C.I.Number: 199
Chemical name: 1.4-Bis-o-cyanostyryl-benzene
Structure:

Formula: C₂₄H₁₆N₂
Molecular Weight: 332
Appearance: Greenish yellow crystalline powder
Melting Point: 226 - 230℃
Purity: 99.0%(min)
APPLICATION: Mainly be used as whitening agent for polyester fiber, as well raw material of making paste form brightening agent in textile dyeing.
PROPERTY: With strong fluorescence, high whitening performance and excellent fastness to sublimation.

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