Production of aldehydes

Details Production of aldehydes Production of aldehydes

1979-11-14

1982-06-08

Helfin, Bernard

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

Organic compounds

Oxygen containing

252522R, 568445, C07C 4550

Patent

active

043341004

ABSTRACT:
This invention is directed to a process for preparing aldehydes by hydroformylation of monoterpene compounds, which comprises reacting a monocyclic or bicyclic monoterpene compound with at least one double bond at from about 70.degree. to 160.degree. C. under a pressure of from about 100 to 400 bar and in the presence of a catalyst mixture of tertiary phosphines and rhodium carbonyl complexes containing tertiary phosphines. The aldehydes prepared are useful as perfuming agents.

REFERENCES:
patent: 2327066 (1943-08-01), Roelen
patent: 2880241 (1959-03-01), Hughes
patent: 3239566 (1966-03-01), Slaugh et al.
patent: 3499932 (1970-03-01), Pruett et al.
patent: 4081477 (1978-03-01), Hoffmann et al.
Kogami et al., Yukagu, vol. 22, No. 6, (1973), 316-320.

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