ASYMMETRIC [2-CYCLOADDITION OF KETENE WITH ALDEHYDES CATALYZED BY CHIRAL BISSULFONAMIDE TRIALKYLALUMINUM COMPLEXES(2])

Authors
TAMAI Y YOSHIWARA H SOMEYA M FUKUMOTO J MIYANO S
Citation
Y. Tamai et al., ASYMMETRIC [2-CYCLOADDITION OF KETENE WITH ALDEHYDES CATALYZED BY CHIRAL BISSULFONAMIDE TRIALKYLALUMINUM COMPLEXES(2]), Journal of the Chemical Society, Chemical Communications, (19), 1994, pp. 2281-2282
Citations number
17
Categorie Soggetti
Chemistry
Journal title
Journal of the Chemical Society, Chemical Communications → ACNP
ISSN journal
00224936
Issue
19
Year of publication
1994
Pages
2281 - 2282
Database
ISI
SICI code
0022-4936(1994):19<2281:A[OKWA>2.0.ZU;2-C
Abstract
Asymmetric [2 + 2] cycloaddition of ketene with the aldehydes 1a-g, ca talysed by 10 mol% of C-2-symmetric bissulfonamide 2a-c-R(3)AI complex es afforded optically active 4-substituted oxetan-2-ones 3a-g in up to 74% enantiomeric excess.