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4,5-Difluoro-2-Nitrobenzoic Acid

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4,5-Difluoro-2-Nitrobenzoic Acid / CAS : 20372-63-8

Appearance White to light yellow powder UN -
HS 29163990 DG Class -
Synonyms 2-Nitro-4,5-Difluorobenzoic Acid; 4,5-Difluoro-2-Nitro Benzoic Acid; 4,5-Difluoro-2-Nitrobenzenecarboxylic Acid; 3,4-Difluoro-6-Nitrobenzoic Acid; 4,5-Two Fluoro -2-Nitrobenzoic Acid; 4,5-Difluoro-2-Nitrobenzoicacid; Benzoic Acid, 4,5-Difluoro-2-Nitro-
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Properties

Summary

Formula
C7H3F2NO4
Molecular Mass
203.10000
Exact Mass
203.00300
PSA
83.12000
Logp
2.09440
IUPAC
4,5-difluoro-2-nitrobenzoic acid
SMILES
C1=C(C(=CC(=C1F)F)[N+](=O)[O-])C(=O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Melting Point
165-167 °C(lit.)
Density
1.661 g/cm3
Boiling Point
349.7 ºC
Flash Point
165.3 ºC
Appearance
White to light yellow powder
Acidity and Basicity
acidness

Export information

HS Code
29163990
Export Rebate
13%
Risk Code
R36/37/38
Safety Label
Xi

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