Diethyl tetrasulfide
Diethyl tetrasulfide
CAS: 13730-34-2
Molecular Formula: C4H10S4
Diethyl tetrasulfide - Names and Identifiers
| Name | Diethyl tetrasulfide |
| Synonyms | ICD-1584 Einecs 237-298-9 diethyltetrasulfane Diethyl tetrasulfide diethyl tetrasulphide Dipropyl tetrasulfide Diethyl Tetrasulphide Diethyl pertetrasulfide Bis(ethylthio) persulfide (ethyltetrasulfanyl)ethane |
| CAS | 13730-34-2 |
| EINECS | 237-298-9 |
| InChI | InChI=1/C4H10S4/c1-3-5-7-8-6-4-2/h3-4H2,1-2H3 |
Diethyl tetrasulfide - Physico-chemical Properties
| Molecular Formula | C4H10S4 |
| Molar Mass | 186.38 |
| Density | 1.238g/cm3 |
| Boling Point | 273.6°C at 760 mmHg |
| Flash Point | 122.7°C |
| Vapor Presure | 0.0095mmHg at 25°C |
| Refractive Index | 1.615 |
Diethyl tetrasulfide - Introduction
Diethyltetrasulfide (DET for short) is an organic compound with the chemical formula (C₂ H₂) ₂ S₂. The following is a description of the properties, uses, preparation and safety information of diethyl tetrasulfide:
Nature:
1. Appearance: Diethyl tetrasulfide is a colorless to pale yellow liquid.
2. odor: with strong sulfide odor.
3. density: about 1.10 g/cm.
4. Boiling point: about 190-193 ℃.
5. Solubility: Soluble in many organic solvents such as alcohols and ethers.
Use:
1. organic synthesis: diethyl tetrasulfide is commonly used as a reducing agent in organic synthesis, which can reduce oxygen-containing compounds, carbonyl compounds, etc.
2. analytical chemistry: can be used as a reducing agent in analytical chemistry, electrochemical reaction catalyst, etc.
3. Biochemistry: In the biological field, it can be used to separate, purify and modify proteins and study their functions.
Preparation Method:
Diethyl tetrasulfide can be prepared by the following methods:
1. Tetraethylthitin chloride ((C₂ H) ₂ SnCl₂) reacts with sulfur.
2. Ethanethiol reacts with ammonium chloride to generate diethyl tetrasulfide and release ammonium chloride hydrogen chloride.
Safety Information:
1. diethyl tetrasulfide is volatile, should avoid inhalation of steam, contact with skin and eyes.
2. Avoid contact with strong oxidants, which can cause dangerous chemical reactions.
3. in use to maintain good ventilation conditions, and avoid operating in confined spaces.
4. storage should be away from fire and heat, stored in a cool, ventilated place.
5. Use and handle in accordance with safe operating procedures and wear personal protective equipment such as protective gloves, glasses and protective clothing.
Please pay attention to the above safety information and read the product manual and relevant safety documents carefully before use.
Nature:
1. Appearance: Diethyl tetrasulfide is a colorless to pale yellow liquid.
2. odor: with strong sulfide odor.
3. density: about 1.10 g/cm.
4. Boiling point: about 190-193 ℃.
5. Solubility: Soluble in many organic solvents such as alcohols and ethers.
Use:
1. organic synthesis: diethyl tetrasulfide is commonly used as a reducing agent in organic synthesis, which can reduce oxygen-containing compounds, carbonyl compounds, etc.
2. analytical chemistry: can be used as a reducing agent in analytical chemistry, electrochemical reaction catalyst, etc.
3. Biochemistry: In the biological field, it can be used to separate, purify and modify proteins and study their functions.
Preparation Method:
Diethyl tetrasulfide can be prepared by the following methods:
1. Tetraethylthitin chloride ((C₂ H) ₂ SnCl₂) reacts with sulfur.
2. Ethanethiol reacts with ammonium chloride to generate diethyl tetrasulfide and release ammonium chloride hydrogen chloride.
Safety Information:
1. diethyl tetrasulfide is volatile, should avoid inhalation of steam, contact with skin and eyes.
2. Avoid contact with strong oxidants, which can cause dangerous chemical reactions.
3. in use to maintain good ventilation conditions, and avoid operating in confined spaces.
4. storage should be away from fire and heat, stored in a cool, ventilated place.
5. Use and handle in accordance with safe operating procedures and wear personal protective equipment such as protective gloves, glasses and protective clothing.
Please pay attention to the above safety information and read the product manual and relevant safety documents carefully before use.
Last Update：2024-04-10 22:29:15
