1204298-70-3 - Names and Identifiers
1204298-70-3 - Physico-chemical Properties
1204298-70-3 - Introduction
4-Aldo-5-(difluoromethyl)-1-methyl -1H-pyrazole is an organic compound whose chemical formula is C8H6F2N2O. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: 4-Aldehyde-5-(difluoromethyl)-1-methyl-1H-pyrazole is a solid, which may be white or yellow crystalline powder.
-Flammability: The compound may be flammable, and its combustion produces toxic gases.
-Melting point: The melting point range of this compound is 110-115 degrees Celsius.
-Solubility: The compound dissolves well in common organic solvents.
Use:
- 4-Aldehyde -5-(difluoromethyl)-1-methyl -1H-pyrazole is an important organic synthesis intermediate. It is often used in the synthesis of other compounds, such as pesticides, drugs and rubber processing aids.
Preparation Method:
The preparation method of -4-aldehyde -5-(difluoromethyl)-1-methyl -1H-pyrazole can be carried out by the following steps:
1. dichloromethylene (CH2Cl2) reacts with silver cyanide (AgCN) to generate difluoromethylcarbyl salt (CF2CN).
2. The difluoromethyl carbon salt reacts with benzaldehyde (C6H5CHO) under acidic conditions to obtain 4-aldehyde -5-(difluoromethyl)-1-methyl -1H-pyrazole.
Safety Information:
- 4-Aldehyde -5-(difluoromethyl)-1-methyl -1H-pyrazole is a potentially dangerous compound that requires proper use and storage.
-Exposure to this compound may cause irritation and burns. Therefore, when operating, care should be taken to wear appropriate personal protective equipment, such as gloves, goggles and protective clothing.
-It should be away from fire sources, away from heat, fire and light. Avoid inhaling dust or gas. Avoid direct contact with skin, eyes and clothing.
Last Update:2024-04-09 20:48:19