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δ-Stearolactone

Also known as: 6-tridecyloxan-2-one, 6-tridecyltetrahydro-2H-pyran-2-one, delta-Octadecalactone, 5-octadecanolide, octadecan-5-olide, 2H-Pyran-2-one, tetrahydro-6-tridecyl-, 5-Hydroxyoctadecanoic acid lactone, 5-Hydroxyoctadecanoic acid δ-lactone, Octadecanoic acid, 5-hydroxy-, δ-lactone, Tetrahydro-6-tridecyl-2H-pyran-2-one, UNII-ILR1UO4M14, Delta Octadecalactone, T6OVTJ F13

δ-Stearolactone (CAS 1227-51-6) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C18H34O2 and a molecular weight of 282.461 g/mol. Key properties include a boiling point of 375.5±10.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 157.5±16.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1227-51-6
Jingsj CID
J-1502593-5
Molecular Formula
C18H34O2
Molecular Weight
282.461 g/mol
Category
Esters
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point375.5±10.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point157.5±16.4 °C
Exact Mass282.255890
PSA26.30000
LogP6.67
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.456

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 δ-Stearolactone?

The CAS number of δ-Stearolactone is 1227-51-6.

What are the molecular formula and molecular weight of δ-Stearolactone?

δ-Stearolactone has molecular formula C18H34O2 and molecular weight 282.461 g/mol.

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

Last updated:

How to cite: Jingsj. "δ-Stearolactone (CAS 1227-51-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1502593-5 (accessed 2026-11-06).

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