1,8-Naphthalic Anhydride CAS:81-84-5

1,8-Naphthalic Anhydride CAS:81-84-5

Identifications: Name: 1,8-Naphthalic anhydride Other name: Naphthalene-1,8-dicarboxylic anhydride;1,8-Naphthalenedicarboxylic anhydride CAS: 81-84-5 EC-No : 201-380-2 MF: C12H6O3 MW: 198.17 Melting point: 267-269 ℃ Appearance: Pale yellow crystals Purity: 9 8 %min.(HPLC) Package: 100g, 1Kg,...
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Product Details

Identifications:

Name: 1,8-Naphthalic anhydride

Other name: Naphthalene-1,8-dicarboxylic anhydride;1,8-Naphthalenedicarboxylic anhydride

CAS:  81-84-5

EC-No201-380-2

MF: C12H6O3

MW: 198.17

Melting point: 267-269

Appearance: Pale yellow crystals

Purity: 98%min.(HPLC)

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

Availability: in stock

Annual production: 4000 tons/ year

Applications: For pharmaceutical, pesticide and chemical intermediates.

81-84-5

      1,8-Naphthalic anhydride  is an important raw material for the synthesis of perylene dyes, pigments and fluorescent brighteners.The needle-like crystals are precipitated in the ethanol, and the diamond crystals are precipitated in the acetic acid.

1,8-Naphthalic anhydride  is also named as Naphthalene-1,8-dicarboxylic anhydride;1,8-Naphthalenedicarboxylic anhydride.In the room temperature: soluble in hot acetic acid and alkali solution, slightly soluble in hot ethanol, insoluble in water ether and benzene.

1,8-Naphthalic anhydride  has been supplying from UCHEM in large quantity with competitive price.


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