2,5-DIMERCAPTO-1,3,4-THIADIOZOLE
2,5-Dimercapto-1,3,4-Thiadiazole
CAS: 1072-71-5
Molecular Formula: C2H2N2S3
2,5-DIMERCAPTO-1,3,4-THIADIOZOLE - Names and Identifiers
2,5-DIMERCAPTO-1,3,4-THIADIOZOLE - Physico-chemical Properties
| Molecular Formula | C2H2N2S3 |
| Molar Mass | 150.25 |
| Density | 1.575 (estimate) |
| Melting Point | 162°C (dec.)(lit.) |
| Boling Point | 211.3±23.0 °C(Predicted) |
| Flash Point | 88.997°C |
| Water Solubility | 20 g/L (20 ºC) |
| Vapor Presure | 0.013Pa at 20℃ |
| Appearance | Yellow crystal |
| Color | Off-white to yellow |
| Maximum wavelength(λmax) | ['320nm(CH3CN)(lit.)'] |
| BRN | 113444 |
| pKa | 5.66±0.20(Predicted) |
| Storage Condition | Store below +30°C. |
| Sensitive | Sensitive to light |
| Refractive Index | 1.5300 (estimate) |
| MDL | MFCD00003103 |
| Physical and Chemical Properties | Melting point 161-165°C. Water-soluble 20g/L (20°C). white crystalline powder |
| Use | Used as pharmaceutical intermediates, organic synthesis of raw materials, Analytical reagents, fuel additives |
2,5-DIMERCAPTO-1,3,4-THIADIOZOLE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36 - Irritating to the eyes 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. S37/39 - Wear suitable gloves and eye/face protection |
| UN IDs | UN 3335 |
| WGK Germany | 2 |
| RTECS | XI3850000 |
| FLUKA BRAND F CODES | 9-13 |
| TSCA | Yes |
| HS Code | 29349990 |
| Hazard Class | IRRITANT |
2,5-DIMERCAPTO-1,3,4-THIADIOZOLE - Introduction
Soluble in ether and alkali solution, slightly soluble in ethanol, insoluble in water, chloroform and benzene. The alkaline solution is unstable, and sulfur is precipitated for a long time. It's irritating.
Last Update：2022-10-16 17:11:53
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