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Investigation into an asymmetric hydrogenation promoted by rhodium-phosphetane complexes

✍ Scribed by Angela Marinetti; Sébastien Jus; Jean-Pierre Genêt

Publisher: Elsevier Science
Year: 1999
Tongue: French
Weight: 249 KB
Volume: 40
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(99)01767-0

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✦ Synopsis

The bis-phosphetanes 1 and 2 have been used as chiral ligands in the rhodium-catalysed hydrogenations of dehydroamino acid derivatives. An unusual increase of the optical yields at high hydrogen pressures has been noticed. Mechanistic implications are discussed.

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