5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one

Also known as: 5,6-DIMETHYL-3,4-DIHYDRO-1H-PYRIDIN-2-ONE, 3,4-Dihydro-5,6-dimethyl-2(1H)-pyridinone, 2(1H)-Pyridinone, 3,4-dihydro-5,6-dimethyl-

5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one (CAS 52648-22-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H11NO and a molecular weight of 125.16800 g/mol. Key properties include a boiling point of 281.9ºC at 760 mmHg, a density of 0.976g/cm3 and a flash point of 158.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 52648-22-3
Jingsj CID: J-1319033-5
Molecular Formula: C₇H₁₁NO
Molecular Weight: 125.16800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	281.9ºC at 760 mmHg
Density	0.976g/cm3
Flash Point	158.5ºC
Exact Mass	125.08400
PSA	29.10000
LogP	1.51910
Refractive Index	1.466

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one?

The CAS number of 5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one is 52648-22-3.

What are the molecular formula and molecular weight of 5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one?

5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one has molecular formula C7H11NO and molecular weight 125.16800 g/mol.

What are the upstream and downstream products of 5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one?

For 5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one, Upstream Products: 4-Methyl-5-oxohexanenitrile.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5,6-dimethyl-3,4-dihydro-1H-pyridin-2-one (CAS 52648-22-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1319033-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.