5-Methyl-1-propyl-1H-pyrazole-4-carbaldehyde(CAS: 890652-02-5)

5-Methyl-1-propyl-1H-pyrazole-4-carbaldehyde (CAS: 890652-02-5) is a crystalline solid with a molecular weight of approximately 190.21 g/mol. It is slightly soluble in water but soluble in organic solvents like ethanol and acetone. Chemically, it is reactive, especially towards nucleophiles, and can undergo condensation reactions and condensation polymerization.

5-Methyl-1-propyl-1H-pyrazole-4-carbaldehyde (CAS: 890652-02-5) can be synthesized through the condensation of 4-formylpyrazole with methyl propylamine using a strong acid catalyst like sulfuric acid. The reaction typically yields a high selectivity and good yield under mild conditions.

5-Methyl-1-propyl-1H-pyrazole-4-carbaldehyde (CAS: 890652-02-5) is used in the pharmaceutical industry for the synthesis of various drug intermediates. It is also utilized in the semiconductor industry for doping and in the polymer industry for modifying the properties of polymer materials.

When handling 5-Methyl-1-propyl-1H-pyrazole-4-carbaldehyde (CAS: 890652-02-5), use appropriate personal protective equipment (PPE) such as safety goggles, gloves, and a lab coat. Handle in a well-ventilated fume hood to avoid inhalation. In case of spill, contain the spill with appropriate absorbents and follow the safety data sheet (SDS) guidelines for disposal.