Process for producing purified .epsilon.-caprolactone

Details Process for producing purified .epsilon.-caprolactone Process for producing purified .epsilon.-caprolactone

1999-03-18

1999-11-30

Owens, Amelia

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31304

Patent

active

059945656

ABSTRACT:
A process for producing purified .epsilon.-caprolactone from an .epsilon.-caprolactone-containing reaction product produced by the oxidation of cyclohexanone comprising subjecting the .epsilon.-caprolactone-containing reaction product to an alkali-treatment in the presence of an inert gas atmosphere or to a heat treatment in the presence of an inert gas atmosphere or to a combined alkali-treatment and heat treatment, and distilling the treated reaction product.

REFERENCES:
patent: 4313879 (1982-02-01), Klenk et al.
patent: 4341709 (1982-07-01), Hofen et al.
patent: 4870192 (1989-09-01), Chang et al.
patent: 4994583 (1991-02-01), Pralus et al.

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