(S)-3-Aminopiperidin-2-one

Also known as: (3S)-3-Aminopiperidin-2-one, 2-Piperidinone, 3-amino-, (3S)-, (S)-(-)-3-Amino-2-piperidinone, (S)-3-Amino-2-piperidinone, 3-Aminopiperidin-2-one, Ornithine lactam, L-, L-Ornithine lactam

(S)-3-Aminopiperidin-2-one (CAS 34294-79-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H10N2O and a molecular weight of 114.146 g/mol. Key properties include a melting point of 180 °C, a boiling point of 307.5±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 139.8±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 34294-79-6
Jingsj CID: J-1516250-2
Molecular Formula: C₅H₁₀N₂O
Molecular Weight: 114.146 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	180 °C
Boiling Point	307.5±35.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	139.8±25.9 °C
Exact Mass	114.079315
PSA	55.12000
LogP	-2.20
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.477

Customs & Trade Information

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of (S)-3-Aminopiperidin-2-one?

The CAS number of (S)-3-Aminopiperidin-2-one is 34294-79-6.

What are the molecular formula and molecular weight of (S)-3-Aminopiperidin-2-one?

(S)-3-Aminopiperidin-2-one has molecular formula C5H10N2O and molecular weight 114.146 g/mol.

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. "(S)-3-Aminopiperidin-2-one (CAS 34294-79-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516250-2 (accessed 2026-11-09).

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