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Cyperaquinone

Also known as: 5-Methyl-2-isopropenylbenzo[1,2-b:5,4-b']difuran-4,8-dione, Benzo[1,2-b:5,4-b']difuran-4,8-dione, 5-methyl-2-(1-methylethenyl)- (9CI), 5-methyl-2-prop-1-en-2-ylfuro[3,2-f][1]benzofuran-4,8-dione, 3-Methyl-6-prop-1-en-2-ylfuro[3,2-f][1]benzofuran-4,8-dione, 2-Isopropenyl-5-methyl-benzo[1,2-b:5,4-b']difuran-4,8-dione, Cyperachinon

Cyperaquinone (CAS 26962-40-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H10O4 and a molecular weight of 242.22700 g/mol. Key properties include a boiling point of 411ºC at 760mmHg, a density of 1.297g/cm3 and a flash point of 198ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26962-40-3
Jingsj CID
J-1503296-6
Molecular Formula
C14H10O4
Molecular Weight
242.22700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point411ºC at 760mmHg
Density1.297g/cm3
Flash Point198ºC
Exact Mass242.05800
PSA60.42000
LogP2.98950
Vapor Pressure5.76E-07mmHg at 25°C
Refractive Index1.581

Customs & Trade Information

HS Code2932190090
Summary2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Cyperaquinone?

The CAS number of Cyperaquinone is 26962-40-3.

What are the molecular formula and molecular weight of Cyperaquinone?

Cyperaquinone has molecular formula C14H10O4 and molecular weight 242.22700 g/mol.

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

Last updated:

How to cite: Jingsj. "Cyperaquinone (CAS 26962-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503296-6 (accessed 2026-11-06).

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