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Anshan Hifichem Co.,Ltd.
Anshan Hifichem Co.,Ltd.
18 YRS
Liaoning, China
Main Products:
Naphthalic Anhydride
Liaoning, China
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Naphthalic Anhydride / CAS 81-84-5
OVERVIEW
Uses
Packaging
| Pallets Packing | 20'FCL | 40'FCL | ||
| With | Without | With | Without | |
|
25 KG/Paper Bag
≥99%
|
16 MT
|
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Lead Time
In Stock
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DESCRIPTION
OVERVIEW
Naphthalic Anhydride
Applications Of Naphthalic Anhydride:
As an important raw material for the synthesis of perylene dyes, pigments and fluorescent brighteners, it is used as an intermediate for dyes, pesticides, pharmaceuticals and polyester resins.
Basic information Of Naphthalic Anhydride:
CAS: 81-84-5
MF: C12H6O3
MW: 198.17
Structure: 
Physicochemical Of Naphthalic Anhydride:
Properties: light yellow powder, needle like crystals in ethanol and rhombic crystals in acetic acid. Insoluble in water, ether, benzene, slightly soluble in hot ethanol, soluble in hot acetic acid.
Melting point: 269 °C
Boiling point: 407.5 ºC
Density: 1.449 g / cm3
Flash point: 272 °C
Typical Properties
Summary
1,8-Naphthalic anhydride precipitates acicular crystals in ethanol and rhombic crystals in acetic acid, insoluble in water, ether and benzene, slightly soluble in hot ethanol and soluble in hot acetic acid. This product is mainly used as the intermediate of dye, pesticide, medicine and polyester resin. It is an important raw material for the synthesis of perylene dyes, pigments and fluorescent whitening agents.
CAS No.
81-84-5
Formula
C12H6O3
Molecular Mass
198.17400
Exact Mass
198.03200
PSA
43.37000
Logp
2.15040
IUPAC
3-oxatricyclo[7.3.1.0(5,13)]trideca-1(12),5,7,9(13),10-pentaene-2,4-dione
SMILES
C1=CC2=C3C(=C1)C(=O)OC(=O)C3=CC=C2
Attribute classification
Matter Classification
organic
Category
Polymers Material > Material
Agrochemicals > Pesticides
Dyestuffs and Pigments > Intermediates
Agrochemicals > Pesticides
Dyestuffs and Pigments > Intermediates
Chemical and Physical Properties
Melting Point
269 °C
Density
1.449 g/cm3
Boiling Point
407.5 ºC
Flash Point
272 °C
Appearance
Pale yellow powder
Export information
HS Code
29173990
Export Rebate
13%
UN No.
1325
DG-Class
4.1
Risk Code
R36/37/38
Safety Label
Xi
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