3618-63-1

Basic information

• Product Name: Mordant Red 7
• Synonyms: ERIOCHROME RED B;CI NO 18760;CHROME FAST RED B;CI 18760;SUPERCHROME RED ECB;1-Naphthalenesulfonicacid,4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-3-hydroxy-,monosodiumsalt;AcidmordantbordeauxBN;C.I.Mordantred7
• CAS NO: 3618-63-1
• Molecular Formula: C20H15N4NaO5S
• Molecular Weight: 446.41
• EINECS: 222-811-0
• Mol File: 3618-63-1.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• Density: 1.53g/cm3
• Storage Temp.: Sealed in dry,Room Temperature
• CAS DataBase Reference: Mordant Red 7(CAS DataBase Reference)
• NIST Chemistry Reference: Mordant Red 7(3618-63-1)
• EPA Substance Registry System: Mordant Red 7(3618-63-1)

Safety Data

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-37/39
• WGK Germany: 3
• Hazardous Substances Data: 3618-63-1(Hazardous Substances Data)

Usage

Preparation

4-Amino-3-hydroxynaphthalene-1-sulfonic acid diazotization, with 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling.

Properties and Applications

blue light red. Blue light red powder. Soluble in water for yellow to brown light red, slightly soluble in ethanol and Acetone, insoluble in other organic solvent. In concentrated sulfuric acid for magenta, dilution after orange; In concentrated nitric acid for orange solution. Dye aqueous solution and 10% sulfuric acid as red orange; With strong caustic a cheery red or bright red. Used for wool fabric dyeing, dyeing scattered hair, tops, blankets and wool fabric, also can be dyed silk, polyamide fiber and its blended fabric. Can be in wool and silk fabric direct printing. Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water Alkali Acid ISO 3 5 4-5 4-5 5 5 5 AATCC 4-5 5 5 4 5 5

Standard

Ironing Fastness

Alkali

Acid

ISO

3

AATCC

4-5

InChI:InChI=1/C20H16N4O5S.Na/c1-12-18(20(26)24(23-12)13-7-3-2-4-8-13)21-22-19-15-10-6-5-9-14(15)17(11-16(19)25)30(27,28)29;/h2-11,18,21H,1H3,(H,27,28,29);/q;+1/p-1/b22-19-;