120-78-5 – Names and IdentifiersNameAccelerator (DM)SynonymsDMMBTSacceltmAccel TMAcceleratorDMA
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| Name | Accelerator (DM) |
| Synonyms | DM MBTS acceltm Accel TM AcceleratorDM Acelerator DM benzothiazolyl AcceleratorMBTS accelerator(dm) Accelerator (DM) Accelerator MBTS Benzothiazyldisuflide Rubber Accelerator DM benzothiazoledisulfide Rubber Accelerator MBTS Benzothiazole disulfide 2-benzothiazyldisulfide Dibenzothiazole Disulfide 2,2′-dithiobis-benzothiazol Benzothiazol-2-yl disulfide 2,2′-Dithiobis(Benzothiazole) 2,2′-Dibenzothiazoledisulfide 2,2-D ibenzothiazole Disulfide 2,2′-Dibenzothiazole disulfide Benzothiazole, 2,2′-dithiobis- 2-mercaptobenzothiazyldisulfide 1,3-benzothiazole 1,1-disulfide 2-mercaptobenzothiazoledisulfide 2-Mercaptobenzothiazyl disulfide 2,2′-bis(benzothiazolyl)disulfide 2-Mercaptobenzothiazole disulfide 2,2′-disulfanediylbis(1,3-benzothiazole) Rubber Pharmaceutical intermediate Refined(DM) 2-(1,3-Benzothiazol-2-yldisulfanyl)-1,3-benzothiazole |
| CAS | 120-78-5 |
| EINECS | 204-424-9 |
| InChI | InChI=1/C14H8N2S4/c1-3-7-11-9(5-1)15-13(17-11)19-20-14-16-10-6-2-4-8-12(10)18-14/h1-8H |
| Molecular Formula | C14H8N2S4 |
| Molarmassa | 332.49 |
| Täthet | 1.467g/cm3 |
| Melting Point | 177-180℃ |
| Boling Point | 358.898°C at 760 mmHg |
| Blixtpunkt | 170.855°C |
| Vattenlöslighet | <0.01 g/100 mL at 21℃ |
| Vapor Presure | 0mmHg at 25°C |
| Utseende | Crystallization |
| Lagringstillstånd | 2-8℃ |
| Sensitive | Easily absorbing moisture |
| Refractive Index | 1.752 |
| MDL | MFCD00022874 |
| Physical and Chemical Properties | Density 1.5 melting point 177-180°C flash point 271°C water-soluble <0.01g/100 mL at 21°C |
| Use | It is used as a universal accelerator for natural rubber, synthetic rubber and reclaimed rubber. It is mainly used in the manufacture of tires, inner tube, adhesive tape, rubber shoes and general industrial products. High purity DM (pharmaceutical grade) is an important pharmaceutical intermediate for the manufacture of cephalosporins. |
| Hazard Symbols | Xi – Irritant N – Dangerous for the environment |
| Risk Codes | R31 – Contact with acids liberates toxic gas R43 – May cause sensitization by skin contact R50/53 – Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S36/37 – Wear suitable protective clothing and gloves. S60 – This material and its container must be disposed of as hazardous waste. S61 – Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 3077 |
| Raw Materials | Aniline Sodium hypochlorite 2-Mercaptobenzothiazole Carbon disulfide Toluene Sulfur(α) Sulfuric acid Chlorine Sodium hydroxide Sodium nitrite Ammonia |
Bitter, non-toxic, insoluble in water. Soluble in alcohol, ether, etc.
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