(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-11,12-dihydroxy-4a,8,13,13-tetramethyl-4,6,9-tris[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one

(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-11,12-dihydroxy-4a,8,13,13-tetramethyl-4,6,9-tris[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one (CAS 204580-30-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C40H74O9Si3 and a molecular weight of 783.3 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
204580-30-3
Jingsj CID
J-929684-8
Molecular Formula
C40H74O9Si3
Molecular Weight
783.3 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-11,12-dihydroxy-4a,8,13,13-tetramethyl-4,6,9-tris[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one?

The CAS number of (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-11,12-dihydroxy-4a,8,13,13-tetramethyl-4,6,9-tris[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one is 204580-30-3.

What are the molecular formula and molecular weight of (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-11,12-dihydroxy-4a,8,13,13-tetramethyl-4,6,9-tris[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one?

(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-11,12-dihydroxy-4a,8,13,13-tetramethyl-4,6,9-tris[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one has molecular formula C40H74O9Si3 and molecular weight 783.3 g/mol.

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

Last updated:

How to cite: Jingsj. "(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-11,12-dihydroxy-4a,8,13,13-tetramethyl-4,6,9-tris[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one (CAS 204580-30-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-929684-8 (accessed 2026-10-23).

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