(3R,3aR,5aR,5bR,7aR,9S,11aS,13aS,13bR)-9-methoxy-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-2,3,4,5,5b,6,7,7a,9,10,11,13b-dodecahydro-1H-cyclopenta[a]chrysen-13-one

Also known as: 12-Oxoarundoin, 3β-Methoxy-D:C-friedo-B':A'-neogammacer-9(11)-en-12-one, D:C-Friedo-B':A'-neogammacer-9(11)-en-12-one, 3β-methoxy- (7CI,8CI)

(3R,3aR,5aR,5bR,7aR,9S,11aS,13aS,13bR)-9-methoxy-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-2,3,4,5,5b,6,7,7a,9,10,11,13b-dodecahydro-1H-cyclopenta[a]chrysen-13-one (CAS 4555-59-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C31H50O2 and a molecular weight of 454.7 g/mol. It is also known as 12-Oxoarundoin, 3β-Methoxy-D:C-friedo-B':A'-neogammacer-9(11)-en-12-one and D:C-Friedo-B':A'-neogammacer-9(11)-en-12-one, 3β-methoxy- (7CI,8CI). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4555-59-3
Jingsj CID
J-1808433-7
Molecular Formula
C31H50O2
Molecular Weight
454.7 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of (3R,3aR,5aR,5bR,7aR,9S,11aS,13aS,13bR)-9-methoxy-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-2,3,4,5,5b,6,7,7a,9,10,11,13b-dodecahydro-1H-cyclopenta[a]chrysen-13-one?

The CAS number of (3R,3aR,5aR,5bR,7aR,9S,11aS,13aS,13bR)-9-methoxy-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-2,3,4,5,5b,6,7,7a,9,10,11,13b-dodecahydro-1H-cyclopenta[a]chrysen-13-one is 4555-59-3.

What are the molecular formula and molecular weight of (3R,3aR,5aR,5bR,7aR,9S,11aS,13aS,13bR)-9-methoxy-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-2,3,4,5,5b,6,7,7a,9,10,11,13b-dodecahydro-1H-cyclopenta[a]chrysen-13-one?

(3R,3aR,5aR,5bR,7aR,9S,11aS,13aS,13bR)-9-methoxy-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-2,3,4,5,5b,6,7,7a,9,10,11,13b-dodecahydro-1H-cyclopenta[a]chrysen-13-one has molecular formula C31H50O2 and molecular weight 454.7 g/mol.

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

Last updated:

How to cite: Jingsj. "(3R,3aR,5aR,5bR,7aR,9S,11aS,13aS,13bR)-9-methoxy-3a,5a,8,8,11a,13a-hexamethyl-3-propan-2-yl-2,3,4,5,5b,6,7,7a,9,10,11,13b-dodecahydro-1H-cyclopenta[a]chrysen-13-one (CAS 4555-59-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1808433-7 (accessed 2026-10-24).

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