4-Bromo-2,3,5,6-tetrafluorobenzoic acid

Modify Date: 2024-01-02 22:52:17

4-Bromo-2,3,5,6-tetrafluorobenzoic acid Structure
4-Bromo-2,3,5,6-tetrafluorobenzoic acid structure
Common Name 4-Bromo-2,3,5,6-tetrafluorobenzoic acid
CAS Number 4707-24-8 Molecular Weight 272.979
Density 2.0±0.1 g/cm3 Boiling Point 260.9±40.0 °C at 760 mmHg
Molecular Formula C7HBrF4O2 Melting Point 142-145ºC(lit.)
MSDS Chinese USA Flash Point 111.6±27.3 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 4-Bromo-2,3,5,6-tetrafluorobenzoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.0±0.1 g/cm3
Boiling Point 260.9±40.0 °C at 760 mmHg
Melting Point 142-145ºC(lit.)
Molecular Formula C7HBrF4O2
Molecular Weight 272.979
Flash Point 111.6±27.3 °C
Exact Mass 271.909607
PSA 37.30000
LogP 3.16
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.517
Water Solubility Insoluble in water.

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2916399090

 Synthetic Route

~85%

4-Bromo-2,3,5,6-tetrafluorobenzoic acid Structure

4-Bromo-2,3,5,6...

CAS#:4707-24-8

Literature: Aakeroey, Christer B.; Chopade, Prashant D.; Ganser, Claudia; Desper, John Chemical Communications, 2011 , vol. 47, # 16 p. 4688 - 4690

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4-Bromo-2,3,5,6-tetrafluorobenzoic acid Structure

4-Bromo-2,3,5,6...

CAS#:4707-24-8

Literature: THE WELLCOME FOUNDATION LIMITED; THE REGENTS OF THE UNIVERSITY OF CALIFORNIA Patent: EP279698 A3, 1990 ;

 Customs

HS Code 2916399090
Summary 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

4-Bromo-2,3,5,6-tetrafluorobenzoic acid
MFCD00075244
Benzoic acid, 4-bromo-2,3,5,6-tetrafluoro-