4-(Difluoromethyl)benzoic acid

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Names

[ CAS No. ]:
55805-21-5

[ Name ]:
4-(Difluoromethyl)benzoic acid

[Synonym ]:
4-Carboxybenzalfluorid
4-(Difluoromethyl)benzoic acid
Benzoic acid, 4-(difluoromethyl)-
p-difluoromethylbenzoic acid
4-difluoromethyl-benzoic acid

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
271.6±35.0 °C at 760 mmHg

[ Melting Point ]:
203-205ºC

[ Molecular Formula ]:
C8H6F2O2

[ Molecular Weight ]:
172.129

[ Flash Point ]:
118.1±25.9 °C

[ Exact Mass ]:
172.033585

[ PSA ]:
37.30000

[ LogP ]:
2.27

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.503

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2916399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Methyl 4-(difluoromethyl)benzoate
  • 4-(Difluoromethyl)benzonitrile
  • Lead dioxide
  • 4-Methylbenzoic acid
  • 4-Cyanobenzaldehyde
  • Methyl 4-formylbenzoate

DownStream

  • Methyl 4-(difluoromethyl)benzoate

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%

Related Compounds

  • 3-Bromo-4-(difluoromethyl)benzoic acid
  • 3,5-Difluoro-4-(difluoromethyl)benzoic acid
  • 4-(Difluoro-methanesulfonyl)-benzoic acid
  • 4-(Difluoromethyl)-3-iodobenzoic acid
  • 2,4-dichloro-3-(difluoromethyl)benzoic acid
  • Ethyl-4-(difluoromethyl)benzoate
  • 1-((4-Methylpiperazin-1-yl)methyl)cyclohexan-1-ol
  • 1-[(4-Methylpiperazin-1-yl)methyl]cyclopentan-1-ol
  • 1-[(Diethylamino)methyl]cyclopentan-1-amine
  • 3-[(Carbamoylmethyl)sulfanyl]propanoic acid
  • N-[5-(1,5-dimethyl-1H-pyrazol-3-yl)-1,3,4-oxadiazol-2-yl]naphthalene-2-carboxamide
  • 4-Methyl-N-(1-methylethyl)-3-[1-(1-methylethyl)-1H-benzotriazol-5-yl]benzamide
  • O-Heptylhydroxylamine Hydrochloride
  • Ethyl 5-chloro-4-methyl-1h-indole-2-carboxylate
  • 1-Piperidineacetamide, 4-amino-N-(2,5-dimethylphenyl)-
  • 2-(2-Iodoethoxy)isoindoline-1,3-dione
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