Enantioselective synthesis of cyclopentane derivatives using zirconium- catalyzed asymmetric cyclization

Tetrahedron Letters

Volumn 40, Issue 16, 1999, Pages 3221-3224

  Yamaura, Yousuke ^a   Mori, Miwako ^a  

^a HOKKAIDO UNIVERSITY   (Japan)

Author keywords

(EBTHI)ZrBINOL; Asymmetric Cyclization; Diene; Zirconium

Indexed keywords

ALKADIENE; CYCLOPENTANE DERIVATIVE; ZIRCONIUM DERIVATIVE;

ARTICLE; CATALYSIS; CYCLIZATION; ENANTIOMER; HEAT TREATMENT; NUCLEAR OVERHAUSER EFFECT; REACTION ANALYSIS; STRUCTURE ANALYSIS; SYNTHESIS;

EID: 0033574559     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(99)00472-4     Document Type: Article

References (21)

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16. In this report, cis- and trans- refer to the relative positions of the corresponding substituents connected with the stereochemistry of the 5-5 membered ring junction of the zirconacycle.
17. ¡PrOH=9:1).
18. In this scheme, the course from 2c to trans-3c is shown and that from 2c to cis-3c is omitted.
19. 7 it was found that the enantioselection would occur upon the formation of zirconacycle (unpublished result).
20. The absolute configuration was not determined.
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