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Title:
シクロアルカノンオキシムからラクタムを製造する方法
Document Type and Number:
Japanese Patent JP3584324
Kind Code:
B2
Abstract:
The use of methanesulfonic acid in place of sulfuric acid in the Beckmann reaction obviates side reactions and results in an improved yield of lactam. 6 - 12C lactams can be prepared from the corresponding cycloalkanone oximes by Beckmann rearrangement reactions in the presence of methanesulfonic acid.

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Inventors:
Jean Olivier
Application Number:
JP26701599A
Publication Date:
November 04, 2004
Filing Date:
September 21, 1999
Export Citation:
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Assignee:
ATOFINA
International Classes:
C07D201/04; (IPC1-7): C07D201/04
Domestic Patent References:
JP551366A
Attorney, Agent or Firm:
Takashi Koshiba



 
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