Category:
Intermediates&Fine Chemicals
CAS NO:
19735-89-8
Standard:
In-house Standards,
1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one is a key heterocyclic intermediate synthesized via condensation of phenylhydrazine and ethyl acetoacetate. It serves as a fundamental scaffold in pharmaceutical manufacturing. Molecular Formula: C10H10N2O; CAS No.: 1479-48-3.
Store in a cool, dry place under inert atmosphere to prevent oxidation. Avoid direct skin contact and inhalation of dust; use appropriate PPE including respirators and chemical-resistant gloves during handling.