Title:
6,7-ビス(2-メトキシエトキシ)キナゾリン-4-オンの製造法
Document Type and Number:
Japanese Patent JP4569876
Kind Code:
B2
Abstract:
A process comprising a reaction of ethyl 2-amino-4,5-bis(2-methoxyethoxy)benzoate with a formic acid compound in the presence of an ammonium carboxylate gives 6,7-bis(2-methoxyethoxy)quinazolin-4-one in a high yield.
Inventors:
Nishino prosperity
Kenji Hirotsu
Hideyoshi Shima
Hiroyuki Oda
Shinobu Suzuki
Kenji Hirotsu
Hideyoshi Shima
Hiroyuki Oda
Shinobu Suzuki
Application Number:
JP2005512534A
Publication Date:
October 27, 2010
Filing Date:
July 30, 2004
Export Citation:
Assignee:
Ube Industries,Ltd.
International Classes:
C07D239/88; C07C67/31; C07B61/00
Domestic Patent References:
| JPH1095776A | 1998-04-14 | |||
| JPS63162670A | 1988-07-06 | |||
| JPS63126867A | 1988-05-30 | |||
| JP2002293773A | 2002-10-09 |
Foreign References:
| US5747498A | 1998-05-05 | |||
| WO2003051849A1 | 2003-06-26 | |||
| WO2003064399A1 | 2003-08-07 |
Attorney, Agent or Firm:
Yanagawa Yasuo