Enantiomerically pure 1,3,2-dioxaborolanes: new reagents for the hydroboration of alkynes

Citation
Jea. Luithle et al., Enantiomerically pure 1,3,2-dioxaborolanes: new reagents for the hydroboration of alkynes, CHEM COMMUN, (23), 1998, pp. 2651-2652
Citations number
27
Categorie Soggetti
Chemistry
Journal title
CHEMICAL COMMUNICATIONS
ISSN journal
13597345 → ACNP
Issue
23
Year of publication
1998
Pages
2651 - 2652
Database
ISI
SICI code
1359-7345(199812):23<2651:EP1NRF>2.0.ZU;2-C
Abstract
Stable, enantiomerically pure alkenylboronic esters 2 are conveniently prep ared by direct hydroboration employing the new 1,3,2-dioxaborolane 4; their highly diastereoselective cyclopropanation can be achieved.