(8R,9S,13S,14S)-3-Ethynyl-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one

(8R,9S,13S,14S)-3-乙炔基-13-甲基-7,8,9,11,12,13,15,16-八氢-6H-环戊[a]菲-17(14H)-酮

(8R,9S,13S,14S)-3-Ethynyl-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one (CAS 221872-85-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C20H22O and a molecular weight of 278.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 221872-85-1
Jingsj CID: J-1102333-3
Molecular Formula: C₂₀H₂₂O
Chinese Name: (8R,9S,13S,14S)-3-乙炔基-13-甲基-7,8,9,11,12,13,15,16-八氢-6H-环戊[a]菲-17(14H)-酮
Molecular Weight: 278.4 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (8R,9S,13S,14S)-3-Ethynyl-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one?

The CAS number of (8R,9S,13S,14S)-3-Ethynyl-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one is 221872-85-1.

What are the molecular formula and molecular weight of (8R,9S,13S,14S)-3-Ethynyl-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one?

(8R,9S,13S,14S)-3-Ethynyl-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one has molecular formula C20H22O and molecular weight 278.4 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. "(8R,9S,13S,14S)-3-Ethynyl-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one (CAS 221872-85-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1102333-3 (accessed 2026-10-24).

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