1-Ethyl-3-methylpyrazole
1-Ethyl-3-methyl-1H-pyrazole
CAS: 30433-57-9
Molecular Formula: C6H10N2
1-Ethyl-3-methylpyrazole - Names and Identifiers
| Name | 1-Ethyl-3-methyl-1H-pyrazole |
| Synonyms | 1-Ethyl-3-methylpyrazole 1-Ethyl-3-methyl-1H-pyrazole 1H-Pyrazole, 1-ethyl-3-methyl- |
| CAS | 30433-57-9 |
1-Ethyl-3-methylpyrazole - Physico-chemical Properties
| Molecular Formula | C6H10N2 |
| Molar Mass | 110.16 |
| Density | 0.96 |
| Melting Point | 115°C |
| Boling Point | 152℃ |
| Flash Point | 51℃ |
| pKa | 2.74±0.10(Predicted) |
| Storage Condition | Room Temprature |
| Sensitive | Irritant |
| Refractive Index | 1.4768 (estimate) |
| MDL | MFCD00607974 |
1-Ethyl-3-methylpyrazole - Introduction
1-Ethyl-3-methyl-1H-pyrazole is an organic compound with the chemical formula C6H8N2. It is a colorless or pale yellow liquid with an odor similar to natural gas or cinnamaldehyde.
In the laboratory, 1-ethyl-3-methyl-1H-pyrazole is often used as a catalyst, an alkylating agent, and a ligand for metal ions in organic synthesis reactions. It can be used as an intermediate in the preparation of flavors and medicines, and can also be used in the synthesis of other organic compounds.
The method of preparing 1-ethyl -3-methyl -1H-pyrazole is generally by heating the reaction of ethyl cyanide and dimethyl malonate, and then treating with concentrated acid to obtain the product.
Safety care is required when handling 1-ethyl -3-methyl -1H-pyrazole. It may be irritating to the eyes, skin and respiratory system and should be avoided. Wear appropriate protective equipment such as gloves and goggles when used. Use under closed ventilation and away from ignition and oxidizing agents. If exposed or inhaled, medical attention should be sought immediately.
In the laboratory, 1-ethyl-3-methyl-1H-pyrazole is often used as a catalyst, an alkylating agent, and a ligand for metal ions in organic synthesis reactions. It can be used as an intermediate in the preparation of flavors and medicines, and can also be used in the synthesis of other organic compounds.
The method of preparing 1-ethyl -3-methyl -1H-pyrazole is generally by heating the reaction of ethyl cyanide and dimethyl malonate, and then treating with concentrated acid to obtain the product.
Safety care is required when handling 1-ethyl -3-methyl -1H-pyrazole. It may be irritating to the eyes, skin and respiratory system and should be avoided. Wear appropriate protective equipment such as gloves and goggles when used. Use under closed ventilation and away from ignition and oxidizing agents. If exposed or inhaled, medical attention should be sought immediately.
Last Update：2024-04-09 19:06:00
