2,4-Hexanediol

Also known as: hexane-2,4-diol, Hexan-2,4-diol, 2,4-dihydroxy-5-methyl pentane

2,4-Hexanediol (CAS 19780-90-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H14O2 and a molecular weight of 118.17400 g/mol. Key properties include a boiling point of 217ºC at 760mmHg, a density of 0.958g/cm3 and a flash point of 109.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19780-90-6
Jingsj CID: J-1104082-7
Molecular Formula: C₆H₁₄O₂
Molecular Weight: 118.17400 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	217ºC at 760mmHg
Density	0.958g/cm3
Flash Point	109.2ºC
Exact Mass	118.09900
PSA	40.46000
LogP	0.52820
Vapor Pressure	0.0292mmHg at 25°C
Refractive Index	1.445

Customs & Trade Information

HS Code	2905399090
Summary	2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。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 2,4-Hexanediol?

The CAS number of 2,4-Hexanediol is 19780-90-6.

What are the molecular formula and molecular weight of 2,4-Hexanediol?

2,4-Hexanediol has molecular formula C6H14O2 and molecular weight 118.17400 g/mol.

What are the upstream and downstream products of 2,4-Hexanediol?

For 2,4-Hexanediol, Upstream Products: ethylmagnesium iodide, 3-Hydroxybutanal, hex-5-en-3-ol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "2,4-Hexanediol (CAS 19780-90-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1104082-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.