Methyl undecanoate
Also known as: Methyl n-undecanoate, Undecanoic acid methyl ester, Undecanoic acid, methyl ester, methyl 10-undecanoate, Methylundecanoate, C11:0 Methyl ester
Methyl undecanoate (CAS 1731-86-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H24O2 and a molecular weight of 200.318 g/mol. Key properties include a melting point of -10°C, a boiling point of 246.2±3.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 109.4±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H318 — Causes serious eye damage. It is listed by 2 suppliers, 1 of which publish reference prices, from 1.86 to 947.20 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 1731-86-8
- Jingsj CID
- J-33945-4
- Molecular Formula
- C12H24O2
- Molecular Weight
- 200.318 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | >98.0%(GC) 25ml | ¥46.54 | $0.28 /mlBest ¥1.86/ml CNY | CN China MOQ 25ml | |
In Stock | 分析标准品 1ml | ¥947.20 | $141.74 /ml ¥947.20/ml CNY | CN China MOQ 1ml | |
Made to Order | 98% 25g | - | - | CN China MOQ 25g |
Physicochemical Properties
| Melting Point | -10°C |
|---|---|
| Boiling Point | 246.2±3.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 109.4±0.0 °C |
| Exact Mass | 200.177628 |
| PSA | 26.30000 |
| LogP | 4.96 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.430 |
GHS Safety & Compliance
- H318 — Causes serious eye damage
Activity & Biological Data
| Additional Information | [1]. Cristina Cruz-Hernandez, et al. Direct quantification of fatty acids in human milk by gas chromatography. J Chromatogr A. 2013 Apr 5;1284:174-9. |
|---|
Frequently Asked Questions
What is the CAS number of Methyl undecanoate?
The CAS number of Methyl undecanoate is 1731-86-8.
What are the molecular formula and molecular weight of Methyl undecanoate?
Methyl undecanoate has molecular formula C12H24O2 and molecular weight 200.318 g/mol.
Which suppliers offer Methyl undecanoate?
2 supplier(s) listed; reference unit price ¥1.86–947.20 /ml.
Is Methyl undecanoate hazardous?
Methyl undecanoate has GHS signal word Danger and hazard statements H318 — Causes serious eye damage.
What are the upstream and downstream products of Methyl undecanoate?
For Methyl undecanoate, Upstream Products: Methyl 10-undecenoate, Methanol, 1-decene; Downstream Products: 1-Iodoundecane, N-DOCOSANE, Undecane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Methyl undecanoate (CAS 1731-86-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33945-4 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.