1-BUTYL-PYRROLE-2,5-DIONE
N-butylmaleimide
CAS: 2973-09-3
Molecular Formula: C8H11NO2
1-BUTYL-PYRROLE-2,5-DIONE - Names and Identifiers
| Name | N-butylmaleimide |
| Synonyms | NSC45298 N-butylmaleimide N-n-Butylmaleimide N-Butylmaleinimide 1-BUTYL-PYRROLE-2,5-DIONE 1-butyl-1H-pyrrole-2,5-dione 1-Butyl-3-pyrroline-2,5-dione 1H-Pyrrole-2,5-dione, 1-butyl- 1-butyl-3-pyrroline-2,5-quinone |
| CAS | 2973-09-3 |
| EINECS | 608-406-5 |
| InChI | InChI=1/C8H11NO2/c1-2-3-6-9-7(10)4-5-8(9)11/h4-5H,2-3,6H2,1H3 |
1-BUTYL-PYRROLE-2,5-DIONE - Physico-chemical Properties
| Molecular Formula | C8H11NO2 |
| Molar Mass | 153.18 |
| Density | 1.12g/cm3 |
| Boling Point | 243.5°C at 760 mmHg |
| Flash Point | 97.2°C |
| Vapor Presure | 0.0319mmHg at 25°C |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.504 |
1-BUTYL-PYRROLE-2,5-DIONE - Introduction
N-butylmaleimide(N-butylmaleimide) is an organic compound with the chemical formula C8H9NO2.
Nature:
N-butylmaleimide are colorless or yellowish crystals, soluble in organic solvents such as ethanol, dimethylformamide and acetonitrile, and slightly soluble in water. It has a higher melting point and boiling point and a higher density. The compound can be decomposed under heat to produce toxic gases.
Use:
N-butylmaleimide is an important organic synthesis intermediate, which is commonly used in the synthesis of other organic compounds, such as polymers, fluorescent dyes and pharmaceutical intermediates. It is widely used in the rubber industry, can be used as a vulcanizing agent, crosslinking agent and adhesive, and plays an important role in coatings, paints, plastics and rubber products.
Method:
The preparation of N-butylmaleimide usually uses maleimide and n-butanol. First, maleimide and n-butanol are mixed in a molar ratio, and an appropriate amount of a catalyst, such as potassium hydroxide (KOH) or potassium trimethylphenate (KTF), is added for reaction. As the reaction proceeds, the mixture needs to be heated and stirred. After completion of the reaction, the product is purified by a cooling and crystallization process.
Safety Information:
N-butylmaleimide need to pay attention to safety during storage and operation. It is an organic compound that has an irritating effect on the eyes, skin and respiratory tract and may cause allergic reactions. Appropriate protective equipment should be worn during use to avoid direct contact. At the same time, it is necessary to ensure good ventilation and avoid mixing it with oxidants and other substances to avoid fire or explosion. In case of inhalation or contact, immediately stay away from the danger area and seek medical help.
Nature:
N-butylmaleimide are colorless or yellowish crystals, soluble in organic solvents such as ethanol, dimethylformamide and acetonitrile, and slightly soluble in water. It has a higher melting point and boiling point and a higher density. The compound can be decomposed under heat to produce toxic gases.
Use:
N-butylmaleimide is an important organic synthesis intermediate, which is commonly used in the synthesis of other organic compounds, such as polymers, fluorescent dyes and pharmaceutical intermediates. It is widely used in the rubber industry, can be used as a vulcanizing agent, crosslinking agent and adhesive, and plays an important role in coatings, paints, plastics and rubber products.
Method:
The preparation of N-butylmaleimide usually uses maleimide and n-butanol. First, maleimide and n-butanol are mixed in a molar ratio, and an appropriate amount of a catalyst, such as potassium hydroxide (KOH) or potassium trimethylphenate (KTF), is added for reaction. As the reaction proceeds, the mixture needs to be heated and stirred. After completion of the reaction, the product is purified by a cooling and crystallization process.
Safety Information:
N-butylmaleimide need to pay attention to safety during storage and operation. It is an organic compound that has an irritating effect on the eyes, skin and respiratory tract and may cause allergic reactions. Appropriate protective equipment should be worn during use to avoid direct contact. At the same time, it is necessary to ensure good ventilation and avoid mixing it with oxidants and other substances to avoid fire or explosion. In case of inhalation or contact, immediately stay away from the danger area and seek medical help.
Last Update：2024-04-09 21:11:58
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CAS: 2973-09-3
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CAS: 2973-09-3
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Mobile: 18021002903
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