3,4-Difluorosalicylic acid
Names
[ CAS No. ]:
189283-51-0
[ Name ]:
3,4-Difluorosalicylic acid
[Synonym ]:
Benzoic acid, 3,4-difluoro-2-hydroxy-
3,4-Difluoro-2-hydroxybenzoic acid
3,4-difluorosalicylic acid
PC7835
MFCD03428564
3,4-diflouro-2-hydroxy benzoic acid
Chemical & Physical Properties
[ Density]:
1.6±0.1 g/cm3
[ Boiling Point ]:
281.5±40.0 °C at 760 mmHg
[ Melting Point ]:
177-179ºC
[ Molecular Formula ]:
C7H4F2O3
[ Molecular Weight ]:
174.102
[ Flash Point ]:
124.1±27.3 °C
[ Exact Mass ]:
174.012848
[ PSA ]:
57.53000
[ LogP ]:
2.99
[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C
[ Index of Refraction ]:
1.557
Safety Information
[ Hazard Codes ]:
Xi:Harmful/Irritant;
[ HS Code ]:
2918290000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2918290000
[ Summary ]:
HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%