Phthalic Anhydride CAS: 85-44-9

Phthalic Anhydride CAS: 85-44-9

Identifications: Name: Phthalic anhydride Other name: 2 , 2 ’ -(oxydicarbomyl)dibenzoin acid;PA; 2,5-Isobenzofurandione CAS: 85-44-9 MF: C8H4O3 MW: 148.12 Melting point: 130.8 ℃ Boiling point: 284.5 ℃ Appearance: White flake or crystalline powder Purity: 9 9.5 %min.(HPLC) Package: 100g, 1Kg,...
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Product Details


Name: Phthalic anhydride

Other name: 22-(oxydicarbomyl)dibenzoin acid;PA;2,5-Isobenzofurandione

CAS: 85-44-9

MF: C8H4O3

MW: 148.12

Melting point: 130.8 ℃

Boiling point: 284.5 ℃

Appearance:White flake or crystalline powder

Purity: 99.5%min.(HPLC)

Package: 100g, 1Kg, 5Kg, Bulk package

Availability: in stock

Annual output: 80 000 tons / year

Applications: For pharmaceutical, pesticide and chemical intermediates.


   Phthalic anhydride  is mainly used in the production of phthalate lipid plasticizer, the consumption of phthalic anhydride accounts for about 60% of total consumption of phthalic anhydride, dye and paint account for 25%, unsaturated resin and other products account for about 15%.

   Phthalic anhydride  is also named as 2,2’-(oxydicarbomyl)dibenzoin acid;PA;2,5-Isobenzofurandione.Phthalic anhydride is an important organic chemical raw material, mainly used in the production of plastic plasticizer, alkyd resin, dyestuff, unsaturated resin and some medicines and pesticides.

   Phthalic anhydride  has been supplying from UCHEM in large quantity with competitive price.

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