4H-Phenaleno(1,2-b)furan-4-one, 8,9-dihydro-3,6,7-trihydroxy-5-methoxy-1,8,8,9-tetramethyl-

4H-Phenaleno(1,2-b)furan-4-one, 8,9-dihydro-3,6,7-trihydroxy-5-methoxy-1,8,8,9-tetramethyl- (CAS 66140-67-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H20O6 and a molecular weight of 356.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 66140-67-8
Jingsj CID: J-1749809-8
Molecular Formula: C₂₀H₂₀O₆
Molecular Weight: 356.4 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4H-Phenaleno(1,2-b)furan-4-one, 8,9-dihydro-3,6,7-trihydroxy-5-methoxy-1,8,8,9-tetramethyl-?

The CAS number of 4H-Phenaleno(1,2-b)furan-4-one, 8,9-dihydro-3,6,7-trihydroxy-5-methoxy-1,8,8,9-tetramethyl- is 66140-67-8.

What are the molecular formula and molecular weight of 4H-Phenaleno(1,2-b)furan-4-one, 8,9-dihydro-3,6,7-trihydroxy-5-methoxy-1,8,8,9-tetramethyl-?

4H-Phenaleno(1,2-b)furan-4-one, 8,9-dihydro-3,6,7-trihydroxy-5-methoxy-1,8,8,9-tetramethyl- has molecular formula C20H20O6 and molecular weight 356.4 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4H-Phenaleno(1,2-b)furan-4-one, 8,9-dihydro-3,6,7-trihydroxy-5-methoxy-1,8,8,9-tetramethyl- (CAS 66140-67-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1749809-8 (accessed 2026-10-23).

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