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1H-4,9a-Ethano-2-benzoxepin-3(4H)-one, 5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-, (4R,5R,5aR,7R,9aS)-

1H-4,9a-Ethano-2-benzoxepin-3(4H)-one, 5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-, (4R,5R,5aR,7R,9aS)- (CAS 155239-79-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H26O5 and a molecular weight of 346.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
155239-79-5
Jingsj CID
J-1151771-3
Molecular Formula
C20H26O5
Molecular Weight
346.4 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1H-4,9a-Ethano-2-benzoxepin-3(4H)-one, 5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-, (4R,5R,5aR,7R,9aS)-?

The CAS number of 1H-4,9a-Ethano-2-benzoxepin-3(4H)-one, 5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-, (4R,5R,5aR,7R,9aS)- is 155239-79-5.

What are the molecular formula and molecular weight of 1H-4,9a-Ethano-2-benzoxepin-3(4H)-one, 5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-, (4R,5R,5aR,7R,9aS)-?

1H-4,9a-Ethano-2-benzoxepin-3(4H)-one, 5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-, (4R,5R,5aR,7R,9aS)- has molecular formula C20H26O5 and molecular weight 346.4 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-4,9a-Ethano-2-benzoxepin-3(4H)-one, 5-[2-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-5,5a,6,7-tetrahydro-7-hydroxy-5,9-dimethyl-, (4R,5R,5aR,7R,9aS)- (CAS 155239-79-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1151771-3 (accessed 2026-10-25).

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