2-Phenylbenzimidazole
- CAS NO.：716-79-0
- Empirical Formula: C13H10N2
- Molecular Weight: 194.23
- MDL number: MFCD00005592
- EINECS: 211-939-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-02 17:37:48
What is 2-Phenylbenzimidazole?
Chemical properties
white to beige-grey powder and/or chunks
The Uses of 2-Phenylbenzimidazole
2-Phenylbenzimidazole is used as pharmaceutical intermediate.
Synthesis Reference(s)
Canadian Journal of Chemistry, 60, p. 1122, 1982 DOI: 10.1139/v82-167
Journal of the American Chemical Society, 79, p. 427, 1957 DOI: 10.1021/ja01559a053
Safety Profile
Poison by intraperitoneal route. When heated to decomposition it emits toxic fumes of NOx.
Properties of 2-Phenylbenzimidazole
| Melting point: | 293-296 °C (lit.) |
| Boiling point: | 320.68°C (rough estimate) |
| Density | 1.1579 (rough estimate) |
| refractive index | 1.5014 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 5.23(at 25℃) |
| color | Needles from water or plates from alc |
| Water Solubility | Slightly soluble in water. |
| Merck | 14,7274 |
| BRN | 7087 |
| CAS DataBase Reference | 716-79-0(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Phenylbenzimidazole (716-79-0) |
Safety information for 2-Phenylbenzimidazole
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H318:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. |
Computed Descriptors for 2-Phenylbenzimidazole
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