425702-28-9
4,5-Difluoro-2-methoxybenzonitrile
CAS: 425702-28-9
Molecular Formula: C8H5F2NO
425702-28-9 - Names and Identifiers
| Name | 4,5-Difluoro-2-methoxybenzonitrile |
| Synonyms | 425702-28-9 NCR CF DF FO1 2-Cyano-4,5-difluoroanisole 4,5-Difluoro-o-anisonitrile 4,5-Difluoro-2-Methoxybenzo... 4,5-DIFLUORO-2-METHOXYBENZONITRILE 4,5-Difluoro-2-methoxybenzonitrile Benzonitrile, 4,5-difluoro-2-methoxy- |
| CAS | 425702-28-9 |
| EINECS | 642-663-4 |
| InChI | InChI=1/C8H5F2NO/c1-12-8-3-7(10)6(9)2-5(8)4-11/h2-3H,1H3 |
425702-28-9 - Physico-chemical Properties
| Molecular Formula | C8H5F2NO |
| Molar Mass | 169.13 |
| Density | 1.27±0.1 g/cm3(Predicted) |
| Melting Point | 89-90°C |
| Boling Point | 251.1±35.0 °C(Predicted) |
| Flash Point | 105.656°C |
| Vapor Presure | 0.021mmHg at 25°C |
| Storage Condition | 2-8°C |
| Refractive Index | 1.485 |
| MDL | MFCD06660346 |
425702-28-9 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| UN IDs | UN3439 |
| Hazard Class | 6.1 |
| Packing Group | III |
425702-28-9 - Introduction
4, is an organic compound whose chemical formula is C8H5F2NO. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: White crystal
-Molecular weight: 181.13g/mol
-melting point: 43-45 ℃
-Boiling point: 249 ℃ (reduced pressure)
-Density: 1.28g/cm³
-Solubility: Soluble in organic solvents such as dimethyl sulfoxide and acetonitrile, insoluble in water.
Use:
4, is often used as an intermediate in organic synthesis. It can be used in the synthesis of biologically active compounds such as pharmaceuticals, pesticides and dyes. It can also be used as an additive for polar coatings and polymeric materials.
Preparation Method:
4. The preparation of cyanide is usually obtained by methylation of 2,4-difluorotoluene and then cyanation. The specific steps include: reacting 2,4-difluorotoluene with methanol to generate 2-methoxy-4, 5-difluorotoluene.
Safety Information:
- 4 Avoid contact with skin, eyes and mucous membranes. Rinse with plenty of water immediately after contact.
-In use or processing, should take good ventilation measures, wear appropriate protective gloves and eye protection.
-Do not mix it with oxidizer for storage.
-Should be kept properly and away from fire and high temperature.
-Please read and follow the relevant safety guidelines and operating manuals before use. If ingested or inhaled, seek medical attention immediately.
Nature:
-Appearance: White crystal
-Molecular weight: 181.13g/mol
-melting point: 43-45 ℃
-Boiling point: 249 ℃ (reduced pressure)
-Density: 1.28g/cm³
-Solubility: Soluble in organic solvents such as dimethyl sulfoxide and acetonitrile, insoluble in water.
Use:
4, is often used as an intermediate in organic synthesis. It can be used in the synthesis of biologically active compounds such as pharmaceuticals, pesticides and dyes. It can also be used as an additive for polar coatings and polymeric materials.
Preparation Method:
4. The preparation of cyanide is usually obtained by methylation of 2,4-difluorotoluene and then cyanation. The specific steps include: reacting 2,4-difluorotoluene with methanol to generate 2-methoxy-4, 5-difluorotoluene.
Safety Information:
- 4 Avoid contact with skin, eyes and mucous membranes. Rinse with plenty of water immediately after contact.
-In use or processing, should take good ventilation measures, wear appropriate protective gloves and eye protection.
-Do not mix it with oxidizer for storage.
-Should be kept properly and away from fire and high temperature.
-Please read and follow the relevant safety guidelines and operating manuals before use. If ingested or inhaled, seek medical attention immediately.
Last Update：2024-04-09 02:00:46
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