATALYSIS; CATION EXCHANGE; CHEMICAL REACTION; MICHAEL ADDITION;

EID: 19444364389     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2005.04.099     Document Type: Article

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32. -1) as a white powder. The ratio of La:TA was determined to be ca. 6:1 by the CHN elemental analysis