Product Description
Dimethyl disulfide (DMDS) is an organic sulfur compound characterized by the presence of two methyl groups attached to a disulfide (S-S) bridge. It is a colorless to pale yellow liquid with a strong, unpleasant odor that has been described as resembling that of garlic or skunk.
Properties:
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Molecular Weight: Approximately 94.21 g/mol.
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Boiling Point: About 94°C (201.2°F).
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Melting Point: Approximately -42°C (-43.6°F).
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Density: Around 1.06 g/cm³.
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Solubility: It is soluble in most organic solvents.
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Reactivity: DMDS is flammable and can react with strong oxidizing agents.
Synthesis: DMDS can be synthesized through the reaction of methanethiol (methyl mercaptan) with an oxidizing agent, such as hydrogen peroxide or air, in the presence of a catalyst.
Applications: As mentioned earlier, DMDS has a variety of uses, including:
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Agricultural Pesticides: As a soil fumigant to control nematodes, fungi, insects, and weeds.
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Flavoring Agent: In the food industry to enhance or mimic the flavors of cooked meat and other products.
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Chemical Synthesis: As a precursor in the production of other sulfur-containing organic compounds.
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Rubber Industry: As a vulcanizing agent to improve the properties of rubber.
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Oil and Gas Industry: As a sulfurizing agent in refining processes.
Safety and Handling: Due to its flammable nature and potential health hazards, DMDS requires careful handling. It can cause eye, skin, and respiratory tract irritation, and prolonged exposure can lead to more severe health effects. Therefore, it is essential to use appropriate personal protective equipment (PPE) and follow good laboratory practices when handling DMDS.
Environmental Impact: DMDS can be harmful to the environment, particularly to aquatic life, and can contribute to soil and water contamination if not managed properly. It is important to dispose of DMDS and DMDS-containing waste in accordance with local regulations and environmental guidelines.
In summary, dimethyl disulfide is a versatile chemical with applications in agriculture, food, and chemical industries, but it also requires proper handling and disposal due to its potential hazards.
Detailed Photos
| Item |
Standard Required |
| Appearance |
Colorless to light yellow transparent liquid |
| Purity (%) |
≥99.5% |
| Color (APHA) |
≤100 |
| Sul- content (% wt) |
67.9-68.3 |
| Water content (% wt) |
≤0.06 |
| Dimethyl Sulfide (% wt) |
≤0.1 |
| Methyl Mercaptan (% wt) |
≤0.1 |
| Flash Point (ºC) |
16ºC |
| Density (20/4ºC) |
1.060-1.065 |
Certifications
Packaging & Shipping
200 kg/drums, 24T/iso tanks
Company Profile
Shandong Longze Chemical Co.,Ltd mainly produces and supplies Dimethyl carbonate, Propylene glycol, Propylene carbonate, Diethyl carbonate, Isopropyl alcohol, Diisopropyl ether, succinct acid and Maleic acid, etc.At present,our business have been involved in some industries like coatings&Paints, cosmetics&foods&flavors&pharmas, Resins&plasticizer&PU and drilling &oil recovery chemicals, etc.With strict quality control and continuous innovation, we already get the certificate of ISO 9001, Kosher and Halal certificate. Looking to the future, Longze will strive to establish a long-term and stable cooperation with professional companies all around the world. With harmonious and enterprising spirit and professional & focusing attitude, we keep making innovations and seeking to be a outstanding company, and working hard to make Longze be a competitive, united, honest and sustainable enterprise.
Our Advantages
Stable supplying and timely delivery to customers
Integrity and perfect tracking management
High quality products and better services
Professional experience and skills on operating dangerous products and non-dangerous products
We specialize in this field for 19 years, with the strength of Dimethyl carbonate, propylene glycol (tech, food, USP grade), propylene carbonate, Isopropyl alcohol, Diisopropyl ether, succinic acid, Maleic acid and the other products.
Our HK company, Wanchem international limited, is specializing in petroleum additives, petroleum equipment, Solvents and some food additives.
At present, our business have been involved in some industries like coatings&Paints, cosmetic&personal care, Flavor&Fragrancy, Pharmaceutical&food, Resins and drilling&oil recovery chemicals, etc. So you can find more items together from us conveniently which saves much time for you.
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