2-Butanone, 4-bromo- - Names and Identifiers
2-Butanone, 4-bromo- - Physico-chemical Properties
| Molecular Formula | C4H7BrO
|
| Molar Mass | 151 |
| Density | 1.439±0.06 g/cm3(Predicted) |
| Boling Point | 59 °C(Press: 12 Torr) |
| Storage Condition | Keep in dark place,Inert atmosphere,Store in freezer, under -20°C |
2-Butanone, 4-bromo- - Upstream Downstream Industry
2-Butanone, 4-bromo- - Introduction
4-bromobutan-2-one is an organic compound with the chemical formula C4H7BrO. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 4-bromobutan-2-one is a colorless liquid or solid with a special smell.
-Boiling point: About 140-141 degrees Celsius.
-Density: about 1.50 g/mL.
-Solubility: Soluble in alcohol and ether solvents, almost insoluble in water.
Use:
- 4-bromobutan-2-one is commonly used as an intermediate in organic synthesis and can be used to synthesize other organic compounds.
-It is also used in the laboratory as a catalyst, solvent and reagent.
Method:
4-bromobutan-2-one can be prepared by the following steps:
1. React 1,4-dibromobutane with alkali solution to generate 4-bromobutanol.
2. Continue to react 4-bromobutanol with alkali solution to generate 4-bromobutane.
3. Finally, 4-bromobutan-2-one is obtained by ketonation of 4-bromobutan-2-one with a ketone generating agent.
Safety Information:
- 4-bromobutan-2-one vapor is irritating to eyes and skin, and direct contact should be avoided.
-Wear appropriate protective gloves, goggles and protective clothing during use or handling.
-Avoid inhaling its vapor and maintain a well-ventilated working environment when using it.
-Storage should be sealed and kept away from fire and oxidizing agents.
Last Update：2024-04-10 22:29:15