(3E,3aR,6aR)-3-[[[(2R)-2,5-Dihydro-4-methyl-5-oxo-2-furanyl]oxy]methylene]-3,3a,4,6a-tetrahydro-2H-cyclopenta[b]furan-2-one

(3E,3aR,6aR)-3-[[[(2R)-2,5-Dihydro-4-methyl-5-oxo-2-furanyl]oxy]methylene]-3,3a,4,6a-tetrahydro-2H-cyclopenta[b]furan-2-one (CAS 76974-80-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H12O5 and a molecular weight of 248.23 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 76974-80-6
Jingsj CID: J-1794969-5
Molecular Formula: C₁₃H₁₂O₅
Molecular Weight: 248.23 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (3E,3aR,6aR)-3-[[[(2R)-2,5-Dihydro-4-methyl-5-oxo-2-furanyl]oxy]methylene]-3,3a,4,6a-tetrahydro-2H-cyclopenta[b]furan-2-one?

The CAS number of (3E,3aR,6aR)-3-[[[(2R)-2,5-Dihydro-4-methyl-5-oxo-2-furanyl]oxy]methylene]-3,3a,4,6a-tetrahydro-2H-cyclopenta[b]furan-2-one is 76974-80-6.

What are the molecular formula and molecular weight of (3E,3aR,6aR)-3-[[[(2R)-2,5-Dihydro-4-methyl-5-oxo-2-furanyl]oxy]methylene]-3,3a,4,6a-tetrahydro-2H-cyclopenta[b]furan-2-one?

(3E,3aR,6aR)-3-[[[(2R)-2,5-Dihydro-4-methyl-5-oxo-2-furanyl]oxy]methylene]-3,3a,4,6a-tetrahydro-2H-cyclopenta[b]furan-2-one has molecular formula C13H12O5 and molecular weight 248.23 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. "(3E,3aR,6aR)-3-[[[(2R)-2,5-Dihydro-4-methyl-5-oxo-2-furanyl]oxy]methylene]-3,3a,4,6a-tetrahydro-2H-cyclopenta[b]furan-2-one (CAS 76974-80-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1794969-5 (accessed 2026-10-25).

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