Name | tert-dodecylmercaptan |
Synonyms | TDM TDDM tert-Dodecanethiol tert-dodecylmercaptan Tert-dodecyl mercaptan dodecanethiol, mixed isomers 2,3,3,4,4,5-hexamethylhexane-2-thiol tert-Dodecanethiol (mixture of isomers) |
CAS | 25103-58-6 |
EINECS | 246-619-1 |
InChI | InChI=1/C12H26S/c1-9(2)10(3,4)11(5,6)12(7,8)13/h9,13H,1-8H3 |
Molecular Formula | C12H26S |
Molar Mass | 202.4 |
Density | 0.839g/cm3 |
Melting Point | -7.5℃ |
Boling Point | 212°C at 760 mmHg |
Flash Point | 68.8°C |
Water Solubility | <0.1 g/100 mL at 23℃ |
Solubility | <0.1g/l |
Vapor Presure | 0.257mmHg at 25°C |
Storage Condition | Store below +30°C. |
Refractive Index | 1.454 |
Physical and Chemical Properties | Colorless to pale yellow viscous liquid. Freezing point -7 ℃, boiling point 227-248 ℃,165-166 ℃(5.19kPa), relative density 0.8450(20/20 ℃), refractive index 1.4589, flash point 90 ℃. Soluble in methanol, ether, acetone, benzene, gasoline and acetate, insoluble in water. |
Use | Is the best relative molecular weight regulator and chain transfer agent in the polymerization process of Styrene Butadiene Rubber, Nitrile Rubber, synthetic resin and so on |
Hazard Symbols | Xi - Irritant N - Dangerous for the environment |
Risk Codes | R36/38 - Irritating to eyes and skin. R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S60 - This material and its container must be disposed of as hazardous waste. |
UN IDs | UN 3082 |
WGK Germany | 2 |
RTECS | JR3150000 |
Autoignition Temperature | 350 °C |
HS Code | 29309070 |
Hazard Class | 9 |
Packing Group | III |
Toxicity | LD50 orally in Rabbit: 6800 mg/kg LD50 dermal Rabbit 12600 mg/kg |
Raw Materials | Hydrogen sulfide |
Downstream Products | Styrene Butadiene Rubber |