gamma-Octadecalactone
Also known as: 5-tetradecyldihydrofuran-2(3H)-one, 5-tetradecyloxolan-2-one, 4-Octadecalactone, 4-Octadecanolide, Octadecan-4-olide, NSC 34907, γ-Stearolactone, 4-Hydroxyoctadecanoic acid gamma-lactone, 4-Hydroxystearic acid lactone
gamma-Octadecalactone (CAS 502-26-1) 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 melting point of 50.1-50.3 °C, a boiling point of 375.2±10.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 157.4±16.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 502-26-1
- Jingsj CID
- J-1500680-0
- Molecular Formula
- C18H34O2
- Molecular Weight
- 282.461 g/mol
- Category
- Esters
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 50.1-50.3 °C |
|---|---|
| Boiling Point | 375.2±10.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 157.4±16.4 °C |
| Exact Mass | 282.255890 |
| PSA | 26.30000 |
| LogP | 6.64 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.458 |
Customs & Trade Information
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. 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 gamma-Octadecalactone?
The CAS number of gamma-Octadecalactone is 502-26-1.
What are the molecular formula and molecular weight of gamma-Octadecalactone?
gamma-Octadecalactone has molecular formula C18H34O2 and molecular weight 282.461 g/mol.
What are the upstream and downstream products of gamma-Octadecalactone?
For gamma-Octadecalactone, Upstream Products: oleic acid, 1-Hexadecene, acetic acid; Downstream Products: Succinic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "gamma-Octadecalactone (CAS 502-26-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500680-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.