1-methyl-3-phenylpiperidin-4-one

1-甲基-3-苯基哌啶-4-酮

Also known as: 1-Methyl-3-phenyl-4-piperidinone, 1-Methyl-3-phenyl-4-piperidone, 4-Piperidinone, 1-methyl-3-phenyl-

1-methyl-3-phenylpiperidin-4-one (CAS 3881-28-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H15NO and a molecular weight of 189.25400 g/mol. It is also known as 1-Methyl-3-phenyl-4-piperidinone, 1-Methyl-3-phenyl-4-piperidone and 4-Piperidinone, 1-methyl-3-phenyl-. Key properties include a boiling point of 318.7ºC at 760 mmHg, a density of 1.062 g/cm3 and a flash point of 137.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3881-28-5
Jingsj CID
J-1520751-1
Molecular Formula
C12H15NO
Chinese Name
1-甲基-3-苯基哌啶-4-酮
Molecular Weight
189.25400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point318.7ºC at 760 mmHg
Density1.062 g/cm3
Flash Point137.2ºC

Frequently Asked Questions

What is the CAS number of 1-methyl-3-phenylpiperidin-4-one?

The CAS number of 1-methyl-3-phenylpiperidin-4-one is 3881-28-5.

What are the molecular formula and molecular weight of 1-methyl-3-phenylpiperidin-4-one?

1-methyl-3-phenylpiperidin-4-one has molecular formula C12H15NO and molecular weight 189.25400 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-methyl-3-phenylpiperidin-4-one (CAS 3881-28-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520751-1 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.