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Ilimaquinone

Also known as: IQ, (-)-Ilimaquinone, Illimaquinone, Imaquinone, ILLIMAQUINONE, 2-Hydroxy-5-methoxy-3-{[(1R,2S,4aS,8aS)-1,2,4a-trimethyl-5-methylenedecahydro-1-naphthalenyl]methyl}-1,4-benzoquinone, 3-[(Decahydro-1β,2β,4aβ-trimethyl-5-methylene-1-naphthyl)methyl]-2-hydroxy-5-methoxybenzoquinone, 3-[(DECAHYDRO-1B,2B,4AB-TRIMETHYL-5-METHYLENE-1-NAPHTHYL)METHYL]-2-HYDROXY-5-METHOXYBENZOQUINONE, 3-[(decahydro-1β,2β,4aβ-trimethyl-5-methylene-1-naphthyl)methyl]-2-hydroxy-5-methoxybenzoquinone

Ilimaquinone (CAS 71678-03-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C22H30O4 and a molecular weight of 358.471 g/mol. Key properties include a boiling point of 478.4±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 159.9±22.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
71678-03-0
Jingsj CID
J-3639-5
Molecular Formula
C22H30O4
Molecular Weight
358.471 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point478.4±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point159.9±22.2 °C
Exact Mass358.214417
PSA63.60000
LogP6.38
Vapor Pressure0.0±2.7 mmHg at 25°C
Refractive Index1.549

Activity & Biological Data

Additional Information[1]. Pin-Hsuan Lu, et al. Ilimaquinone, a Marine Sponge Metabolite, Displays Anticancer Activity via GADD153-mediated Pathway. Eur J Pharmacol. 2007 Feb 5;556(1-3):45-54. [2]. Heebin Son, et al. Stereo-Selective Pharmacokinetics of Ilimaquinone Epimers Extracted From a Marine Sponge in Rats. Mar Drugs. 2019 Mar 17;17(3):171.

Frequently Asked Questions

What is the CAS number of Ilimaquinone?

The CAS number of Ilimaquinone is 71678-03-0.

What are the molecular formula and molecular weight of Ilimaquinone?

Ilimaquinone has molecular formula C22H30O4 and molecular weight 358.471 g/mol.

What are the upstream and downstream products of Ilimaquinone?

For Ilimaquinone, Upstream Products: 1,2,4,5-Tetramethoxybenzene, 2,5-Dimethoxy-1,4-benzoquinone.

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

Last updated:

How to cite: Jingsj. "Ilimaquinone (CAS 71678-03-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3639-5 (accessed 2026-11-09).

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