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Title:
GUAIANE SESQUITERPENE DERIVATIVES AND PHARMACEUTICAL USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/247909
Kind Code:
A1
Abstract:
Disclosed are a class of guaiane sesquiterpene derivatives and the pharmaceutical use thereof. The guaiane sesquiterpene derivative or a pharmaceutically acceptable salt thereof is as represented by general formula I. A class of new guaiane sesquiterpene derivatives having a strong inhibitory activity against NLPR3 inflammasome activation and having significantly improved chemical stability, water solubility and oral bioavailability are discovered from abundant natural ingredients such as parthenolide and dehydrocostus lactone as raw materials by means of structural optimization, and experiments prove that the derivatives have the effect of inhibiting the activity of NLRP3 inflammasomes, and have potential pharmaceutical applications.

Inventors:
HU LIHONG (CN)
LIU JIAN (CN)
LV QI (CN)
HU YANG (CN)
DONG DONG (CN)
WANG PING (CN)
YANG MENG (CN)
Application Number:
PCT/CN2022/095243
Publication Date:
December 01, 2022
Filing Date:
May 26, 2022
Export Citation:
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Assignee:
UNIV NANJING CHINESE MEDICINE (CN)
International Classes:
C07D307/93; A61K31/365; A61K31/495; A61K31/496; A61K31/5377; A61P29/00; C07D405/06; C07D407/06
Foreign References:
CN103622954A2014-03-12
CN103417532A2013-12-04
CN102731454A2012-10-17
US20200277270A12020-09-03
Other References:
DING YA-HUI; GAO XUE; LONG JING; KUANG BEI-JIA; CHEN YUE; ZHANG QUAN: "Dispirocyclopropyldehydrocostus lactone selectively inhibits acute myelogenous leukemia cells", BIOORGANIC & MEDICINAL CHEMISTRY LETTERS, vol. 26, no. 4, 18 January 2016 (2016-01-18), Amsterdam NL , pages 1165 - 1168, XP029409782, ISSN: 0960-894X, DOI: 10.1016/j.bmcl.2016.01.046
SALAZAR, I. ; DIAZ, E.: "Carbofluorination of pseudoguaianolide sesquiterpenic lactones", TETRAHEDRON, ELSEVIER SIENCE PUBLISHERS,, vol. 35, no. 7, 1 January 1979 (1979-01-01), AMSTERDAM, NL , pages 815 - 818, XP026658825, ISSN: 0040-4020, DOI: 10.1016/0040-4020(79)80099-X
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Attorney, Agent or Firm:
NANJING SUGAO PATENT AND TRADEMARK FIRM (ORDINARY PARTNERSHIP) (CN)
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