alpha-Cyperone

Also known as: α-Cyperone, (4aS,7R)-1,4a-Dimethyl-7-(prop-1-en-2-yl)-4,4a,5,6,7,8-hexahydronaphthalen-2(3H)-one, (4aS,7R)-1,4a-Dimethyl-7-prop-1-en-2-yl-3,4,5,6,7,8-hexahydronaphthalen-2-one, (4aS,7R)-7-Isopropenyl-1,4a-dimethyl-4,4a,5,6,7,8-hexahydro-2(3H)-naphthalenone, Eudesma-4,11-dien-3-one, Cyperone, α-, α-Cyperone 473-08-5

alpha-Cyperone (CAS 473-08-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H22O and a molecular weight of 218.335 g/mol. Key properties include a boiling point of 320.4±22.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 142.8±13.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 473-08-5
Jingsj CID: J-3386-3
Molecular Formula: C₁₅H₂₂O
Molecular Weight: 218.335 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	320.4±22.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	142.8±13.2 °C
Exact Mass	218.167068
PSA	17.07000
LogP	4.22
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.504
Storage Conditions	-20°C

Activity & Biological Data

Additional Information	[1]. Jung, S. H. et al. alpha-Cyperone, isolated from the rhizomes of Cyperus rotundus, inhibits LPS-induced COX-2 expression and PGE2 production through the negative regulation of NFkappaB signalling in RAW 264.7 cells. Journal of ethnopharmacology 147, 208-2 [2]. Azimi, A. et al. alpha-Cyperone of Cyperus rotundus is an effective candidate for reduction of inflammation by destabilization of microtubule fibers in brain. Journal of ethnopharmacology, doi:10.1016/j.jep.2016.06.058 (2016).

Additional Information

[1]. Jung, S. H. et al. alpha-Cyperone, isolated from the rhizomes of Cyperus rotundus, inhibits LPS-induced COX-2 expression and PGE2 production through the negative regulation of NFkappaB signalling in RAW 264.7 cells. Journal of ethnopharmacology 147, 208-2 [2]. Azimi, A. et al. alpha-Cyperone of Cyperus rotundus is an effective candidate for reduction of inflammation by destabilization of microtubule fibers in brain. Journal of ethnopharmacology, doi:10.1016/j.jep.2016.06.058 (2016).

Customs & Trade Information

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。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 alpha-Cyperone?

The CAS number of alpha-Cyperone is 473-08-5.

What are the molecular formula and molecular weight of alpha-Cyperone?

alpha-Cyperone has molecular formula C15H22O and molecular weight 218.335 g/mol.

What are the upstream and downstream products of alpha-Cyperone?

For alpha-Cyperone, Upstream Products: (+)-dihydrocarvone, (R)-(+)-1-Phenylethylamine.

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. "alpha-Cyperone (CAS 473-08-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3386-3 (accessed 2026-11-09).

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