1-fluoro-2-isocyanato-4-Methylbenzene - Names and Identifiers
1-fluoro-2-isocyanato-4-Methylbenzene - Physico-chemical Properties
Molecular Formula | C8H6FNO
|
Molar Mass | 151.14 |
Density | 1.159g/mLat 25°C(lit.) |
Boling Point | 192°C(lit.) |
Flash Point | 185°F |
Vapor Presure | 0.229mmHg at 25°C |
Storage Condition | -20°C |
Sensitive | Moisture Sensitive/Lachrymatory |
Refractive Index | n20/D 1.511(lit.) |
Physical and Chemical Properties | Sensitivity: moiure Sensitive/Lachrymatory WGK Germany:3 |
1-fluoro-2-isocyanato-4-Methylbenzene - Risk and Safety
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38 - Irritating to eyes, respiratory system and skin.
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
S37/39 - Wear suitable gloves and eye/face protection
|
UN IDs | 2206 |
WGK Germany | 3 |
Hazard Note | Toxic/Corrosive/Lachrymatory/Moisture Sensitive |
1-fluoro-2-isocyanato-4-Methylbenzene - Introduction
2-Fluoro-5-Methylphenyl isocyyanate, the chemical formula is C8H6FNO2. The following is a description of its nature, use, preparation and safety information:
Nature:
1. Appearance: 2-Fluoro-5-Methylphenyl Isocyanate is a colorless liquid.
2. Density: about 1.26 g/cm.
3. Melting Point: About -36 ℃.
4. Boiling point: About 156-157 ℃.
5. Solubility: Soluble in organic solvents such as ether and dichloromethane.
Use:
2-Fluoro-5-Methylphenyl Isocyanate is mainly used in organic synthesis in the field of chemistry. It can be used as a synthetic intermediate for the preparation of organic compounds such as pharmaceuticals, dyes, polymers and coatings.
Method:
Under normal circumstances, 2-Fluoro-5-Methylphenyl Isocyanate can be prepared by fluorination-with cyanide-with methylene-benzylamine.
Safety Information:
When using 2-Fluoro-5-Methylphenyl Isocyanate, you need to pay attention to the following safety precautions:
1. 2-Fluoro-5-Methylphenyl Isocyanate may cause irritation to the skin, eyes and respiratory tract, so contact should be avoided. Personal protective equipment such as gloves, masks and goggles should be worn during operation.
2. In the process of operation to prevent the inhalation of 2-Fluoro-5-Methylphenyl Isocyanate steam, to ensure that the operating place is well ventilated.
3. During storage and transportation, avoid contact of 2-Fluoro-5-Methylphenyl Isocyanate with combustible substances, oxidants and strong bases.
4. In case of fire, dry powder extinguishing agent or carbon dioxide fire extinguisher should be used to extinguish the fire.
Before using 2-Fluoro-5-Methylphenyl Isocyanate, be sure to read and follow the relevant chemical safety procedures. If poisoning or discomfort occurs, seek medical attention.
Last Update:2024-04-09 20:49:11