PROCESS FOR PRODUCING QUINAZOLIN-4-ONE AND DERIVATIVE THEREOF
申请人:Ube Industries, Ltd.
公开号:EP1466907B1
公开(公告)日:2011-08-10
Process for producing quinazolin-4-one and derivatives thereof
申请人:Nishino Shigeyoshi
公开号:US20050124809A1
公开(公告)日:2005-06-09
A process for preparing quinazolin-4-one or its derivative by reacting anthranilic acid or its derivative with formic acid or its derivative in the presence of ammonia, or by reacting ammonium anthranilate or its derivative with formic acid or its derivative.