o-Phthalodinitrile CAS No. 91-15-6

Chemical Name
o-Phthalodinitrile (Phthalonitrile)

Chemical Synonyms
1,2-Dicyanobenzene; Benzene-1,2-dicarbonitrile

CAS No.
91-15-6

Molecular Formula
C₈H₄N₂

Molecular Weight
128.13

Product Properties
White acicular crystals. Soluble in ethanol, ether, chloroform and benzene; poorly soluble in water and petroleum oils; volatilizes with steam. Corrosive substance – strongly irritates skin and mucous membranes and may cause sensitization.

Storage
Store in a cool, dry place. Keep away from moisture and direct sunlight.

Packing
Paper-plastic composite bags, 25 kg or 50 kg net weight.

Application
Key intermediate for pigments and fine chemicals; widely used in the synthesis of phthalocyanine pigments and dyes, high-thermal-resistance polyamide fibers, xylylene diisocyanate plastics, film-forming adhesives, and desulfurization catalysts.

Product Specification
Purity ≥ 99% (assay)
Appearance: white acicular crystals
Conforms to toxic chemical handling standards.