DISPERSE ORANGE 13

Synonym(s):4-[4-(Phenylazo)-1-naphthylazo]phenol

CAS NO.：6253-10-7
Empirical Formula: C22H16N4O
Molecular Weight: 352.39
MDL number: MFCD00003909
EINECS: 228-381-0
SAFETY DATA SHEET (SDS)
Update Date: 2026-05-28 01:06:54

What is DISPERSE ORANGE 13?

The Uses of DISPERSE ORANGE 13

Disperse Orange 13 is an azo disperse dye which is water insoluble. Dyes and metabolites, Environmental Testing.

What are the applications of Application

Disperse orange 13 is a disperse nonlinear optic dye

Preparation

Aniline diazo, and Naphthalen-1-amine?coupling, again diazo, coupled with phenol

Properties and Applications

Yellow orange. Red brown powder. Soluble in ethanol, acetone, soluble fiber element and benzene, slightly soluble in carbon tetrachloride. The strong sulfuric acid in dark green light for blue, first for dirty after diluted, and then for brown. Used for polyester and their blended fabric dyeing, also suitable for vinegar fiber, polyamide fiber and acrylic shading, can also be used in such plastic color.

Standard	Ironing Fastness		Light Fastness	Persperation Fastness		Washing Fastness
Standard	Fading	Stain	Light Fastness	Fading	Stain	Fading	Stain
AATCC		5	6-7	5	5	5	5
ISO	3-4	4	6-7	5	5	5	5

Properties of DISPERSE ORANGE 13

Melting point:	149-153 °C(lit.)
Boiling point:	599.6±35.0 °C(Predicted)
Density	1.22±0.1 g/cm3(Predicted)
Colour Index	26080
pka	8.81±0.15(Predicted)
EPA Substance Registry System	C.I. Disperse Orange 13 (6253-10-7)

Safety information for DISPERSE ORANGE 13

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.