Title:
A manufacturing method of lactam including a photograph nitroglycerine Zeation stage and Beckmann transition following it
Document Type and Number:
Japanese Patent JP6235769
Kind Code:
B2
Abstract:
The invention relates to a method for preparing lactames, according to which a photonitrosation of a cycloalkane is carried out using nitrosyl chloride (NOCI). According to the invention, said photonitrosation is carried out by means of LEDs emitting a monochromatic light. The method according to the invention can also include a step comprising Beckmann transposition/dechlorination of the oxime hydrochloride generated during said phonitrosation, preferably carried out in a glass microreactor.
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| JPS56123967 | MANUFACTURE OF OMEGAALACTAM |
Inventors:
Aubert, Thierry
Application Number:
JP2011511056A
Publication Date:
November 22, 2017
Filing Date:
May 14, 2009
Export Citation:
Assignee:
Arkema France
International Classes:
C07D201/10
Domestic Patent References:
| JP2001509472A |
Attorney, Agent or Firm:
Takashi Koshiba