155622-69-8
1-Bromobut-3-en-2-one
CAS: 155622-69-8
Molecular Formula: C4H5BrO
155622-69-8 - Names and Identifiers
| Name | 1-Bromobut-3-en-2-one |
| Synonyms | 1-Bromobut-3-en-2-one 1-BROMOBUT-3-EN-2-ONE 3-Buten-2-one, 1-broMo- 3-buten-2-one, 1-bromo- |
| CAS | 155622-69-8 |
| InChI | InChI=1/C4H5BrO/c1-2-4(6)3-5/h2H,1,3H2 |
155622-69-8 - Physico-chemical Properties
| Molecular Formula | C4H5BrO |
| Molar Mass | 148.99 |
| Density | 1.490±0.06 g/cm3(Predicted) |
| Boling Point | 154.5±23.0 °C(Predicted) |
| Flash Point | 78.507°C |
| Vapor Presure | 3.167mmHg at 25°C |
| Refractive Index | 1.474 |
155622-69-8 - Introduction
1-Bromobut-3-en-2-one, also known as Bromo-2-pentanone, has the chemical formula C5H9BrO and is an organic compound.
Nature:
1-Bromobut-3-en-2-one is a colorless or yellow liquid with a special fragrance. It is soluble in most organic solvents, such as Alcohols, Ketones, ethers and aromatic hydrocarbons. It has a melting point of -33 ° C and a boiling point of 149 ° C.
Use:
1-bromout-3-en-2-one has certain application value in chemical industry. It can be used as an intermediate in organic synthesis for the synthesis of pesticides, preservatives, pharmaceuticals and spices. In addition, it can also be used for materials such as synthetic rubber and resin.
Method:
1-bromout-3-en-2-one can be prepared:
1. 2-Hexanone is reacted with bromine in the presence of an acid catalyst.
2. 2-pentenol is reacted with hydrobromic acid and dehydrated to obtain the product.
Safety Information:
1-bromout-3-en-2-one is an organic compound, and attention should be paid to its safe use and storage.
It is a flammable liquid with a pungent odor. Contact with skin and eyes can cause irritation and burns. When handling or using, wear protective gloves, protective glasses and protective clothing to avoid direct contact with the skin.
When storing, it should be stored in a cool, dry, well-ventilated place, away from open flames and heat sources. Pay attention to avoid contact with oxidants and strong acids, strong bases and other substances to prevent dangerous reactions.
During use and handling, it is recommended to operate in accordance with relevant hazardous chemical operating procedures and comply with local safety standards and regulations.
Nature:
1-Bromobut-3-en-2-one is a colorless or yellow liquid with a special fragrance. It is soluble in most organic solvents, such as Alcohols, Ketones, ethers and aromatic hydrocarbons. It has a melting point of -33 ° C and a boiling point of 149 ° C.
Use:
1-bromout-3-en-2-one has certain application value in chemical industry. It can be used as an intermediate in organic synthesis for the synthesis of pesticides, preservatives, pharmaceuticals and spices. In addition, it can also be used for materials such as synthetic rubber and resin.
Method:
1-bromout-3-en-2-one can be prepared:
1. 2-Hexanone is reacted with bromine in the presence of an acid catalyst.
2. 2-pentenol is reacted with hydrobromic acid and dehydrated to obtain the product.
Safety Information:
1-bromout-3-en-2-one is an organic compound, and attention should be paid to its safe use and storage.
It is a flammable liquid with a pungent odor. Contact with skin and eyes can cause irritation and burns. When handling or using, wear protective gloves, protective glasses and protective clothing to avoid direct contact with the skin.
When storing, it should be stored in a cool, dry, well-ventilated place, away from open flames and heat sources. Pay attention to avoid contact with oxidants and strong acids, strong bases and other substances to prevent dangerous reactions.
During use and handling, it is recommended to operate in accordance with relevant hazardous chemical operating procedures and comply with local safety standards and regulations.
Last Update：2024-04-09 20:52:54
