Benzene, 2,4-difluoro-1-nitro-
2,4-Difluoronitrobenzene
CAS: 446-35-5
Molecular Formula: C6H3F2NO2
Benzene, 2,4-difluoro-1-nitro- - Names and Identifiers
Benzene, 2,4-difluoro-1-nitro- - Physico-chemical Properties
| Molecular Formula | C6H3F2NO2 |
| Molar Mass | 159.09 |
| Density | 1.451 g/mL at 25 °C (lit.) |
| Melting Point | 9-10 °C (lit.) |
| Boling Point | 203-204 °C (lit.) |
| Flash Point | 195°F |
| Water Solubility | Insoluble in water. |
| Vapor Presure | 0.331mmHg at 25°C |
| Vapor Density | >1 (vs air) |
| Appearance | clear liquid |
| Specific Gravity | 1.45 |
| Color | Light yellow to Brown |
| BRN | 2048034 |
| Storage Condition | Sealed in dry,Room Temperature |
| Stability | Stable. Incompatible with strong bases, strong oxidizing agents. Combustible. |
| Refractive Index | n20/D 1.511(lit.) |
| Physical and Chemical Properties | Density 1.451 melting point 9-10°C boiling point 203-204°C refractive index 1.511-1.513 flash point 90°C |
| Use | It is an intermediate of drug fluorophenyl ibuprofen, and also used as an intermediate of pesticide and liquid crystal material |
Benzene, 2,4-difluoro-1-nitro- - Risk and Safety
| Risk Codes | R25 - Toxic if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S23 - Do not breathe vapour. |
| UN IDs | UN 2810 6.1/PG 1 |
| WGK Germany | 3 |
| RTECS | CZ5730000 |
| TSCA | T |
| HS Code | 29049090 |
| Hazard Note | Irritant |
| Hazard Class | 6.1 |
| Packing Group | III |
Benzene, 2,4-difluoro-1-nitro- - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | 2, 4-difluoronitrobenzene has been used in synthesis: 2, 4-difluoro-5-nitrobenzene sulfonic acid sulfonation reaction; (±)-Masfilm; resin-bound 2-arylaminobenzimidazole. 2, 4-difluoronitrobenzene is a reactant for the preparation of 4-thiazolidinone derivatives as an antibacterial agent. Pharmaceutical intermediates. It is an intermediate of the drug fluorobenzene and ibuprofen, and is also used as an intermediate of pesticides and liquid crystal materials |
| production method | obtained by nitration of m-difluorobenzene. |
Last Update：2024-04-10 22:29:15
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