(19)
(11) EP 2 910 563 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
published in accordance with Art. 153(4) EPC

(15) Correction information:
Corrected version no 1 (W1 A1)

(48) Corrigendum issued on:
28.10.2015 Bulletin 2015/44

(88) Date of publication A3:
26.08.2015 Bulletin 2015/35

(43) Date of publication:
26.08.2015 Bulletin 2015/35

(21) Application number: 13849730.0

(22) Date of filing: 18.10.2013
(51) International Patent Classification (IPC): 
C07J 63/00(2006.01)
C07H 1/00(2006.01)
A61P 31/16(2006.01)
 C07H 15/256(2006.01)
A61K 31/56(2006.01)
(86) International application number:
PCT/CN2013/001266
(87) International publication number:
WO 2014/063441 (01.05.2014 Gazette 2014/18)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 22.10.2012 CN 201210402726

(71) Applicants:
  • Peking University
    Beijing 100191 (CN)
  • University of Macau
    Taipa, Macau (CN)

(72) Inventors:
  • ZHOU, Demin
    Beijing 100191 (CN)
  • YU, Maorong
    Beijing 100191 (CN)
  • XIAO, Sulong
    Beijing 100191 (CN)
  • YU, Fei
    Beijing 100191 (CN)
  • PENG, Yiyun
    Beijing 100191 (CN)
  • QIU, Yunyan
    Beijing 100191 (CN)
  • ZHANG, Lihe
    Beijing 100191 (CN)
  • WANG,Yitao
    Taipa, Macau (CN)

(74) Representative: Hoffmann Eitle 
Patent- und Rechtsanwälte PartmbB Arabellastraße 30
81925 München
81925 München (DE)

   


(54) TRITERPENE DERIVATIVE AND ITS ANTI-INFLUENZA USE


(57) The present invention relates to the use of triterpenoid derivatives for the preparation of a medicament for preventing or treating influenza diseases, in which the substituents are as defined in the specification. The triterpenoid derivatives of the present invention have obvious inhibition effect on influenza virus, and are capable of obviously preventing influenza virus from entering cells, and can be used for preventing or treating influenza