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Pigment Violet 23 (Permanent Violet)

(C.I. Pigment Violet 23)

Category: Dioxazine

Molecular formula: C34H22Cl2N4O2
Molecular weight: 589.47
CAS number: 6358-30-1
Structural formula:


Index:

 

Appearance: dark purple powder

Shade: red, blue, medium hue

Tinting strength: ±5%

Weight loss (105℃): ≤1.5%

Water solubles: ≤1.5%

Oil absorption: 33~53%

Heat resistance: 270℃

Light fastness: 7-8 level

Migration resistance: Level 4