1,5-Hexanediol

1,5-己二醇

Also known as: hexane-1,5-diol, 1,5-dihydroxyhexane, 1-methyl-1,5-pentanediol, hexane-2,6-diol, rac-1,5-hexanediol, rac-hexane-1,5-diol

1,5-Hexanediol (CAS 928-40-5) 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. It is also known as hexane-1,5-diol, 1,5-dihydroxyhexane and 1-methyl-1,5-pentanediol. Key properties include a melting point of 26.38°C (estimate), a boiling point of 89-91ºC0.5 mm Hg(lit.), a density of 0.981 g/mL at 25ºC(lit.) and a flash point of >230 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
928-40-5
Jingsj CID
J-36100-0
Molecular Formula
C6H14O2
Chinese Name
1,5-己二醇
Molecular Weight
118.17400 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point26.38°C (estimate)
Boiling Point89-91ºC0.5 mm Hg(lit.)
Density0.981 g/mL at 25ºC(lit.)
Flash Point>230 °F

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1,5-Hexanediol?

The CAS number of 1,5-Hexanediol is 928-40-5.

What are the molecular formula and molecular weight of 1,5-Hexanediol?

1,5-Hexanediol has molecular formula C6H14O2 and molecular weight 118.17400 g/mol.

Is 1,5-Hexanediol hazardous?

1,5-Hexanediol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1,5-Hexanediol (CAS 928-40-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36100-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.