1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt

1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt Structure
CAS No.
6791-54-4
Chemical Name:
1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt
Synonyms
Direct Orange 85;C.I.Direct Orange 85:C.I.25440;1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt
CBNumber:
CB84750660
Molecular Formula:
C47H37N14NaO15S2
Molecular Weight:
1125.01
MOL File:
6791-54-4.mol

1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt Chemical Properties,Uses,Production

Preparation

1,3-Bis(4-(4-aminobenzamido)-3-sulfophenyl)urea double nitriding, and 1-(3-Nitrophenyl)-3-carboxy-5-pyrazolone (2 Moore) coupling, and then will the nitro reduction for amino.

Properties and Applications

yellow light orange. Soluble in water for gold orange, soluble in ethanol. The strong sulfuric acid for green light yellow, diluted is shallow orange. The dye solution to join strong hydrochloric acid is palm light orange, precipitation; Add thick sodium hydroxide solution for green light yellow.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 3 2 4 4-5

1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt Preparation Products And Raw materials

1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt Direct Orange 85 C.I.Direct Orange 85:C.I.25440 6791-54-4