Product Name

Phthalic Anhydride Cas 85-44-9

Basic Information

CAS No:85-44-9
Molecular Formula:C8H4O3
Molecular Weight:148.116
Remarks:Factory direct sales

Phthalic Anhydride Properties




White Powder



Melting point/℃129-132
density(Kg/m³)1400(rough estimate)
refractive index1.613
Flash point/℃152
storage temproom temperature

Phthalic Anhydride USES

1. it is one of the important organic chemical raw materials, used for the production of plasticizer, alkyd resin, unsaturated polyester resin, dyes and pigments, medicine and pesticides.

2. phthalic anhydride for short, phthalic anhydride, is a fungicide disinfectant, insecticide imisulphos, herbicide to kill pine intermediate.

Phthalic Anhydride Packaging

Packing: 25Kg,100Kg,200Kg,1000Kg/Drum

Phthalic Anhydride storage

  1. Store barreled products in a cool, ventilated warehouse; keep away from

fire and heat sources. The warehousing temperature does not exceed 30 ℃, and the relative

humidity does not exceed 80%. Keep the container sealed; products should be stored separately

from oxidants, reducing agents, etc., and should not be mixed; be equipped with fire-fighting

equipment of appropriate variety and quantity; the storage area should be equipped with

equipment for emergency treatment of leakage and suitable containment materials;

  1. Store in a special storage tank; keep away from fire and heat sources; there is fire-fighting foam

for a fire emergency, and the tank area is equipped with equipment for the emergency treatment of


  1. Shelf life: The shelf life of this product is 6 months.

product list

Contact us

Focus on industrial, agricultural, daily life and other chemical development