Hexanal
Also known as: 1-Hexanal, 1-Hexylaldehyde, Aldehyde C-6, Caproaldehyde, Caproic aldehyde, Capronaldehyde, Capronic Aldehyde, EINECS 200-624-5, Hexaldehyde, Hexanaldehyde, MFCD00007027, hexanal, hexyl aldehyde, n-Caproaldehyde, n-Hexanal
Hexanal (CAS 66-25-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H12O and a molecular weight of 100.159 g/mol. Key properties include a melting point of -56 °C, a boiling point of 127.9±3.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 26.2±6.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 66-25-1
- Jingsj CID
- J-5146-6
- Molecular Formula
- C6H12O
- Molecular Weight
- 100.159 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -56 °C |
|---|---|
| Boiling Point | 127.9±3.0 °C at 760 mmHg |
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 26.2±6.0 °C |
| Exact Mass | 100.088814 |
| PSA | 17.07000 |
| LogP | 1.97 |
| Additional Property | >1 (vs air) |
| Vapor Pressure | 10.9±0.2 mmHg at 25°C |
| Refractive Index | 1.396 |
| Additional Property | 4.8 g/L (20 ºC) |
GHS Safety & Compliance
- H226 — Flammable liquid and vapour
- H319 — Causes serious eye 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 Hexanal?
The CAS number of Hexanal is 66-25-1.
What are the molecular formula and molecular weight of Hexanal?
Hexanal has molecular formula C6H12O and molecular weight 100.159 g/mol.
Is Hexanal hazardous?
Hexanal has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H319 — Causes serious eye irritation.
What are the upstream and downstream products of Hexanal?
For Hexanal, Upstream Products: 1-Hexanol, Hexanoyl chloride, 1-nitrohexane; Downstream Products: 3-Methyl-5-pentyl-2-cyclohexen-1-one, cis-4-Decen-1-ol, 1,2-epoxyheptane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Hexanal (CAS 66-25-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5146-6 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.