2-Fluoro-3-Chloro-5-Bromopyridine（CAS# 38185-56-7)
| Hazard Symbols | T – Toxic |
| Risk Codes | 25 – Toxic if swallowed |
| Safety Description | 45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2811 6.1 / PGIII |
Introduction
2-Fluoro-3-chloro-5-bromopyridine is an organic compound.
The compound is a solid with a white to light yellow crystalline appearance. It is insoluble in water at room temperature, but can be soluble in some organic solvents such as methanol and methylene chloride.
3-Bromo-5-chloro-6-fluoropyridine has certain application value in organic synthesis. It is often used as an intermediate for various reactions in organic synthesis, such as coupling reactions and aromatic hydrocarbon functionalization reactions. These reactions can play an important role in the construction of complex organic molecular structures.
The method of preparing 3-bromo-5-chloro-6-fluoropyridine can be carried out through a variety of pathways. A common method is to carry out a stepwise halogenation reaction by means of the corresponding substituents of pyridine, first introducing fluorine at position 3, then chlorine at position 5, and finally bromine at position 6.
Safety information: 3-Bromo-5-chloro-6-fluoropyridine is a chemical and should be handled in accordance with relevant safety operating procedures. It can be irritating to the skin, eyes, and respiratory tract, and appropriate protective equipment such as gloves, goggles, and protective clothing should be worn when operating.
The storage and handling of chemicals should also be carried out in accordance with relevant regulations, and classified and labelled according to the physical properties of the chemicals. In use, ensure proper ventilation and avoid inhaling gases or vapors.
