Process for carotenoid intermediates

Details Process for carotenoid intermediates Process for carotenoid intermediates

1984-03-12

1987-10-20

Chan, Nicky

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549453, 549362, 568361, 568363, 568420, 568579, 568591, 568668, 568447, 568670, 568824, 568828, 568825, 568838, C07D31720, C07D31772, C07C 3700, C07C 43184

Patent

active

047015403

ABSTRACT:
A process for producing cycloketones of a 5 or 6 carbon chain length through which said ketones are known intermediates for producing carotenoids.

REFERENCES:
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patent: 2705728 (1955-04-01), Inhoffen
patent: 2798101 (1957-07-01), Inhoffen
patent: 4156090 (1979-05-01), Kienzle
Mayer et al., Helv. Chim. Acta 59, 1424 (1976).
Widmer et al., Helv. Chim. Acta 65, 958 (1982).
Widmer et al., Helv. Chim. Acta 64, 2436 (1981).
Widmer, Manuscript B-110'128, Lecture at the 29th IUPAC Congress (Cologne, Germany) (1983).

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