2-phenyl-hydrazinecarbothioamid
1-Phenyl-3-Thiosemicarbazide
CAS: 645-48-7
Molecular Formula: C7H9N3S
2-phenyl-hydrazinecarbothioamid - Names and Identifiers
2-phenyl-hydrazinecarbothioamid - Physico-chemical Properties
| Molecular Formula | C7H9N3S |
| Molar Mass | 167.23 |
| Density | 1.1960 (rough estimate) |
| Melting Point | ~200°C (dec.) |
| Boling Point | 287.4±23.0 °C(Predicted) |
| BRN | 743312 |
| pKa | 9.10±0.70(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.5500 (estimate) |
| MDL | MFCD00042739 |
| Physical and Chemical Properties | White crystal. Melting point 200-201 ℃ (decomposition). Easily soluble in hot ethanol, slightly soluble in chloroform, ether and benzene. |
2-phenyl-hydrazinecarbothioamid - Risk and Safety
| Hazard Symbols | T - Toxic |
| Risk Codes | 25 - Toxic if swallowed |
| Safety Description | 45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2811 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | VT3850000 |
| Hazard Class | 6.1(b) |
| Packing Group | III |
2-phenyl-hydrazinecarbothioamid - Reference Information
| chemical properties | white crystal. Melting point 200-201 ℃ (decomposition). Easily soluble in hot ethanol, slightly soluble in chloroform, ether and benzene. |
| use | for organic synthesis. |
| production method | phenylhydrazine hydrochloride, ammonium thiocyanate and anhydrous ethanol are heated together and refluxed for 12 hours. Cool, filter out the precipitate, wash out the ammonium chloride with cold water, and now recrystallize in ethanol to obtain anilinyl thiourea. |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
Last Update：2024-04-09 02:00:02
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