-
Name
1H-Benzimidazole,2-nitro-(9CI)
- EINECS
- CAS No. 5709-67-1
- Article Data5
- CAS DataBase
- Density 1.525g/cm3
- Solubility
- Melting Point 261-262℃ (dec.)
- Formula C7H5 N3 O2
- Boiling Point 416.7°Cat760mmHg
- Molecular Weight 163.136
- Flash Point 205.8°C
- Transport Information
- Appearance
- Safety Poison by intraperitoneal route. Moderately toxic by subcutaneous route. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS.
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms Benzimidazole,2-nitro- (7CI,8CI); 2-Nitrobenzimidazole; NSC 107509
- PSA 74.50000
- LogP 1.99430
2-Nitrobenzimidazole Chemical Properties
IUPAC Name: 2-Nitro-1H-benzimidazole
Synonyms of 2-Nitrobenzimidazole (CAS NO.5709-67-1) : 1H-Benzimidazole, 2-nitro- ; 2-Nitro-1H-benzimidazole ; 2-Nitrobenzimidazole ; 1H-Benzimidazole, 2-nitro- (9CI)
Product Categories: Benzimidazole
CAS NO:5709-67-1
Molecular Formula:C7H5N3O2
Molecular Weight :163.1335
Molecular Structure :
Index of Refraction: 1.74
Surface Tension: 80.5 dyne/cm
Density: 1.525 g/cm3
Flash Point: 205.8 °C
Enthalpy of Vaporization: 66.99 kJ/mol
Boiling Point: 416.7 °C at 760 mmHg
Vapour Pressure: 3.76E-07 mmHg at 25°C
2-Nitrobenzimidazole Uses
2-Nitrobenzimidazole (CAS NO.5709-67-1) is used as intermediate in organic synthesis.
2-Nitrobenzimidazole Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 330mg/kg (330mg/kg) | Antimicrobial Agents and Chemotherapy Vol. -, Pg. 478, 1965. | |
| mouse | LD50 | oral | > 200mg/kg (200mg/kg) | Antimicrobial Agents and Chemotherapy Vol. -, Pg. 478, 1965. | |
| mouse | LD50 | subcutaneous | 595mg/kg (595mg/kg) | Antimicrobial Agents and Chemotherapy Vol. -, Pg. 478, 1965. |
2-Nitrobenzimidazole Safety Profile
Poison by intraperitoneal route. Moderately toxic by subcutaneous route. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS.
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