Rhodojaponin III

闹羊花毒素III

Also known as: (2β,3β,6β,14R)-2,3-Epoxygrayanotoxane-5,6,10,14,16-pentol, Grayanotoxane-5,6,10,14,16-pentol, 2,3-epoxy-, (2β,3β,6β,14R)-, (1aS,1bS,2R,2aR,5R,6R,7aS,9R,9aR,10aR,11R)-2,6,10,10-tetramethyldodecahydro-5,7a-methanocyclohepta[6,7]azuleno[1,2-b]oxirene-2,6,9,9a,11(1aH)-pentaol, Rhodojaponin-III, III

Rhodojaponin III (CAS 26342-66-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H32O6 and a molecular weight of 368.465 g/mol. It is also known as (2β,3β,6β,14R)-2,3-Epoxygrayanotoxane-5,6,10,14,16-pentol, Grayanotoxane-5,6,10,14,16-pentol, 2,3-epoxy-, (2β,3β,6β,14R)- and (1aS,1bS,2R,2aR,5R,6R,7aS,9R,9aR,10aR,11R)-2,6,10,10-tetramethyldodecahydro-5,7a-methanocyclohepta[6,7]azuleno[1,2-b]oxirene-2,6,9,9a,11(1aH)-pentaol. Key properties include a melting point of 285-287 °C, a boiling point of 557.3±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 290.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26342-66-5
Jingsj CID
J-1971155-9
Molecular Formula
C20H32O6
Chinese Name
闹羊花毒素III
Molecular Weight
368.465 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point285-287 °C
Boiling Point557.3±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point290.9±30.1 °C
Exact Mass368.219879
PSA113.68000
LogP1.09
Vapor Pressure0.0±3.4 mmHg at 25°C
Refractive Index1.632

Activity & Biological Data

Additional Information[1]. Zhou J, et al. Anti-inflammatory Grayanane Diterpenoids from the Leaves of Rhododendron molle . J Nat Prod. 2018 Jan 26;81(1):151-161.

Frequently Asked Questions

What is the CAS number of Rhodojaponin III?

The CAS number of Rhodojaponin III is 26342-66-5.

What are the molecular formula and molecular weight of Rhodojaponin III?

Rhodojaponin III has molecular formula C20H32O6 and molecular weight 368.465 g/mol.

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

Last updated:

How to cite: Jingsj. "Rhodojaponin III (CAS 26342-66-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1971155-9 (accessed 2026-10-28).

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