Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1987-02-11
1989-08-29
Chan, Nicky
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
549415, 549416, 549420, 549423, 568862, 568451, C07C 2700
Patent
active
048619221
ABSTRACT:
There is disclosed a method of hydroformylating 3-methyl-3-buten-1-ol and analogs thereof with carbon monoxide and hydrogen in the presence of a rhodium compound free from modification by a ligand containing an element belonging to the group V of the periodic table as well as a method of producing 3-methylpentane-1,5-diol and .beta.-methyl-.delta.-valerolactone using such hydroformylation product.
REFERENCES:
patent: 3966827 (1976-06-01), Aquila et al.
patent: 4532364 (1985-07-01), Fujioka et al.
Journal of American Chemical Society, vol. 11, No. 2, 19th Jan., 1977, pp. 556-561, Washington, D.C., U.S.; A. J. Irwin et al.: "Asymmetric Syntheses via Enantiotopically Selective Horse Liver Alcohol Dehydrogenase Catalyzed Oxidations of Diols Containing a Prochiral Center", pp. 557, 560; scheme I*.
Tokitoh Yasuo
Yoshimura Noriaki
Chan Nicky
Kuraray Company Ltd.
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