Vat Orange 2

CAS NO.：1324-35-2
Empirical Formula: C30H12Br2O2
Molecular Weight: 564.22308
MDL number: MFCD00059510
EINECS: 215-374-2
SAFETY DATA SHEET (SDS)
Update Date: 2025-12-31 14:38:37

What is Vat Orange 2?

Flammability and Explosibility

Not classified

Synthesis

Brominated pyranthrones is Indanthren Orange RRTS ; a mixture of di- and tribromo derivatives is Indanthren Orange 4R ) are prepared from pyranthrone by bromination in chlorosulfonic acid in the presence of iodine or sulfur.

Properties and Applications

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
						Fading	Stain
ISO	4	5	6	4	4-5	4-5	5
AATCC	4	4	6	4-5	5

Properties of Vat Orange 2

Density	1.762[at 20℃]
storage temp.	2-8°C
EPA Substance Registry System	8,16-Pyranthrenedione, dibromo- (1324-35-2)

Safety information for Vat Orange 2

Computed Descriptors for Vat Orange 2

Vat Orange 2 manufacturer

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