dihydro-alpha-ionone

7,8-二氢紫罗兰酮

Also known as: 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)butan-2-one, 2-Butanone, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, 4-(2,2,6-Trimethyl-5-cyclohexen-1-yl)-2-butanone, 7,8-dihydro-alpha-ionone, 7,8-dihydro-α-ionone, dihydro-α-ionone, dihydro-(alpha)-ionone

dihydro-alpha-ionone (CAS 31499-72-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H22O and a molecular weight of 194.31300 g/mol. It is also known as 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)butan-2-one, 2-Butanone, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)- and 4-(2,2,6-Trimethyl-5-cyclohexen-1-yl)-2-butanone. Key properties include a boiling point of 90ºC0.1 mm Hg(lit.), a density of 0.922 g/mL at 20ºC(lit.) and a flash point of 98ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31499-72-6
Jingsj CID
J-1063503-8
Molecular Formula
C13H22O
Chinese Name
7,8-二氢紫罗兰酮
Molecular Weight
194.31300 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point90ºC0.1 mm Hg(lit.)
Density0.922 g/mL at 20ºC(lit.)
Flash Point98ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of dihydro-alpha-ionone?

The CAS number of dihydro-alpha-ionone is 31499-72-6.

What are the molecular formula and molecular weight of dihydro-alpha-ionone?

dihydro-alpha-ionone has molecular formula C13H22O and molecular weight 194.31300 g/mol.

Is dihydro-alpha-ionone hazardous?

dihydro-alpha-ionone 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. "dihydro-alpha-ionone (CAS 31499-72-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1063503-8 (accessed 2026-10-22).

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