trans-9-Octadecenol
Also known as: Elaidyl alcohol, Elaidyl alcohol, (E)-9-Octadecen-1-ol, trans-9-Octadecen-1-ol, 9-Octadecen-1-ol, (E)-, elaidic alcohol, (9E)-9-Octadecen-1-ol, (9E)-Octadec-9-en-1-ol
trans-9-Octadecenol (CAS 506-42-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C18H36O and a molecular weight of 268.478 g/mol. Key properties include a melting point of 37ºC, a boiling point of 333.0±0.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 120.7±15.6 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 506-42-3
- Jingsj CID
- J-28485-7
- Molecular Formula
- C18H36O
- Molecular Weight
- 268.478 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 37ºC |
|---|---|
| Boiling Point | 333.0±0.0 °C at 760 mmHg |
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 120.7±15.6 °C |
| Exact Mass | 268.276611 |
| PSA | 20.23000 |
| LogP | 7.80 |
| Vapor Pressure | 0.0±1.6 mmHg at 25°C |
| Refractive Index | 1.462 |
GHS Safety & Compliance
- H315 — Causes skin irritation
Customs & Trade Information
| HS Code | 2905290000 |
|---|---|
| Summary | 2905290000 unsaturated monohydric alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of trans-9-Octadecenol?
The CAS number of trans-9-Octadecenol is 506-42-3.
What are the molecular formula and molecular weight of trans-9-Octadecenol?
trans-9-Octadecenol has molecular formula C18H36O and molecular weight 268.478 g/mol.
Is trans-9-Octadecenol hazardous?
trans-9-Octadecenol has GHS signal word Warning and hazard statements H315 — Causes skin irritation.
What are the upstream and downstream products of trans-9-Octadecenol?
For trans-9-Octadecenol, Upstream Products: Elaidic Acid, Elaidic acid methyl ester, Methyl oleate; Downstream Products: Methyl triacontanoate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "trans-9-Octadecenol (CAS 506-42-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28485-7 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.