diisobutyl disulphide
Diisobutyl disulfide
CAS: 1518-72-5
Molecular Formula: C8H18S2
diisobutyl disulphide - Names and Identifiers
| Name | Diisobutyl disulfide |
| Synonyms | ISOBUTYL DISULFIDE Diisobutyldisulfide Diisobutyl disulfide DIISOBUTYL DISULFIDE diisobutyl disulphide Di(2-methylpropyl) disulfide 2,7-Dimethyl-4,5-dithiaoctane Bis(2-methylpropyl) persulfide Bis(2-methylpropyl) disulphide 1-(Isobutyldisulfanyl)-2-methylpropane 2-methyl-1-[(2-methylpropyl)disulfanyl]propane |
| CAS | 1518-72-5 |
| EINECS | 216-177-4 |
| InChI | InChI=1/C8H18S2/c1-7(2)5-9-10-6-8(3)4/h7-8H,5-6H2,1-4H3 |
diisobutyl disulphide - Physico-chemical Properties
| Molecular Formula | C8H18S2 |
| Molar Mass | 178.36 |
| Density | 0,93 g/cm3 |
| Melting Point | -36.74°C (estimate) |
| Boling Point | 109 °C / 13mmHg |
| Flash Point | 67.2°C |
| Vapor Presure | 0.166mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Light yellow |
| Refractive Index | 1.4840-1.4870 |
diisobutyl disulphide - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R36 - Irritating to the eyes |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
diisobutyl disulphide - Introduction
Diisobutyl disulfide is an organic sulfur compound with the chemical formula C8H18S2. Its appearance is a colorless liquid with a pungent odor. The following is an introduction to the nature, use, formulation and safety information of Diisobutyl disulfide:
Nature:
1. Low boiling point, about 107-108 ℃, volatile;
2. At room temperature is insoluble in water liquid, soluble in organic solvents such as ethanol, ether, etc;
3. Has a high flash point, flammable and explosive in the air.
Use:
1. Diisobutyl disulfide is widely used as a solvent and extractant in chemical, pharmaceutical and pesticide production;
2. It can also be used as a raw material for sulfur sensitizers.
Method:
The preparation of Diisobutyl disulfide mainly has the following methods:
1. Through the reaction of isobutylene and hydrogen sulfide to generate diisobutylene disulfide, and then with sodium sulfite to generate Diisobutyl disulfide;
2. It is prepared by reacting isobutylyl halogenated hydrocarbon with sodium sulfite.
Safety Information:
1. Diisobutyl disulfide is a flammable liquid, so you need to avoid open flames and high temperatures;
2. Pay attention to wear protective gloves, goggles and protective clothing during use to avoid contact with skin, eyes and respiratory tract;
3. Avoid mixing with oxidants and strong acids, strong bases and other substances to avoid dangerous reactions;
4. Should be stored in a closed container, away from fire and heat sources, stored in a cool, ventilated place;
5. In case of leakage or accident, corresponding emergency measures should be taken to avoid harm to human body and environment.
Nature:
1. Low boiling point, about 107-108 ℃, volatile;
2. At room temperature is insoluble in water liquid, soluble in organic solvents such as ethanol, ether, etc;
3. Has a high flash point, flammable and explosive in the air.
Use:
1. Diisobutyl disulfide is widely used as a solvent and extractant in chemical, pharmaceutical and pesticide production;
2. It can also be used as a raw material for sulfur sensitizers.
Method:
The preparation of Diisobutyl disulfide mainly has the following methods:
1. Through the reaction of isobutylene and hydrogen sulfide to generate diisobutylene disulfide, and then with sodium sulfite to generate Diisobutyl disulfide;
2. It is prepared by reacting isobutylyl halogenated hydrocarbon with sodium sulfite.
Safety Information:
1. Diisobutyl disulfide is a flammable liquid, so you need to avoid open flames and high temperatures;
2. Pay attention to wear protective gloves, goggles and protective clothing during use to avoid contact with skin, eyes and respiratory tract;
3. Avoid mixing with oxidants and strong acids, strong bases and other substances to avoid dangerous reactions;
4. Should be stored in a closed container, away from fire and heat sources, stored in a cool, ventilated place;
5. In case of leakage or accident, corresponding emergency measures should be taken to avoid harm to human body and environment.
Last Update：2024-04-10 22:29:15
