Title:
METHOD FOR PREPARING 10-OXO-NONADECANEDIOIC ACID
Document Type and Number:
WIPO Patent Application WO/2023/202052
Kind Code:
A1
Abstract:
The present application relates to a method for preparing 10-oxo-nonadecanedioic acid. Compared with the corresponding synthesis methods in the prior art, the method features a high conversion rate, minimized side reactions, simplified process, ease to control, high safety, lower equipment requirement, suitability for industrial application, and great economic potential.
Inventors:
CHEN YONGHAO (CN)
ZHANG ZAIWEI (CN)
CHEN MINGHONG (CN)
ZHANG ZAIWEI (CN)
CHEN MINGHONG (CN)
Application Number:
PCT/CN2022/131794
Publication Date:
October 26, 2023
Filing Date:
November 14, 2022
Export Citation:
Assignee:
SHENZHEN SHENXIN BIOTECHNOLOGY CO LTD (CN)
International Classes:
C07C51/06; C07C59/347
Foreign References:
| CN114805049A | 2022-07-29 |
Other References:
HARRY COHEN ET AL.: "Claisen Condensation. A Method for the Synthesis of Long Chain Dicarboxylic Acids", TETRAHEDRON, vol. 38, no. 7, 1 April 1973 (1973-04-01), pages 1425, XP001466104, ISSN: 0022-3263
RYOTA HAMASAKI ET AL.: "A Highly Efficient Synthesis of Civetone", TETRAHEDRON, vol. 56, no. 38, 15 September 2000 (2000-09-15), XP004212460, ISSN: 0040-4020, DOI: 10.1016/S0040-4020(00)00654-2
YOSHIHIRO YOSHIDA ET AL.: "TiCl4/Bu3N/(catalytic TMSOTf):Efficient Agent for Direct Aldol Addition and Claisen Condensation", TETRAHEDRON LETTERS, vol. 38, no. 50, 15 December 1997 (1997-12-15), pages 8729, XP004097162, ISSN: 0040-4039, DOI: 10.1016/S0040-4039(97)10320-3
RYOTA HAMASAKI ET AL.: "A Highly Efficient Synthesis of Civetone", TETRAHEDRON, vol. 56, no. 38, 15 September 2000 (2000-09-15), XP004212460, ISSN: 0040-4020, DOI: 10.1016/S0040-4020(00)00654-2
YOSHIHIRO YOSHIDA ET AL.: "TiCl4/Bu3N/(catalytic TMSOTf):Efficient Agent for Direct Aldol Addition and Claisen Condensation", TETRAHEDRON LETTERS, vol. 38, no. 50, 15 December 1997 (1997-12-15), pages 8729, XP004097162, ISSN: 0040-4039, DOI: 10.1016/S0040-4039(97)10320-3
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
Download PDF: