3,4-Difluorobenzoyl chloride
3,4-Difluorobenzoyl chloride
CAS: 76903-88-3
Molecular Formula: C7H3ClF2O
3,4-Difluorobenzoyl chloride - Names and Identifiers
| Name | 3,4-Difluorobenzoyl chloride |
| Synonyms | 3,4-Difluorobenzoyl TIMTEC-BB SBB006722 3,4-Difluorobenzoyl chloride 3,4-DIFLUOROBENZOYL CHLORIDE Benzoyl chloride, 3,4-difluoro- 2,6-bis(trifluoromethyl)aniline Benzoyl chloride, 3,4-difluoro- (9CI) |
| CAS | 76903-88-3 |
| EINECS | 278-570-7 |
| InChI | InChI:1S/C7H3ClF2O/c8-7(11)4-1-2-5(9)6(10)3-4/h1-3H |
3,4-Difluorobenzoyl chloride - Physico-chemical Properties
| Molecular Formula | C7H3ClF2O |
| Molar Mass | 176.55 |
| Density | 1.403 g/mL at 25 °C (lit.) |
| Melting Point | 53-54 °C |
| Boling Point | 61-63 °C (15 mmHg) |
| Flash Point | 173°F |
| Vapor Presure | 1.39mmHg at 25°C |
| Specific Gravity | 1.403 |
| BRN | 4177619 |
| Storage Condition | Room Temprature |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.5114(lit.) |
3,4-Difluorobenzoyl chloride - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 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.) |
| UN IDs | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| HS Code | 29163900 |
| Hazard Note | Corrosive |
| Hazard Class | 8 |
| Packing Group | II |
3,4-Difluorobenzoyl chloride - Introduction
3,4-Difluorobenzoyl chloride(3,4-Difluorobenzoyl chloride) is an organic compound. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: colorless liquid
-Molecular formula: C7H3ClF2O
-Molecular weight: 174.55g/mol
-Melting point:-21 ℃
-Boiling point: 138-140 ℃
-Density: 1.40 g/mL
-Solubility: Soluble in organic solvents such as ethers and ketones.
Use:
- 3,4-Difluorobenzoyl chloride is an important organic synthesis intermediate. It can be used in the synthesis of drugs, pesticides and other organic compounds, such as fluoroquinolone antibiotics, pesticides and so on.
-It can also be used for the synthesis of benzyl sulfate esters.
Preparation Method:
-The preparation of 3,4-Difluorobenzoyl chloride can be obtained by chlorination of 3,4-difluorobenzoic acid (3,4-Difluorobenzoyl acid). The specific preparation method can use appropriate chemical reaction conditions and catalysts as needed.
Safety Information:
- 3,4-Difluorobenzoyl chloride is an organochlorine compound that is a toxic substance. During use, care should be taken to avoid contact with skin, eyes and respiratory tract. It is recommended to wear appropriate protective gloves, goggles and a protective mask during operation. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
-When storing, 3,4-Difluorobenzoyl chloride should be placed in a sealed container, away from fire and high temperature. Avoid mixing with oxidants and combustibles for storage.
Nature:
-Appearance: colorless liquid
-Molecular formula: C7H3ClF2O
-Molecular weight: 174.55g/mol
-Melting point:-21 ℃
-Boiling point: 138-140 ℃
-Density: 1.40 g/mL
-Solubility: Soluble in organic solvents such as ethers and ketones.
Use:
- 3,4-Difluorobenzoyl chloride is an important organic synthesis intermediate. It can be used in the synthesis of drugs, pesticides and other organic compounds, such as fluoroquinolone antibiotics, pesticides and so on.
-It can also be used for the synthesis of benzyl sulfate esters.
Preparation Method:
-The preparation of 3,4-Difluorobenzoyl chloride can be obtained by chlorination of 3,4-difluorobenzoic acid (3,4-Difluorobenzoyl acid). The specific preparation method can use appropriate chemical reaction conditions and catalysts as needed.
Safety Information:
- 3,4-Difluorobenzoyl chloride is an organochlorine compound that is a toxic substance. During use, care should be taken to avoid contact with skin, eyes and respiratory tract. It is recommended to wear appropriate protective gloves, goggles and a protective mask during operation. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
-When storing, 3,4-Difluorobenzoyl chloride should be placed in a sealed container, away from fire and high temperature. Avoid mixing with oxidants and combustibles for storage.
Last Update：2024-04-09 15:17:59
