2,4-Bis(methylsulfonyl)phenylhydrazine
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone
CAS: 187657-92-7
Molecular Formula: C10H7BrO2
2,4-Bis(methylsulfonyl)phenylhydrazine - Names and Identifiers
2,4-Bis(methylsulfonyl)phenylhydrazine - Physico-chemical Properties
| Molecular Formula | C10H7BrO2 |
| Molar Mass | 239.07 |
| Density | 1.582±0.06 g/cm3(Predicted) |
| Melting Point | 136 °C |
| Boling Point | 306.8±17.0 °C(Predicted) |
| Flash Point | 139.3°C |
| Vapor Presure | 0.000755mmHg at 25°C |
| Refractive Index | 1.636 |
2,4-Bis(methylsulfonyl)phenylhydrazine - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R34 - 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.) |
| Hazard Note | Corrosive |
| Hazard Class | IRRITANT |
2,4-Bis(methylsulfonyl)phenylhydrazine - Introduction
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone, chemical formula C12H8BrNO, is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone is a solid with off-white to yellow crystals. It is soluble in organic solvents such as ethanol and dichloromethane at normal temperature. Its melting point is about 105-110 ° C.
Use:
The compound has certain application value in the field of organic synthesis. It can be used as an intermediate in organic synthesis and participate in various chemical reactions, such as esterification, amination and alkylation. It can also be used in the preparation of drugs, pesticides and chemicals.
Method:
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone can be prepared by various methods. A common preparation method is to react 1-benzofuran-3-methanone with bromoacetic acid to obtain the target product. The reaction is usually carried out under acidic conditions, and the temperature and reaction time are appropriately controlled to improve the yield.
Safety Information:
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone is an organic bromine compound, which should be used and handled safely. It may be irritating and damaging to the skin, eyes and respiratory system and direct contact should be avoided. Wear appropriate protective gloves, goggles and protective mask during operation. The operation should be carried out in a well-ventilated place and the inhalation of its vapors should be avoided. In case of accidental contact or inhalation, please seek medical attention. Keep away from ignition and oxidizing agents during storage to prevent fire or explosion.
Nature:
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone is a solid with off-white to yellow crystals. It is soluble in organic solvents such as ethanol and dichloromethane at normal temperature. Its melting point is about 105-110 ° C.
Use:
The compound has certain application value in the field of organic synthesis. It can be used as an intermediate in organic synthesis and participate in various chemical reactions, such as esterification, amination and alkylation. It can also be used in the preparation of drugs, pesticides and chemicals.
Method:
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone can be prepared by various methods. A common preparation method is to react 1-benzofuran-3-methanone with bromoacetic acid to obtain the target product. The reaction is usually carried out under acidic conditions, and the temperature and reaction time are appropriately controlled to improve the yield.
Safety Information:
1-(1-benzofuran-3-yl)-2-bromo-1-ethanone is an organic bromine compound, which should be used and handled safely. It may be irritating and damaging to the skin, eyes and respiratory system and direct contact should be avoided. Wear appropriate protective gloves, goggles and protective mask during operation. The operation should be carried out in a well-ventilated place and the inhalation of its vapors should be avoided. In case of accidental contact or inhalation, please seek medical attention. Keep away from ignition and oxidizing agents during storage to prevent fire or explosion.
Last Update：2024-04-09 02:00:43
