Process for the preparation of adipic acid or pentenoic acid

Details Process for the preparation of adipic acid or pentenoic acid Process for the preparation of adipic acid or pentenoic acid

1993-06-29

1994-03-08

Prescott, Arthur C.

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

Organic compounds

Carboxylic acids and salts thereof

562517, 562522, C07C 5112, C07C 5110

Patent

active

052929442

ABSTRACT:
Six carbon diacids or lactones or 5 carbon lactones or 6 carbon diacid anhydrides or branched mono-olefinic five carbon acids are converted (isomerized) to adipic acid or pentenoic acids by reacting them is the presence of carbon monoxide and a iodide promoted iridium catalyst.

REFERENCES:
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patent: 3816489 (1974-06-01), Craddock et al.
patent: 4334092 (1982-06-01), Knifton
patent: 4612387 (1986-09-01), Feitler
patent: 4622423 (1986-11-01), Burke
patent: 4640802 (1987-02-01), Drent
patent: 4659518 (1987-04-01), Rizkalla
patent: 4780334 (1988-10-01), Burke
patent: 4788333 (1988-11-01), Burke
patent: 4939298 (1990-07-01), Burke

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