3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide

Also known as: 3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide, (5α,13α,17α,20S)-4,4,14-Trimethyl-3-oxocard-7-enolide, (5α,13α,20S)-4,4,14-Trimethyl-3-oxocard-7-enolide, Card-7-enolide, 4,4,14-trimethyl-3-oxo-, (5α,13α,17α,20S)-, Card-7-enolide, 4,4,14-trimethyl-3-oxo-, (5α,13α,20S)-

3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide (CAS 828935-47-3) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C26H38O3 and a molecular weight of 398.578 g/mol. Key properties include a boiling point of 523.8±50.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 224.3±30.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 828935-47-3
Jingsj CID: J-1971189-6
Molecular Formula: C₂₆H₃₈O₃
Molecular Weight: 398.578 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	523.8±50.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	224.3±30.2 °C
Exact Mass	398.282104
PSA	43.37000
LogP	5.40
Vapor Pressure	0.0±1.4 mmHg at 25°C
Refractive Index	1.549

Activity & Biological Data

Additional Information	[1]. Huang HL, et al. Tirucallane-type triterpenoids from Dysoxylum lenticellatum. J Nat Prod. 2011 Oct 28;74(10):2235-42.

Frequently Asked Questions

What is the CAS number of 3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide?

The CAS number of 3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide is 828935-47-3.

What are the molecular formula and molecular weight of 3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide?

3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide has molecular formula C26H38O3 and molecular weight 398.578 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-Oxo-24,25,26,27-tetranortirucall-7-en-23,21-olide (CAS 828935-47-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1971189-6 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.