Undecanal
Also known as: Undecanaldehyde, Undecyl aldehyde, n-Undecanal, 1-Undecanal, Aldehyde C-11 undecylic, Hendecanal, Hendecanaldehyde, Undecylaldehyde, C-11 Aldehyde (undecylic), Undecanylaldehyde
Undecanal (CAS 112-44-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H22O and a molecular weight of 170.292 g/mol. Key properties include a melting point of −2 °C(lit.), a boiling point of 226.1±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 96.1±0.0 °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.
- 112-44-7
- Jingsj CID
- J-32765-1
- Molecular Formula
- C11H22O
- Molecular Weight
- 170.292 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −2 °C(lit.) |
|---|---|
| Boiling Point | 226.1±3.0 °C at 760 mmHg |
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 96.1±0.0 °C |
| Exact Mass | 170.167068 |
| PSA | 17.07000 |
| LogP | 4.63 |
| Additional Property | 5.94 (vs air) |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.426 |
GHS Safety & Compliance
- H315 — Causes skin irritation
Customs & Trade Information
| HS Code | 2912190090 |
|---|---|
| Summary | 2912190090 acyclic aldehydes without other oxygen function。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 Undecanal?
The CAS number of Undecanal is 112-44-7.
What are the molecular formula and molecular weight of Undecanal?
Undecanal has molecular formula C11H22O and molecular weight 170.292 g/mol.
Is Undecanal hazardous?
Undecanal has GHS signal word Warning and hazard statements H315 — Causes skin irritation.
What are the upstream and downstream products of Undecanal?
For Undecanal, Upstream Products: trans-2-Undecenoic acid, 10-Undecen-1-ol, 1-Undecanol; Downstream Products: 6-Hexadecanone, 3-Hydroxytridecanoic acid, Methyl undecanoate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Undecanal (CAS 112-44-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32765-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.