Praeruptorin B

白花前胡素B

Also known as: (+)-Anomalin, Pd-II, Praeruptorin B(b), 2-Butenoic acid, 2-methyl-, (9S,10S)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9,10-diyl ester, (2Z,2'Z)-, (9S,10S)-8,8-Dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromene-9,10-diyl (2Z,2'Z)bis(2-methyl-2-butenoate)

Praeruptorin B (CAS 73069-28-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C24H26O7 and a molecular weight of 426.459 g/mol. It is also known as (+)-Anomalin, Pd-II and Praeruptorin B(b). Key properties include a melting point of 175-176ºC, a boiling point of 524.8±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 225.5±30.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73069-28-0
Jingsj CID
J-1955616-3
Molecular Formula
C24H26O7
Chinese Name
白花前胡素B
Molecular Weight
426.459 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point175-176ºC
Boiling Point524.8±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point225.5±30.2 °C

Frequently Asked Questions

What is the CAS number of Praeruptorin B?

The CAS number of Praeruptorin B is 73069-28-0.

What are the molecular formula and molecular weight of Praeruptorin B?

Praeruptorin B has molecular formula C24H26O7 and molecular weight 426.459 g/mol.

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

Last updated:

How to cite: Jingsj. "Praeruptorin B (CAS 73069-28-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955616-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.