5-氯-1-乙基-2-甲基咪唑 - Names and Identifiers
5-氯-1-乙基-2-甲基咪唑 - Physico-chemical Properties
Molecular Formula | C6H9ClN2
|
Molar Mass | 144.6 |
Density | 1.141 g/mL at 25 °C (lit.) |
Boling Point | 101 °C/12 mmHg (lit.) |
Flash Point | 205°F |
Refractive Index | n20/D 1.499(lit.) |
5-氯-1-乙基-2-甲基咪唑 - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin.
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39 - Wear suitable gloves and eye/face protection
|
WGK Germany | 3 |
5-氯-1-乙基-2-甲基咪唑 - Introduction
5-Chloro-1-ethyl-2-methylimidazole is an organic compound with the chemical formula C6H9ClN2. The following is a detailed description of its nature, use, formulation and safety information:
Nature:
5-Chloro-1-ethyl-2-methylimidazole is a colorless to light yellow liquid with a special odor. It has a low boiling point and a relatively high solubility. It is a hydrophobic compound, insoluble in water, soluble in some organic solvents such as ethanol and acetone.
Use:
5-Chloro-1-ethyl-2-methylimidazole has a wide range of applications. It is commonly used as a reagent and catalyst in organic synthesis. It also has applications in the field of pharmaceutical and pesticide manufacturing, where it is often used as an intermediate. In addition, it is also used in the production of dyes, coatings and polymer materials.
Preparation Method:
5-Chloro-1-ethyl-2-methylimidazole can be prepared by the reaction of ethyl 2-methylisocyanate and chloroethanol under alkaline conditions. The specific preparation steps are as follows: First, a base is added in a suitable solvent, and then ethyl 2-methylisocyanate and chloroethanol are slowly added. After completion of the reaction, the solution is neutralized by water or acid, extracted, dried and the product is purified by distillation.
Safety Information:
5-Chloro-1-ethyl-2-methylimidazole is a chemical and should be used safely. It is a corrosive substance that may be irritating to the skin, eyes and respiratory tract. Therefore, suitable protective equipment such as gloves, glasses and protective clothing should be worn during use. At the same time, it is necessary to maintain good ventilation conditions to avoid inhalation of its vapor. During storage, avoid contact with oxidants, acids and alkalis to avoid chemical reactions.
Last Update:2024-04-09 21:11:58