is, 5-choro-3-(difluoromethyl)-1-methyl-, also known as, 5-choro-3-(difluoromethyl)-1-methyl-, is an organic compound with the chemical formula C7H5ClF2N2O.
The properties of the compound are as follows:
-Appearance: Colorless to light yellow solid
-Melting point: 100-102°C
-Boiling Point: 324-326°C
-Relative density: 1.46
This compound has an important role in a number of applications, such:
1. Pesticide intermediate: It can be used as a raw material for synthetic pesticides and has insecticidal activity.
2. medicinal chemistry: it can be used to prepare some compounds with biological activity.
3. Organic synthesis: as a reagent and intermediate of organic synthesis reaction.
The method of preparing this compound is generally achieved by chemical synthesis:
firstly, 1-methyl pyrazole is reacted with chloroacetyl chloride to obtain the corresponding acid chloride derivative; Then, through substitution reaction, the hydroxyl group on 1-methyl pyrazole group is replaced with difluoromethyl group in the presence of hydrofluoric acid and phosphorus pentachloride/difluoromethane reagent to generate 5-chloro-1-methyl -3-(difluoromethyl) pyrazole; Finally, the obtained pyrazole is reacted with formaldehyde, the target product is obtained.
Regarding safety information, this compound is dangerous to human health, and the following should be noted:
-Avoid contact with skin and eyes.
-Wear appropriate protective equipment such as gloves, masks and goggles when using.
-During operation, good ventilation conditions should be maintained.
-Avoid contact with oxidants or flammable materials during storage.
-Compliance with regulations when handling and disposing of waste.