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Patent Searching and Data


Title:
COMPOSITE CATALYST AND APPLICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2017/133283
Kind Code:
A1
Abstract:
A composite catalyst, prepared by combining a compound A or/and salts thereof with a metallic compound W, wherein the compound A has a structure illustrated by general formula I: in general formula I, R1, R3, R5, and R6 each independently represents hydrogen, a halogen, a C1-C10 oxygen-containing or oxygen-free aliphatic hydrocarbon group, an aryl group or ester group; R2 and R4 each independently represents hydrogen, a halogen, a C1-C10 oxygen-containing or oxygen-free aliphatic hydrocarbon group or an aryl group. The composite catalyst is able to effectively catalyze the synthesis of asymmetrical 4,6-bis(aryloxy)pyrimidine derivatives, such that the catalyst can be recycled using simple methods.

Inventors:
HOU WEI (CN)
LIU BINLONG (CN)
ZHAO YAJUN (CN)
ZHU DAN (CN)
ZHANG QIAN (CN)
Application Number:
CN2016/104375
Publication Date:
August 10, 2017
Filing Date:
November 02, 2016
Export Citation:
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Assignee:
PURPANA (BEIJING) TECH CO LTD (CN)
International Classes:
B01J31/22; B01J31/30; B01J31/32; C07D239/52; C07D413/12
Foreign References:
CN105536873A2016-05-04
CN102276538A2011-12-14
CN1419549A2003-05-21
CN101522639A2009-09-02
Attorney, Agent or Firm:
CN-KNOWHOW INTELLECTUAL PROPERTY AGENT LIMITED (CN)
北京路浩知识产权代理有限公司 (CN)
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