Piperylone

Also known as: PR66, Piperylonum, 4-ethyl-2-(1-methylpiperidin-4-yl)-5-phenyl-1H-pyrazol-3-one, 4-ethyl-2-(1-methyl-4-piperidyl)-5-phenyl-1H-pyrazol-3-one, 4-Ethyl-1,2-dihydro-2-(1-methylpiperidin-4-yl)-5-phenyl-3H-pyrazol-3-one, 3H-Pyrazol-3-one, 4-ethyl-1,2-dihydro-2-(1-methyl-4-piperidinyl)-5-phenyl-, 4-ethyl-1-(1-methylpiperidin-4-yl)-3-phenyl-3-pyrazolin-5-one, 4-ethyl-2-(1-methylpiperidin-4-yl)-5-phenyl-1,2-dihydro-3H-pyrazol-3-one, Piperilona, Piperilona [INN-Spanish], Piperylonum [INN-Latin]

Piperylone (CAS 2531-04-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C17H23N3O and a molecular weight of 285.38400 g/mol. Key properties include a boiling point of 413ºC at 760mmHg, a density of 1.121g/cm3 and a flash point of 203.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

2531-04-6

Jingsj CID

J-1334065-2

Molecular Formula

C₁₇H₂₃N₃O

Molecular Weight

285.38400 g/mol

Category

Ketones

Last updated

8/21/2026