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4-oxopiperidine-3-carbonitrile

Also known as: 3-cyano-4-piperidone, 3-cyano-4-piperidone, 4-oxo-3-piperidinecarbonitrile, 4-oxonipecotonitrile, 4-oxo-piperidine-3-carbonitrile, 3-piperidinecarbonitrile, 4-oxo-

4-oxopiperidine-3-carbonitrile (CAS 19166-75-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O and a molecular weight of 124.141 g/mol. Key properties include a boiling point of 300.8±37.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 135.7±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19166-75-7
Jingsj CID
J-1399035-7
Molecular Formula
C6H8N2O
Molecular Weight
124.141 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point300.8±37.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point135.7±26.5 °C
Exact Mass124.063660
PSA52.89000
LogP-1.20
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.491

Customs & Trade Information

HS Code2933399090
Summary2933399090. 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 4-oxopiperidine-3-carbonitrile?

The CAS number of 4-oxopiperidine-3-carbonitrile is 19166-75-7.

What are the molecular formula and molecular weight of 4-oxopiperidine-3-carbonitrile?

4-oxopiperidine-3-carbonitrile has molecular formula C6H8N2O and molecular weight 124.141 g/mol.

What are the upstream and downstream products of 4-oxopiperidine-3-carbonitrile?

For 4-oxopiperidine-3-carbonitrile, Upstream Products: 3-Piperidinecarbonitrile, 4-imino-, 3,3'-Iminodipropionitrile.

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

Last updated:

How to cite: Jingsj. "4-oxopiperidine-3-carbonitrile (CAS 19166-75-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1399035-7 (accessed 2026-11-09).

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