Method of purifying caprolactam

Organic compounds -- part of the class 532-570 series – Organic compounds – Unsubstituted hydrocarbyl chain between the ring and the -c-...

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C07D20116

Patent

active

046068589

ABSTRACT:
The invention is concerned with a method of purifying caprolactam as obtained by Beckmann transposition or by nitrosation of cyclohexyl compounds, characterized in that it comprises the following steps:

REFERENCES:
patent: 2221369 (1940-11-01), Cass
patent: 3145198 (1964-08-01), Morbidelli et al.
patent: 4239682 (1980-12-01), Danziger et al.
patent: 4301073 (1981-11-01), Fuchs et al.

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