Isoimperatorin

Also known as: 4-[(3-Methylbut-2-en-1-yl)oxy]-7H-furo[3,2-g]chromen-7-one, 4-Prenyloxypsoralen, Cnidin, 4-(3-Methylbut-2-enoxy)furo[3,2-g]chromen-7-one, 7H-Furo[3,2-g][1]benzopyran-7-one, 4-[(3-methyl-2-butenyl)oxy]-, ISOIMPERATORIN, IisoiMperatorin

Isoimperatorin (CAS 482-45-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H14O4 and a molecular weight of 270.280 g/mol. Key properties include a melting point of 109ºC, a boiling point of 448.3±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 224.9±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 482-45-1
Jingsj CID: J-1975633-3
Molecular Formula: C₁₆H₁₄O₄
Molecular Weight: 270.280 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	109ºC
Boiling Point	448.3±45.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	224.9±28.7 °C
Exact Mass	270.089203
PSA	52.58000
LogP	3.88
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.606
Storage Conditions	-20°C Freezer

Activity & Biological Data

Target	IC50: 74.6 μM (AChE)[1]
Additional Information	[1]. Kim DK, et al. Acetylcholinesterase inhibitors from the roots of Angelica dahurica. Arch Pharm Res. 2002 Dec;25(6):856-9. [2]. Liu G, et al. Identification of Nematicidal Constituents of Notopterygium incisum Rhizomes against Bursaphelenchus xylophilus and Meloidogyne incognita. Molecules. 2016 Sep 23;21(10). pii: E1276. [3]. Park EY, et al. Angelica dahurica Extracts Improve Glucose Tolerance through the Activation of GPR119. PLoS One. 2016 Jul 8;11(7):e0158796. [4]. Yu XA, et al. The pharmacokinetics, bioavailability and excretion of bergapten after oral and intravenous administration in rats using high performance liquid chromatography with fluorescence detection. Chem Cent J. 2016 Oct 14;10:62.

Target

IC50: 74.6 μM (AChE)[1]

Additional Information

[1]. Kim DK, et al. Acetylcholinesterase inhibitors from the roots of Angelica dahurica. Arch Pharm Res. 2002 Dec;25(6):856-9. [2]. Liu G, et al. Identification of Nematicidal Constituents of Notopterygium incisum Rhizomes against Bursaphelenchus xylophilus and Meloidogyne incognita. Molecules. 2016 Sep 23;21(10). pii: E1276. [3]. Park EY, et al. Angelica dahurica Extracts Improve Glucose Tolerance through the Activation of GPR119. PLoS One. 2016 Jul 8;11(7):e0158796. [4]. Yu XA, et al. The pharmacokinetics, bioavailability and excretion of bergapten after oral and intravenous administration in rats using high performance liquid chromatography with fluorescence detection. Chem Cent J. 2016 Oct 14;10:62.

Frequently Asked Questions

What is the CAS number of Isoimperatorin?

The CAS number of Isoimperatorin is 482-45-1.

What are the molecular formula and molecular weight of Isoimperatorin?

Isoimperatorin has molecular formula C16H14O4 and molecular weight 270.280 g/mol.

What are the upstream and downstream products of Isoimperatorin?

For Isoimperatorin, Upstream Products: Bergaptol, 3,3-Dimethylallyl bromide, Bergapten; Downstream Products: Bergaptol, Oxypeucedanin, Oxypeucedanin hydrate.

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. "Isoimperatorin (CAS 482-45-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975633-3 (accessed 2026-11-09).

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