Carbamic acid,N-[(5-chloro-2-thienyl)sulfonyl]-, ethyl ester - Names and Identifiers
Carbamic acid,N-[(5-chloro-2-thienyl)sulfonyl]-, ethyl ester - Physico-chemical Properties
Molecular Formula | C7H8ClNO4S2
|
Molar Mass | 269.73 |
Density | 1.515 |
Carbamic acid,N-[(5-chloro-2-thienyl)sulfonyl]-, ethyl ester - Introduction
Carbamic acid,N-[(5-choro-2-thienyl) sulfonyl]-, ethyl ester, also known as Carbamic acid,N-[(5-choro-2-thienyl) sulfonyl]-, ethyl ester, is an organic compound. The following is an introduction to its nature, use, preparation and safety information:
Nature:
-Appearance: White or off-white solid
-Molecular formula: C9H8ClNO4S2
-Molecular weight: 293.75g/mol
-Melting Point: 109-113°C
-Boiling point: 432.7°C
Use:
- Carbamic acid,N-[(5-chloro-2-thienyl)sulfonyl]-, ethyl ester can be used as an intermediate for pesticides and fungicides.
-It can also be used to synthesize other organic compounds, such as medicines and pesticides.
Preparation Method:
Carbamic acid,N-[(5-chloro-2-thienyl)sulfonyl]-, ethyl ester is synthesized as follows:
1. First, 5-chlorothiophen-2-amine is reacted with methyl sulfite to obtain methyl 5-chlorothiophene-2-sulfinate.
2. Next, methyl 5-chlorothiophene-2-sulfinate is reacted with anhydrous hydrofluoric acid to obtain methyl [(5-chlorothiophen-2-yl) sulfonyl] carbamate.
3. finally, extract Carbamic acid,N-[(5-chloro-2-thienyl)sulfonyl]-, ethyl ester by ethanol distillation.
Safety Information:
- Carbamic acid,N-[(5-chloro-2-thienyl)sulfonyl]-, ethyl ester may decompose at high temperatures to produce toxic fumes.
-It is an irritating compound that may cause irritation to the eyes, skin and respiratory tract.
-Wear personal protective equipment such as protective goggles, gloves and face shields to ensure adequate ventilation during use and handling.
-Avoid inhaling its dust or vapor, avoid contact with skin and eyes.
-In case of contact, rinse immediately with plenty of water and seek medical attention.
-Please read and understand the relevant safety data sheets before use, and follow the correct operating procedures.
Last Update:2024-04-09 21:01:54