Copper-bipyridine-catalyzed enantioselective α-amination of β-keto esters

Tetrahedron Letters

Volumn 51, Issue 14, 2010, Pages 1860-1862

  Ghosh, Subrata ^a   Nandakumar, Mecheril Valsan ^a   Krautscheid, Harald ^a   Schneider, Christoph ^a  

^a UNIVERSITY OF LEIPZIG   (Germany)

Author keywords

Ketoester; Amination; Asymmetric catalysis; Bipyridine; Copper(II) catalyzed; Diethyl azodicarboxylate

Indexed keywords

ALKYL GROUP; AMINO ACID DERIVATIVE; BIPYRIDINE; CARBOXYLIC ACID DERIVATIVE; COPPER; ESTER DERIVATIVE; KETONE DERIVATIVE; METHYL GROUP;

AMINATION; ARTICLE; CATALYSIS; CHIRALITY; CRYSTAL STRUCTURE; ENANTIOSELECTIVITY;

EID: 77549088757     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2010.02.007     Document Type: Article

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43. +; 399.09536; found 399.09526.
44. int = 0.059), 5287 observed, 450 parameters, H atom parameters of OH groups (O5, O6) refined, all other H atoms included in idealized positions, R1 = 0.037 (observed reflections) and wR2 = 0.060 (all data), Flack parameter-0.015(10); programs: shelxs-97, shelxl-97. CCDC 753510 contains the supplementary crystallographic data for this Letter.