DISPERSE YELLOW 9 Property

Melting point:

187-190 °C(lit.)

Boiling point:

417.22°C (rough estimate)

Density 

1.3424 (rough estimate)

refractive index 

1.6081 (estimate)

storage temp. 

Room Temperature

solubility 

DMSO (Slightly), Methanol (Slightly, Heated, Sonicated)

pka

4.22±0.10(Predicted)

color 

Dark Orange to Very Dark Orange

Water Solubility 

1.645mg/L(25 ºC)

EPA Substance Registry System

1,4-Benzenediamine, N-(2,4-dinitrophenyl)- (6373-73-5)

Safety

WGK Germany 

3

F 

10

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H317May cause an allergic skin reaction

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P321Specific treatment (see … on this label).

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P363Wash contaminated clothing before reuse.

P501Dispose of contents/container to..…

DISPERSE YELLOW 9 Chemical Properties,Usage,Production

Uses

Disperse yellow 9 is a dye in terylene.

Uses

Disperse Yellow 9 is an azo disperse dye which is water insoluble. Disperse Yellow 9 can be used to dye polyester and acetate fibers. Dyes and metabolites, Environmental Testing.

Definition

ChEBI: Disperse yellow 9 is a nitroaniline.

Preparation

Benzene-1,4-diamine and 1-Chloro-2,4-dinitrobenzene?condensation

Properties and Applications

Dark red light yellow. Insoluble in water, but soluble in ethanol for red light yellow. The strong sulfuric acid for brown, for yellow brown after diluted. Used for polyester, vinegar fiber, three vinegar, polyamide fiber dyeing of 66, also can used for the sheepskin, fur, plastic color.