Ethyl 1-methyl-3-propyl-1H-pyrazole-5-carboxylate(CAS: 133261-07-1)

Ethyl 1-methyl-3-propyl-1H-pyrazole-5-carboxylate (CAS: 133261-07-1) is a crystalline solid with a molecular weight of approximately 216.26 g/mol. It has a low solubility in water but is soluble in organic solvents like ethanol and acetone. The compound is relatively stable but can react with strong bases. It is typically used in the synthesis of other compounds and pharmaceuticals.

Ethyl 1-methyl-3-propyl-1H-pyrazole-5-carboxylate (CAS: 133261-07-1) is synthesized through a multi-step process involving the reaction of ethyl isopropyl ketone with hydrazine hydrate, followed by acylation. Common catalysts include p-toluenesulfonic acid, and the final product can be isolated via recrystallization. This method provides a yield of about 80%.

Ethyl 1-methyl-3-propyl-1H-pyrazole-5-carboxylate (CAS: 133261-07-1) is primarily used in the pharmaceutical industry for the synthesis of various drugs. It is also utilized in the polymer industry for functionalization purposes and in sensor technology for specific chemical detection. Its low toxicity and reactivity make it suitable for these applications.

When handling Ethyl 1-methyl-3-propyl-1H-pyrazole-5-carboxylate (CAS: 133261-07-1), it is crucial to use personal protective equipment (PPE) such as gloves, goggles, and lab coat. Work should be conducted in a fume hood to avoid inhalation. Spills should be cleaned up using absorbent materials and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal information.