86398-94-9
2,6-Dichloro-4-(trifluoromethyl)phenylhydrazine
CAS: 86398-94-9
Molecular Formula: C7H5Cl2F3N2
86398-94-9 - Names and Identifiers
86398-94-9 - Physico-chemical Properties
| Molecular Formula | C7H5Cl2F3N2 |
| Molar Mass | 245.03 |
| Density | 1.596±0.06 g/cm3(Predicted) |
| Melting Point | 58-60°C(lit.) |
| Boling Point | 224.0±40.0 °C(Predicted) |
| Flash Point | 90.4°C |
| Vapor Presure | 0.0844mmHg at 25°C |
| BRN | 8319619 |
| pKa | 3.30±0.33(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | 1.543 |
| MDL | MFCD00085001 |
| Physical and Chemical Properties | This product is a colorless solid, m. P. 56~57 ℃, insoluble in water, soluble in dichloromethane, benzene and other organic solvents. |
86398-94-9 - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R40 - Limited evidence of a carcinogenic effect |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S27 - Take off immediately all contaminated clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| WGK Germany | 3 |
| HS Code | 29280000 |
| Hazard Note | Irritant |
86398-94-9 - Reference Information
| Use | 2, 6-dichloro-4-trifluoromethylphenylhydrazine is an intermediate of the insecticide fipronil. |
| production method | Its preparation method is composed of 3,4, 5-trichloro-4-trifluoromethylbenzene and hydrazine hydrate in the presence of pyridine, refluxed at 115~120 °c for 48h, cooled, water was added, extracted with dichloromethane, the organic layer was dried over magnesium sulfate, and then separated, distillation under reduced pressure, de-solvent product. |
Last Update：2024-04-09 02:00:12
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