m-Tolunitrile CAS Number: 620-22-4
Pharmaceutical Materials 2025-03-02
CAS Number: 620-22-4
Molecular Formula: C8H7N
Molecular Weight: 117.15 g/mol
Appearance: Colorless transparent liquid or crystals
Melting Point: -23 °C
Boiling Point: 213.8 °C
Usage: Medicine, pesticide, dye intermediates.
| Attribute | Details |
|---|---|
| Name | m-Tolunitrile |
| CAS Number | 104-84-7 |
| Synonyms | 3-Methylbenzenecarbonitrile, Meta-tolunitrile, m-Tolunitrile, 3-Methylbenzonitrile |
| Molecular Formula | C8H7N |
| Molecular Weight | 117.15 g/mol |
| Appearance | Colorless or white crystalline solid with a faint aromatic odor |
| Physical Properties | |
| – Density | 1.01 g/mL at 25°C |
| – Melting Point** | 44-46°C |
| – Boiling Point | 222°C |
| – Flash Point | 93°C |
| – Refractive Index | 1.533 (at 20°C) |
| Solubility | Insoluble in water; soluble in organic solvents such as ethanol, ether, acetone, benzene, and toluene |
| Chemical Properties | Stable under normal conditions; contains a cyano group, which is reactive and can undergo various organic reactions such as condensation, hydrogenation, and substitution. |
| Uses | Used as an intermediate in the synthesis of pesticides, dyes, and pharmaceuticals. Also used in the preparation of aromatic amines and heterocyclic compounds. |
| Hazard Information | Toxic; may cause skin irritation and serious eye damage. Flammable; keep away from heat, sparks, and open flames. |
| Precautions | Store in a cool, dry, and well-ventilated place. Keep away from oxidants and incompatible materials. Wear appropriate protective clothing, gloves, and eye/face protection. |
| First Aid Measures | In case of skin contact, wash thoroughly with soap and water. In case of eye contact, rinse eyes with plenty of water and seek medical attention. If inhaled or swallowed, seek medical attention immediately. |
Disclaimer: The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.
