Introduction：Basic information about CAS 455-86-7|3,4-Difluorobenzoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 3,4-Difluorobenzoic acid |
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| CAS Number | 455-86-7 | Molecular Weight | 158.102 |
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| Density | 1.4±0.1 g/cm3 | Boiling Point | 257.0±20.0 °C at 760 mmHg |
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| Molecular Formula | C7H4F2O2 | Melting Point | 120-122 °C(lit.) |
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| MSDS | ChineseUSA | Flash Point | 109.2±21.8 °C |
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| Symbol |
GHS07 | Signal Word | Warning |
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Names
| Name | 3,4-Difluorobenzoic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.4±0.1 g/cm3 |
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| Boiling Point | 257.0±20.0 °C at 760 mmHg |
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| Melting Point | 120-122 °C(lit.) |
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| Molecular Formula | C7H4F2O2 |
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| Molecular Weight | 158.102 |
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| Flash Point | 109.2±21.8 °C |
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| Exact Mass | 158.017929 |
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| PSA | 37.30000 |
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| LogP | 2.25 |
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| Vapour Pressure | 0.0±0.5 mmHg at 25°C |
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| Index of Refraction | 1.513 |
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| InChIKey | FPENCTDAQQQKNY-UHFFFAOYSA-N |
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| SMILES | O=C(O)c1ccc(F)c(F)c1 |
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| Water Solubility | slightly soluble in cold water |
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Safety Information
| Symbol |
GHS07 |
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| Signal Word | Warning |
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| Hazard Statements | H302-H315-H319-H335 |
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| Precautionary Statements | P261-P305 + P351 + P338 |
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| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
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| Hazard Codes | Xi:Irritant |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S26-S37/39 |
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| RIDADR | UN 2811 |
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| WGK Germany | 3 |
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| HS Code | 2916399090 |
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Customs
| HS Code | 2916399090 |
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| 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% |
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Articles1
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| Ultra trace determination of fluorinated aromatic carboxylic acids in aqueous reservoir fluids by solid phase extraction in combination with negative ion chemical ionisation mass spectrometry after derivatisation with pentafluorobenzyl bromide. Galdiga CU and Greibrokk T. Fresenius J. Anal. Chem. 36(18) , 797-82, (1998)
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Synonyms
| 3,4-Difluor-benzoesaeure |
| 3,4-difluorobenzoate |
| 3,4-Difluorobenzoicacid |
| Benzoic acid,3,4-difluoro |
| MFCD00011672 |
| Benzoic acid, 3,4-difluoro- |
| 3,4-Difluorobenzoic acid |
| 4,5-difluorobenzoic acid |
| 3,4-fluorobenzoic acid |
| 3,4-fifluorobenzoic acid |
| 3,4-difluorophenylcarboxylic acid |
| methyl-3,4-difluorobenzoate |
| QVR CF DF |
| EINECS 207-249-6 |
