Method for producing naphthalene carboxylic acid amide compound
申请人:Wakamori Hiroyuki
公开号:US20080045720A1
公开(公告)日:2008-02-21
The present invention provides a method for producing a naphthalenecarboxylic acid amide compound represented by formula [1] comprising, reacting a naphthalenecarboxylic acid halide compound represented by formula [2] with ammonium acetate in a solvent having an ether bond.
According to the method of the present invention, a naphthalene carboxylic acid amide compound can be obtained at high yield and at low cost.
NAPHTHOL DERIVATIVE AND PROCESS FOR PREPARING THE SAME
申请人:KABUSHIKIKAISHA UENO SEIYAKU OYO KENKYUJO
公开号:EP0872477A1
公开(公告)日:1998-10-21
The present invention relates to a novel 2-hydroxynaphthalene-3,6-dicarboxylic acid derivative. The compound is useful as a raw material for dyes, pigments, photosensitive materials and the like.
本发明涉及一种新型 2-羟基萘-3,6-二羧酸衍生物。该化合物可用作染料、颜料、感光材料等的原料。
BIS(AMINOCARBONYLNAPHTHOL) DERIVATIVE
申请人:KABUSHIKIKAISHA UENO SEIYAKU OYO KENKYUJO
公开号:EP0882705A1
公开(公告)日:1998-12-09
The present invention provides a bis (aminocarbonylnaphthol) derivative which is useful as a raw material for novel azo pigments by bisamidation of each one carboxyl group of two 2-hydroxynaphthalene-3, 6-dicarboxylic acids using an aliphatic or aromatic diamine.