Enantioselective Henry reaction catalyzed by salen-cobalt complexes

Synthesis

Volumn , Issue 12, 2004, Pages 1947-1950

  Kogami, Youichi ^a   Nakajima, Takahiro ^a   Ikeno, Taketo ^a   Yamada, Tohru ^a  

^a KEIO UNIVERSITY   (Japan)

Author keywords

hydroxynitroalkanes; Aldehyde; Asymmetric catalysis; Direct nitroaldol reaction; Salen cobalt complexes

Indexed keywords

ENANTIOSEKECTIVITY; HENRY REACTION; SALEN-COBALT COMPLEXES;

ACTIVATION ANALYSIS; CATALYSIS; SYNTHESIS (CHEMICAL); YIELD STRESS;

COBALT COMPOUNDS;

ALKANE DERIVATIVE; COBALT COMPLEX;

ARTICLE; CATALYSIS; CHEMICAL REACTION; CHEMICAL STRUCTURE; ENANTIOSELECTIVITY;

EID: 4444257618     PISSN: 00397881     EISSN: None     Source Type: Journal    
DOI: 10.1055/s-2004-829157     Document Type: Article

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24. 2 solution of the contaminated product (ca. 0.5 mmol), silver hexafluoroantimonate (34.3 mg, 0.1 mmol) was added at -78°C. After stirring for 30 min, the mixture was purified by a short column chromatography to afford the pure product.