3,4,5,6-Tetrafluorophthalic acid

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Names

[ CAS No. ]:
652-03-9

[ Name ]:
3,4,5,6-Tetrafluorophthalic acid

[Synonym ]:
EINECS 211-483-4
3,4,5,6-tetrafluorobenzene-1,2-dicarboxylic acid
MFCD00002407
3,4,5,6-Tetrafluorophthalic acid
1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrafluoro-

Chemical & Physical Properties

[ Density]:
1.8±0.1 g/cm3

[ Boiling Point ]:
345.7±42.0 °C at 760 mmHg

[ Melting Point ]:
152-154 °C(lit.)

[ Molecular Formula ]:
C8H2F4O4

[ Molecular Weight ]:
238.093

[ Flash Point ]:
162.9±27.9 °C

[ Exact Mass ]:
237.988922

[ PSA ]:
74.60000

[ LogP ]:
1.82

[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C

[ Index of Refraction ]:
1.523

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

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-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2917399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • hexachloro-phthalide
  • 4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione
  • 3,4,5,6-Tetrafluorophthalonitrile
  • 3,4,5,6-tetrafluorophthalic acid dimethyl ester
  • 2,3,4,5,7,7,8,8-octafluorobicyclo[4.2.0]octa-1(6),2,4-triene
  • perfluorobenzocyclobutenedione
  • 1,1,3,3,4,5,6,7-OCTAFLUORO-1,3-DIHYDRO-ISOBENZOFURAN
  • 4,5,6,7-tetrachloro-1,1,3,3-tetrafluoro-2-benzofuran
  • perfluorobenzocyclobutenone

DownStream

  • 2,3,5-Trifluorobenzoic acid
  • 4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione
  • 3,4,5,6-tetrafluorophthalic acid dimethyl ester
  • 3-AMINO-2,4,5-TRIFLUOROBENZOIC ACID
  • Benzene-1,2-dicarboxamide, 3,4,5,6-tetrafluoro-
  • 1,2-Bis(bromomethyl)-3,4,5,6-tetrafluorobenzene

Customs

[ HS Code ]: 2917399090

[ Summary ]:
2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Related Compounds

  • 3,4,5,6-tetrafluorophthalic acid dimethyl ester
  • methyl 2,2,3,3-tetrafluoropropanoate
  • 3,4,5,6-Tetrahydrophthalic acid anhydride
  • 3,4,5,6-Tetrachlorophthalic acid bis(2-ethylhexyl) ester
  • 3,4,5,6-tetraphenylanthranilic acid
  • 3,4,5,6-tetraphenylphthalic acid
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1-(1-benzyl-1H-pyrazol-4-yl)-2,2-difluorocyclopropan-1-amine
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • 4-(5,5-Dimethylcyclohex-1-en-1-yl)pyridine
  • tert-Butyl-DL-alanine