Dehydrodihydroionone

Also known as: 4-(2,6,6-Trimethyl-1,3-cyclohexadien-1-yl)-2-butanone, 4-(2,6,6-Trimethylcyclohexa-1,3-dien-1-yl)butan-2-one, FEMA No. 3447, UNII-XZS4VD987O, Dihydrodamascenone, Vitamin A Impurity 28

Dehydrodihydroionone (CAS 20483-36-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H20O and a molecular weight of 192.29700 g/mol. Key properties include a boiling point of 267.4ºC at 760mmHg, a density of 0.893g/cm3 and a flash point of 95.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20483-36-7
Jingsj CID: J-1503321-3
Molecular Formula: C₁₃H₂₀O
Molecular Weight: 192.29700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	267.4ºC at 760mmHg
Density	0.893g/cm3
Flash Point	95.6ºC
Exact Mass	192.15100
PSA	17.07000
LogP	3.65820
Vapor Pressure	0.00816mmHg at 25°C
Refractive Index	1.465

Customs & Trade Information

HS Code	2914299000
Summary	2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Dehydrodihydroionone?

The CAS number of Dehydrodihydroionone is 20483-36-7.

What are the molecular formula and molecular weight of Dehydrodihydroionone?

Dehydrodihydroionone has molecular formula C13H20O and molecular weight 192.29700 g/mol.

What are the upstream and downstream products of Dehydrodihydroionone?

For Dehydrodihydroionone, Upstream Products: beta-ionone, 4-(1,3,3-Trimethyl-7-oxabicyclo[4.1.0]hept-2-yl)-3-buten-2-one, alpha-Ionone; Downstream Products: Dehydrodihydroionol.

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. "Dehydrodihydroionone (CAS 20483-36-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503321-3 (accessed 2026-11-09).

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