Monascorubrin

红曲红素

Also known as: (9aR)-9a-Methyl-3-(1-oxooctyl)-6-[(E)-1-propenyl]-2H-furo[3,2-g][2]benzopyran-2,9(9aH)-dione, (R,E)-9a-Methyl-3-octanoyl-6-(prop-1-en-1-yl)-2H-furo[3,2-g]isochromene-2,9(9aH)-dione, 2H-Furo[3,2-g][2]benzopyran-2,9(9aH)-dione, 9a-methyl-3-(1-oxooctyl)-6-(1E)-1-propen-1-yl-, (9aR)-, 9a-methyl-3-octanoyl-6-[(E)-prop-1-enyl]furo[3,2-g]isochromene-2,9-dione, Monascorubrin DISCONTINUED, Monasred

Monascorubrin (CAS 13283-90-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C23H26O5 and a molecular weight of 382.45000 g/mol. It is also known as (9aR)-9a-Methyl-3-(1-oxooctyl)-6-[(E)-1-propenyl]-2H-furo[3,2-g][2]benzopyran-2,9(9aH)-dione, (R,E)-9a-Methyl-3-octanoyl-6-(prop-1-en-1-yl)-2H-furo[3,2-g]isochromene-2,9(9aH)-dione and 2H-Furo[3,2-g][2]benzopyran-2,9(9aH)-dione, 9a-methyl-3-(1-oxooctyl)-6-(1E)-1-propen-1-yl-, (9aR)-. Key properties include a melting point of 134-136 °C, a boiling point of 648.4ºC at 760 mmHg, a density of 1.19g/cm3 and a flash point of 281.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13283-90-4
Jingsj CID
J-1962601-5
Molecular Formula
C23H26O5
Chinese Name
红曲红素
Molecular Weight
382.45000 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point134-136 °C
Boiling Point648.4ºC at 760 mmHg
Density1.19g/cm3
Flash Point281.5ºC

Frequently Asked Questions

What is the CAS number of Monascorubrin?

The CAS number of Monascorubrin is 13283-90-4.

What are the molecular formula and molecular weight of Monascorubrin?

Monascorubrin has molecular formula C23H26O5 and molecular weight 382.45000 g/mol.

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

Last updated:

How to cite: Jingsj. "Monascorubrin (CAS 13283-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1962601-5 (accessed 2026-10-24).

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