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Tetrafluoroterephthalic Acid

Tetrafluoroterephthalic Acid / CAS : 652-36-8

Appearance White crystal UN -
HS 29173619 DG Class -
Synonyms 2,3,5,6-Tetrafluoroterephthalic Acid; Tetrafluorobenzene-1,4-Dicarboxylic Acid; 2,3,5,6-Tetrafluoro-1,4-Benzenedicarboxylic Acid; 1,4-Benzenedicarboxylic Acid, 2,3,5,6-Tetrafluoro-; 2,3,5,6-Tetrafluorobenzene-1,4-Dicarboxylic Acid; 2,3,5,6-Tetrafluoro Terephthalic Acid; Perfluoroterephthalic Acid; Terephthalic Acid, Tetrafluoro-
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Properties

Summary

Formula
C8H2F4O4
Molecular Mass
238.09300
Exact Mass
237.98900
PSA
74.60000
Logp
1.63940
IUPAC
2,3,5,6-tetrafluoroterephthalic acid
SMILES
C1(=C(C(=C(C(=C1F)F)C(=O)O)F)F)C(=O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Agrochemicals > Pesticide Intermediates

Chemical and Physical Properties

Melting Point
275-277 °C (dec.)(lit.)
Density
1.812 g/cm3
Boiling Point
337.9 ºC
Flash Point
158.1 ºC
Appearance
White crystal
Acidity and Basicity
acidness

Export information

HS Code
29173619
Export Rebate
13%
Risk Code
R36/37/38
Safety Label
Xi,C

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