Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and sales of fine chemicals. Headquartered in Jinan, Shandong, China, we are committed to delivering high-quality products to our global partners. Currently, over 90% of our products are exported to developed markets, including North America, Europe, Japan, South Korea, and the Middle East.
Basic Information
Product Name: P-Tolyl Disulfide
Alias: Di-p-tolyl disulfide
CAS No: 103-19-5
Molecular Formula: C??H??S?
Molecular Weight: 248.39 g/mol
Classification: Organic sulfur compound, fine chemical intermediate, rubber additive
Physical & Chemical Properties
Appearance: White crystalline solid
Melting Point: 43–45 ℃
Boiling Point: 310 ℃
Density: 1.22 g/cm3
Solubility: Insoluble in water, soluble in ethanol, ether, chloroform and most organic solvents
Purity: ≥98.0% , ≥99.0%
Main Uses
Used as rubber vulcanizing agent, organic synthesis intermediate, pharmaceutical intermediate and chemical raw material
Packaging & Storage
Packaging: 25kg sealed drum
Storage: Sealed, cool, dry, ventilated place, keep away from oxidants and heat source
Shelf Life: 24 months under original sealed packaging
Specification Table
| Item | Specification | Unit | Remarks |
| Product Name | P-Tolyl Disulfide | — | |
| CAS Number | 103-19-5 | — | |
| Molecular Formula | C??H??S? | — | |
| Molecular Weight | 248.39 | g/mol | |
| Appearance | White crystalline solid | — | |
| Purity | ≥98.0 / ≥99.0 | % | GC |
| Melting Point | 43–45 | ℃ | |
| Boiling Point | 310 | ℃ | |
| Density | 1.22 | g/cm3 | 25℃ |
| Solubility | Insoluble in water, soluble in organic solvents | — | |
| Application | Rubber additive & organic intermediate | — | |
| Storage | Cool, dry, sealed, ventilated | — | |
