Title:
NOVEL LAUROLACTAM PREPARATION METHOD AND SYNTHESIS APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/130605
Kind Code:
A1
Abstract:
The present invention relates to a laurolactam preparation method and a synthesis apparatus, and epoxidation and a rearrangement reaction are carried out in the conversion of cyclododecene into cyclododecanone so that the preparation method can synthesize laurolactam having a higher purity with a higher selectivity and in a higher yield than a conventional preparation method.
Inventors:
KIM JIYEON (KR)
KIM YOUNGJIN (KR)
PARK JEONGSEOK (KR)
PARK JINHO (KR)
SEO HYUN (KR)
HYEONG SEONGHOON (KR)
SONG KYUHO (KR)
KIM YOUNGJIN (KR)
PARK JEONGSEOK (KR)
PARK JINHO (KR)
SEO HYUN (KR)
HYEONG SEONGHOON (KR)
SONG KYUHO (KR)
Application Number:
PCT/KR2019/017935
Publication Date:
June 25, 2020
Filing Date:
December 18, 2019
Export Citation:
Assignee:
HANWHA CHEMICAL CORP (KR)
International Classes:
C07D201/04; C07C5/03; C07C13/273; C07C45/58; C07C49/307; C07C249/04; C07C251/44; C07D225/02
Foreign References:
| US20160031784A1 | 2016-02-04 | |||
| US20080249300A1 | 2008-10-09 | |||
| US20160031783A1 | 2016-02-04 | |||
| CN103420777A | 2013-12-04 | |||
| JPS5233118B1 | 1977-08-26 |
Other References:
TSUJI JIRO , SUZUKI HIROHISA: "Homogeneous Selective Hydrogenation of Cyclododecatriene, Cyclooctadiene, and 1,6-dienes to the Corresponding Monoenes Catalyzed by RuC12(PPh3) 3", CHEMISTRY LETTERS, vol. 6, no. 9, 1977, pages 1083 - 1084, XP055721589, ISSN: 1083-1084, DOI: 10.1246/cl.1977.1083
See also references of EP 3901136A4
See also references of EP 3901136A4
Attorney, Agent or Firm:
PLUS INTERNATIONAL IP LAW FIRM (KR)
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