Azo compounds, process for their preparation and their use

Details Azo compounds, process for their preparation and their use Azo compounds, process for their preparation and their use

C - Chemistry, Metallurgy

09

B

6/217, 260/174.7

C09B 29/24 (2006.01) C09B 23/01 (2006.01) C09B 29/01 (2006.01) C09B 29/20 (2006.01) D06P 1/04 (2006.01)

Patent

CA 1055021

Abstract of the disclosure: Diazotation of 3-amino-4-carboalkoxy-benzoic acid (4'-phenoxy)-anilides which may be halogenated in said phenoxy nucleus and coupling on 2-hydroxy-3-naphthoic acid- (4'-benzoylamino)-anilides which may be further substituted in said anilide nucleus by halogen, lower alkyl or lower alkoxy, yields azo compounds which are valuable pigments of clear shades and high fastness to migration, light and weather.

252566

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