Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1992-07-20
1994-02-22
Rotman, Alan L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
568812, 568814, C07C 2917, C07C 3334, C07C 3346, C07C 2700
Patent
active
052889289
ABSTRACT:
There is disclosed a process for the asymmetrical hydrogenation of (E)-2-methyl-3-phenyl-2-propen-1-ol of formula ##STR1## wherein R.sub.1 is as defined herein, to give compounds of formula ##STR2## The catalyst is a neutral or cationic rhodium complex of a chiral atropisomeric phosphine.
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Broger Emil A.
Crameri Yvo
Isenring Hans P.
Pfiffner Albert
Ciba-Geigy Corporation
Mansfield Kevin T.
Mathias Marla J.
Rotman Alan L.
Spivack Phyllis G.
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