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Home Product name listVat Orange 7

Vat Orange 7

CAS NO.：4424-06-0
Empirical Formula: C26H12N4O2
Molecular Weight: 412.4
MDL number: MFCD00071829
EINECS: 224-597-4
SAFETY DATA SHEET (SDS)
Update Date: 2026-08-25 20:20:22

Vat Orange 7 Structural

What is Vat Orange 7?

The Uses of Vat Orange 7

Pigment Orange 43 is colorant; used in preparation of anti-UV polyethylene masterbatc.

General Description

Fine orange powder.

Air & Water Reactions

Insoluble in water.

Fire Hazard

Flash point data for Vat Orange 7 are not available. Vat Orange 7 is probably combustible.

Properties and Applications

TEST ITEMS	SPECIFICATION
APPEARANCE	ORANGE POWDER
SHADE	REDDISH
HEAT RESISTANCE	300 °C min
LIGHT FASTNESS	7-8
ACID RESISTANCE	5
ALKALI RESISTANCE	5
FASTNESS TO BLEEDING	5
OIL ABSORPTION	40-50%
SPECIFIC SURFACE	28m ² /g
DENSITY	1.50 g/cm ³
RESIDUE ON 80 MESH	5.0% max
WATER SOLUBLE	1.0% max
VOLATITE 105 °C	1.0% max
TINTING STRENGTH	100-105 %

Properties of Vat Orange 7

Boiling point:	531.86°C (rough estimate)
Density	1.66
refractive index	1.6000 (estimate)
pka	1.34±0.20(Predicted)
form	Solid:nanomaterial
color	Orange to Brown
λmax	480nm(DMSO)(lit.)
EPA Substance Registry System	C.I. Pigment Orange 43 (4424-06-0)

Safety information for Vat Orange 7

Computed Descriptors for Vat Orange 7

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