ALIZARIN GREEN

CAS NO.：4857-81-2
Empirical Formula: C37H36ClN2NaO6S2
Molecular Weight: 727.26
MDL number: MFCD00050440
EINECS: 225-458-0
SAFETY DATA SHEET (SDS)
Update Date: 2023-06-08 17:06:37

What is ALIZARIN GREEN?

Chemical properties

Green powder

The Uses of ALIZARIN GREEN

Acid Green 9 is an organic textile dye used in a variety of applications, such as the dying of silks, leathers and hair dye kits.

Preparation

2-Chlorobenzaldehyde (1 Moore) and 3-(Ethyl(phenyl)amino)methyl)benzenesulfonic acid (2 Moore) condensation, and will product oxidation, and then translate into sodium salt.

Properties and Applications

bright blue light green. The appearance is deep yellow powder. Soluble in cold water and hot water, soluble in ethanol turquoise blue. The strong sulfuric acid dyes to orange, dilute to yellow. The water solution is green, add sodium hydroxide to olive green, the precipitation for dark brown. White wine.green, dyeing copper ions in color shade darker and darker color iron ion in yellow. This product used for wool, silk, polyamide, viscose, wool blended fabric dyeing and printing, also can be used for paper, leather, cosmetics and biological color.

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

Properties of ALIZARIN GREEN

Melting point:	Too Dark
storage temp.	Amber Vial, -20°C Freezer, Under inert atmosphere
solubility	DMSO (Slightly), Methanol (Slightly)
form	Solid
Colour Index	42100
color	Black
CAS DataBase Reference	4857-81-2
EPA Substance Registry System	Benzenemethanaminium, N-[4-[(2-chlorophenyl)[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-3-sulfo-, inner salt, sodium salt (4857-81-2)