Title:
METHODS OF PRODUCING 2, 3, 5, 6-ALKYL-1, 4-BENZOQUINONES
Document Type and Number:
WIPO Patent Application WO/2024/050725
Kind Code:
A1
Abstract:
The application discloses methods useful for the synthesis of certain 2, 3, 5, 6-alkyl-1, 4-benzoquinone compounds, including 2, 3, 5-trimethyl-6-nonylcyclohexa-2, 5-diene-1, 4-dione, and synthetic intermediates for the production thereof.
Inventors:
SHU LIANHE (US)
GIANNOUSIS PETER (US)
FU GUOLIANG (CN)
CHEN ZHONGJING (CN)
SUN BAOQUAN (CN)
WU GUOKAI (CN)
GU JIANCAI (CN)
TANG XIUBO (CN)
GIANNOUSIS PETER (US)
FU GUOLIANG (CN)
CHEN ZHONGJING (CN)
SUN BAOQUAN (CN)
WU GUOKAI (CN)
GU JIANCAI (CN)
TANG XIUBO (CN)
Application Number:
PCT/CN2022/117598
Publication Date:
March 14, 2024
Filing Date:
September 07, 2022
Export Citation:
Assignee:
PTC THERAPEUTICS INC (US)
International Classes:
C07C39/19; C07C37/00; C07C37/20; C07C39/08; C07C46/00; C07C46/08; C07C50/04; C07C50/06; C07D319/08
Domestic Patent References:
| WO2020081879A2 | 2020-04-23 | |||
| WO2018191732A1 | 2018-10-18 | |||
| WO2020081879A2 | 2020-04-23 | |||
| WO2021077034A1 | 2021-04-22 |
Foreign References:
| US20070072943A1 | 2007-03-29 | |||
| US9399612B2 | 2016-07-26 | |||
| US11174212B2 | 2021-11-16 |
Other References:
ADELWOHRER C ET AL: "Synthesis of novel 3-oxa-chromanol type antioxidants", TETRAHEDRON, ELSEVIER SIENCE PUBLISHERS, AMSTERDAM, NL, vol. 59, no. 15, 7 April 2003 (2003-04-07), pages 2687 - 2691, XP004417709, ISSN: 0040-4020, DOI: 10.1016/S0040-4020(03)00287-4
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
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