3-BROMO-2-CHLORO-5-NITRO-6-PICOLINE（CAS# 856834-95-2)

3-BROMO-2-CHLORO-5-NITRO-6-PICOLINE（CAS# 856834-95-2) introduction

3-Bromo-2-chloro-6-methyl-5-nitropyridine is an organic compound. The following is an introduction to its properties, uses, manufacturing methods and safety information:

Quality:
- Appearance: 3-Bromo-2-chloro-6-methyl-5-nitropyridine is a white to light yellow solid powder.
- Solubility: It has good solubility in organic solvents such as ethanol, dimethylformamide and chloroform, but has relatively low solubility in water.

Use:
- Pesticides: It can also be used as raw materials or intermediates for pesticides in the preparation of insecticides and fungicides.

Method:
The preparation of 3-bromo-2-chloro-6-methyl-5-nitropyridine can be carried out by the following steps:
2-methyl-3-nitropyridine is dissolved in ethanol and excess sulfuric acid is added to catalyze the reaction.
The reaction mixture was cooled and treated with thionyl chloride and magnesium bromide.
The reaction mixture is diluted, and then the product is purified by evaporation and crystallization.
Through filtration, drying and pulverization, the final 3-bromo-2-chloro-6-methyl-5-nitropyridine product is obtained.

Safety Information:
- 3-Bromo-2-chloro-6-methyl-5-nitropyridine is a flammable solid and avoids contact with ignition sources.
- Good ventilation should be taken during handling and personal protective equipment such as protective gloves and goggles should be used.
- Avoid inhaling dust or contact with skin and eyes, and avoid accidental ingestion.
- Please store properly, away from fire and flammable substances, and away from children and animals.