COURTIN A., HELV. CHIM. ACTA, 1980, 63 NO 8, 2280-2286
作者:COURTIN A.
DOI:——
日期:——
TRISAZO-DYESTUFFS
申请人:FUJIFILM Imaging Colorants Limited
公开号:EP1697467B1
公开(公告)日:2012-12-26
Trisazo-dyestuffs
申请人:Mistry Manibhai Prahalad
公开号:US20070062409A1
公开(公告)日:2007-03-22
A compound of Formula (1) or salt thereof:
wherein: A is optionally substituted phenyl or naphthyl; B is optionally substituted phenylene or naphthylene; n is 0 or 1; and D is a pyrazolyl group,
with the proviso that when A is an optionally substituted phenyl group and B is a phenylene group of Formula T,
wherein
Ra is OH or a C
1-4
-alkoxy group; and
Rb is H or a C
1-4
-alkyl group, hydroxy group, C
1-4
-alkoxy group, C
1-3
-dialkyamino group or a group of the formula NHCORc (wherein Rc is C
1-3
-alkyl or an amino group); and * shows the point of attachment to the azo linkages on B in Formula (1); A is free from nitro groups. Also, claimed are compounds, compositions and ink-jet cartridges for use in an ink-jet printer and substrate printed with an ink-jet printer.