ethyl 5-formyl-1H-pyrazole-3-carboxylate

ethyl 5-formyl-1H-pyrazole-3-carboxylate - Names and Identifiers

Name	ethyl 3-forMyl-4,5-dihydro-1H-pyrazole-5-carboxylate
Synonyms	Benzenesulfonicacid,7-(bromomethyl)- Ethyl 5-ForMylpyrazole-3-carboxylate ethyl 5-formyl-1H-pyrazole-3-carboxylate ethyl 3(5)-formylpyrazole-5(3)-carboxylate 5-formyl-1H-Pyrazole-3-carboxylic acid ethyl ester ethyl 3-forMyl-4,5-dihydro-1H-pyrazole-5-carboxylate 1H-Pyrazole-3-carboxylic acid, 5-forMyl-, ethyl ester
CAS	93290-12-1

ethyl 5-formyl-1H-pyrazole-3-carboxylate - Physico-chemical Properties

Molecular Formula	C7H8N2O3
Molar Mass	168.15
Storage Condition	-20℃

ethyl 5-formyl-1H-pyrazole-3-carboxylate - Introduction

Ethyl 3-forMyl-4, is an organic compound with the formula C9H11NO3.

Nature:
-Appearance: It is a colorless to yellow liquid.
-Melting point: about 20-21°C.
-Boiling point: about 238-240°C.
-Density: about 1.238g/cm³.

Use:
ethyl 3-forMyl-4, is a commonly used organic synthesis intermediate, mainly used in organic synthesis reactions. It can be used in the synthesis of pyrazolones and other organic compounds, and as a precursor for inhibitors, drugs and dyes.

Preparation Method:
The preparation of ethyl 3-forMyl-4 usually involves the following steps:
1. taking 3-amino -1-propanol and pyrrole aldehyde as raw materials, pyrazolyl alcohol compound was obtained by cyclization reaction.
2. The obtained pyrazolanol compound is then reacted with ethyl formate to produce a 5-formyl-3-carboxylic acid ethyl pyrazolanol compound.
3. Finally, the target product ethyl 3-forMyl-4, is obtained by deprotection reaction.

Safety Information:
ethyl 3-forMyl-4, is relatively safe for human health under general conditions, but the specific toxicological properties need further study. Wear appropriate personal protective equipment such as eye and skin protection when handling or touching. Care should also be taken to avoid inhaling its vapors or dust and to maintain good ventilation. If accidentally splashed into the eyes or skin, rinse immediately with plenty of water and seek medical help.

Last Update：2024-04-09 21:00:56