Introduction：Basic information about CAS 64248-62-0|3,4-Difluorobenzonitrile, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 3,4-Difluorobenzonitrile |
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| CAS Number | 64248-62-0 | Molecular Weight | 139.102 |
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| Density | 1.3±0.1 g/cm3 | Boiling Point | 189.3±20.0 °C at 760 mmHg |
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| Molecular Formula | C7H3F2N | Melting Point | 52-54 °C(lit.) |
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| MSDS | ChineseUSA | Flash Point | 69.4±0.0 °C |
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| Symbol |
GHS07 | Signal Word | Warning |
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Names
| Name | 3,4-Difluorobenzonitrile |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.3±0.1 g/cm3 |
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| Boiling Point | 189.3±20.0 °C at 760 mmHg |
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| Melting Point | 52-54 °C(lit.) |
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| Molecular Formula | C7H3F2N |
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| Molecular Weight | 139.102 |
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| Flash Point | 69.4±0.0 °C |
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| Exact Mass | 139.023361 |
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| PSA | 23.79000 |
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| LogP | 1.42 |
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| Vapour Pressure | 0.6±0.4 mmHg at 25°C |
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| Index of Refraction | 1.486 |
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| InChIKey | BTBFCBQZFMQBNT-UHFFFAOYSA-N |
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| SMILES | N#Cc1ccc(F)c(F)c1 |
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Safety Information
| Symbol |
GHS07 |
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| Signal Word | Warning |
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| Hazard Statements | H302 + H312 + H332-H315-H319-H335 |
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| Precautionary Statements | P261-P280-P305 + P351 + P338 |
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| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
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| Hazard Codes | Xn:Harmful |
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| Risk Phrases | R20/21/22;R36/37/38 |
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| Safety Phrases | S26-S36/37-S36/37/39 |
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| RIDADR | UN 1325 4.1/PG 2 |
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| WGK Germany | 3 |
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| Packaging Group | III |
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| Hazard Class | 6.1 |
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| HS Code | 2926909090 |
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Customs
| HS Code | 2926909090 |
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| Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
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| Synthesis of 3, 4-difluorobenzonitrile and monofluorobenzonitriles by means of halogen-exchange fluorination. Suzuki H and Kimura Y. J. Fluor. Chem. 52(3) , 341-51, (1991)
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Synonyms
| Benzonitrile,3,4-difluoro |
| MFCD00011666 |
| 3,4-Difluorobenzonitrile |
| 3,4-difluorobenzylnitrile |
| Benzonitrile, 3,4-difluoro- |
| 4-fluoro-3-fluorobenzonitrile |
| 3,4-Difluorobenzonit |
| 4-CYANO-1,2-DIFLUOROBENZENE |
| NCR CF DF |
| 3,4-difluoro-benzonitrile |
| EINECS 264-751-8 |
