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公开(公告)号：GB930006A
公开(公告)日：1963-06-26
申请号：GB3843360
申请日：1960-11-09
Applicant: COURTAULD S LTD
Inventor： BALLARD DENIS GEORGE HAROLD , GUY ANTHONY ROBIN
IPC: C07D201/10
Abstract: Caprolactam is prepared by reacting a compound containing a cyclohexyl group having a tertiary carbon atom in the ring with a nitrosylating agent capable of producing NO+ ions in the reaction medium, in the presence of sulphuric acid and optionally SO3 also, the reaction being carried out in the presence of carbon tetrachloride as a heat-transfer solvent. The reactants may be those disclosed in Specifications 904,302, 904,413 and 912,034. Specification 924,098 also is referred to.
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