sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-)

sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-)  Structure
CAS No.
6370-15-6
Chemical Name:
sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-)
Synonyms
C.I. 15685;Acid Red 184;Kemacid Red 184;Acid Violet Brown B;Pacid Violet Brown B;Oxanal Fast Violet RB;Neolan Violet Brown B;Navitan Violet Brown B;Acid red 184 (C.I. 15685);C.I.Acid Red 184:C.I.15685
CBNumber:
CB0886033
Molecular Formula:
C18H15CrNNaO8S*
Molecular Weight:
480.36447
MOL File:
6370-15-6.mol

sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-) Chemical Properties,Uses,Production

Preparation

3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazo, and Naphthalen-2-ol coupling, and then in aqueous solution together with formic acid chromium heating, in 130 ° C keep 0.5 ~ 1.5 hours to form chromium complex.

Properties and Applications

red. Purplish red powder, soluble in water for purplish red color. The strong sulfuric acid dyes for purple, the diluted solution turned pale red purple, after gradually precipitation. Levelness and white sex are good. Copper ions in dyeing color change to blue; Iron ion in light blue and light. Used for wool, polyamide fiber, silk and their blended fabric dyeing and printing, also used in leather shading and organic pigments.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5-6 4 5 1 3-4
AATCC 4-5 2 5 5

sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-) Preparation Products And Raw materials

Raw materials

Preparation Products

sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-) Suppliers

Global( 20)Suppliers
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Parshwanath Group of Indusries +91-9979874744 +91-9825244644 Gujarat, India 211 58 Inquiry
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Appex Dye Stuff Industries +91-9974922439 +91-9974922439 Gujarat, India 146 58 Inquiry
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Alliance Organic LLP +91-9769969667 +91-9769969667 Maharashtra, India 213 58 Inquiry
Red Sun Dye Chem +91-7940083432 +91-9825005217 Gujarat, India 61 58 Inquiry
Prem Dye Chem Industries Pvt Ltd +91-2266989381 +91-2242504444 Maharashtra, India 175 58 Inquiry
sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-) Acid red 184 (C.I. 15685) Acid Violet Brown B C.I. 15685 Kemacid Red 184 Navitan Violet Brown B Neolan Violet Brown B Oxanal Fast Violet RB Pacid Violet Brown B Acid Red 184 C.I.Acid Red 184:C.I.15685 6370-15-6 C16H9CrN3NaO8S