Process for preparing gamma-caprolactone from polycaprolactone

Details Process for preparing gamma-caprolactone from polycaprolactone Process for preparing gamma-caprolactone from polycaprolactone

1984-06-25

1985-10-29

Fan, Jane T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D30732

Patent

active

045501815

ABSTRACT:
A process for preparing gamma-caprolactone comprising heating polycaprolactone in the presence of catalytically effective amounts of an acid comprised of hydrogen halides in a water solution to a temperature in the range of about 175.degree. C. to about 275.degree. C. and the ratio of water to polycaprolactone is in the range of about 1:1 to about 10:1.

REFERENCES:
patent: 3935235 (1976-01-01), Hardy et al.

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