105-65-7
isopropylxanthic disulfide
CAS: 105-65-7
Molecular Formula: C8H14O2S4
105-65-7 - Names and Identifiers
105-65-7 - Physico-chemical Properties
| Molecular Formula | C8H14O2S4 |
| Molar Mass | 270.46 |
| Density | 1.275±0.06 g/cm3(Predicted) |
| Melting Point | 54-56°C(lit.) |
| Boling Point | 316.5±25.0 °C(Predicted) |
| Flash Point | 130.347°C |
| Water Solubility | 6.7μg/L at 20℃ |
| Vapor Presure | 0Pa at 20℃ |
| Storage Condition | Room Temprature |
| Refractive Index | 1.509 |
| Physical and Chemical Properties | Industrial products are light yellow to cyan crystalline particles. Relative density (1.28/4 C). Melting point ≥ 52 °c. Insoluble in water, soluble in ethanol, acetone, benzene, gasoline and other organic solvents. |
| Use | Mainly used in the manufacture of adhesive tape, medical and surgical rubber products, rubber shoes, waterproof cloth, self-flowing mucilage and rubber dairy products |
105-65-7 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R31 - Contact with acids liberates toxic gas R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| RTECS | XM6844300 |
105-65-7 - Reference
| Reference Show more | 1. [IF=2.99] Xiulian Qin et al."Toughness improvement of epoxy thermosets with cellulose nanocrystals."Polym Int. 2021 Nov;70(11):1640-1648 |
105-65-7 - Nature
Open Data Verified Data
industrial products are light yellow to cyan crystalline particles. The relative density was 1. 28. Melting point ≥ 52 °c. Insoluble in water, soluble in ethanol, acetone, benzene, gasoline and other organic solvents.
Last Update：2025-06-10 22:55:16
105-65-7 - Preparation Method
Open Data Verified Data
sodium isopropylxanthate and potassium persulfate were oxidized to produce diisopropylxanthate disulfide. After washing with soft water and vacuum drying, the finished product was obtained.
Last Update：2022-01-01 10:37:56
105-65-7 - Application
Open Data Verified Data
Molecular mass regulator for polymerization of synthetic rubber. Accelerators for rubber processing. And lubricating oil additives, ore flotation agent, fungicides, herbicides and other raw materials.
Last Update：2025-08-19 16:24:40
105-65-7 - Safety
Open Data Verified Data
- This product is toxic. Skin contact can cause allergic swelling. The workshop should be well ventilated, the equipment should be sealed, and the operator should wear protective equipment.
- This product is packaged in an iron drum or a latex bag lined with a plastic bag. Contact or coexistence with peroxide is strictly prohibited during storage and transportation. It shall be stored and transported according to the regulations on flammable and toxic dangerous goods.
Last Update：2025-06-10 22:55:16
105-65-7 - Reference Information
| LogP | 5.72 at 40℃ |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| uses | molecular mass regulator for synthetic rubber polymerization and accelerator for rubber processing. Lubricating oil additives, ore flotation agents, fungicides, herbicides and other synthetic intermediates. Super accelerator for natural rubber and latex, styrene butadiene rubber and latex, nitrile rubber and reclaimed rubber. Mainly used in the manufacture of adhesive tape, medical and surgical rubber products, rubber shoes, waterproof cloth, self-flowing glue and rubber dairy products. |
| production method | sodium isopropyl xanthate and potassium persulfate are oxidized to form diisopropyl xanthate disulfide, which is washed in soft water and dried in vacuum to obtain the finished product. The 1t product consumes 1192kg of sodium isopropyl xanthate (dry product, ≥ 84%) and 1123kg of potassium persulfate (99.5%). |
Last Update：2024-04-10 22:29:15
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Multiple Specifications
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