Molecular Formula
C8H4O3
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You are here: Home » Products » Phthalic anhydride(PA)
Phthalic anhydride(PA)
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Product: Views:54Phthalic anhydride(PA) 
Unit price: Negotiable
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Valid until: Long-term effective
Last updated: 2017-11-20 23:07
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Details
CAS NO
85-44-9
Product name
Phthalic anhydride
Molecular Formula
C8H4O3
Molecular Weight
314.24
Properties
 Appearance White scaly or crystalline powder White/off-white scaly or crystalline powder Molten chromaticity (#)≤ 100 Thermal stability chromaticity (#)≤ 150.
Crystallization point ≥ ℃ 130.0 　　 Purity%≥ 99.5 　　Free acid≤ % 0.5 　　 Water-solubility: insoluble in water, soluble in water, ethanol, ether, benzene, most of organic solvents.
Uses
 PA is widely used in chemical, pharmaceutical, electronics, agriculture, coatings, fine chemicals and other industrial sectors. PA is an important organic chemical material, mainly used in the production of plastic plasticizers, alkyd resins, dyes, resins and unsaturated resin, medicines and pesticides.
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