2-(4-Aminophenyl)-5-aminobenzimidazole
2-(4-aminophenyl)-1H-benzimidazol-2-amine
CAS: 7621-86-5
Molecular Formula: C13H12N4
2-(4-Aminophenyl)-5-aminobenzimidazole - Names and Identifiers
2-(4-Aminophenyl)-5-aminobenzimidazole - Physico-chemical Properties
| Molecular Formula | C13H12N4 |
| Molar Mass | 224.26 |
| Density | 1.2067 (rough estimate) |
| Melting Point | 234.0 to 238.0 °C |
| Boling Point | 355.66°C (rough estimate) |
| Flash Point | 317.6°C |
| Solubility | DMSO (Slightly), Methanol (Slightly) |
| Vapor Presure | 5.88E-12mmHg at 25°C |
| Appearance | Solid |
| Color | Pale Beige to Pale Brown |
| Maximum wavelength(λmax) | ['335nm(EtOH)(lit.)'] |
| pKa | 11.15±0.10(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | 1.5890 (estimate) |
2-(4-Aminophenyl)-5-aminobenzimidazole - Risk and Safety
| RTECS | DD5421200 |
| Toxicity | LD50 orl-rat: 5 g/kg GISAAA 43(9),23,78 |
2-(4-Aminophenyl)-5-aminobenzimidazole - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | 2-(4-aminophenyl)-5-aminobenzimidazole can be used for aerogel lithium battery separators. |
| category | toxic substances |
| toxicity grade | low toxicity |
| Acute toxicity | oral-rat LD50: 5000 mg/kg; Oral-mouse LD50: 5500 mg/kg |
| flammability hazard characteristics | flammability; Toxic NOx smoke from combustion |
| storage and transportation characteristics | warehouse ventilation and low temperature drying |
| extinguishing agent | dry powder, foam, sand, carbon dioxide, water mist |
Last Update：2024-04-09 19:05:15
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