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3-Fluorophthalic Anhydride

3-Fluorophthalic Anhydride / CAS : 652-39-1

Appearance White to grayish white crystalline powder UN -
HS 29173990 DG Class -
Synonyms 4-Fluoro-2-Benzofuran-1,3-Dione; 5-Fluoro-Isobenzofurandione; 3-Fluorophthalic Acid Anhydride; 4-Fluoroisobenzofuran-1,3-Dione; 1,3-Isobenzofurandione,4-Fluoro; 4-Fluoro-1,3-Isobenzofurandione; 3-Fluoro-Phthalic Anhydride
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Properties

Summary

Formula
C8H3FO3
Molecular Mass
166.10600
Exact Mass
166.00700
PSA
43.37000
Logp
1.13630
IUPAC
4-fluoro-2-benzofuran-1,3-dione
SMILES
C1=CC2=C(C(=C1)F)C(=O)OC2=O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Melting Point
159-163 °C
Density
1.555 g/cm3
Boiling Point
283°C
Flash Point
132.8ºC
Appearance
White to grayish white crystalline powder
Acidity and Basicity
acidness

Export information

HS Code
29173990
Export Rebate
13%
Risk Code
R42/43-36/37/38-22
Safety Label
Xn,Xi

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