Rhapontin
土大黄苷
Also known as: Rhaponticin, Ponticin, Rhaponiticin, trans-Rhapontin, 4'-Methoxy-3,3',5-stilbenetriol 3-glucoside, 3-Hydroxy-5-[(E)-2-(3-hydroxy-4-methoxyphenyl)vinyl]phenyl β-D-glucopyranoside, (2S,3R,4S,5S,6R)-2-[3-hydroxy-5-[(E)-2-(3-hydroxy-4-methoxyphenyl)ethenyl]phenoxy]-6-(hydroxymethyl)oxane-3,4,5-triol
Rhapontin (CAS 155-58-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H24O9 and a molecular weight of 420.410 g/mol. It is also known as Rhaponticin, Ponticin and Rhaponiticin. Key properties include a melting point of 236-240ºC, a boiling point of 749.3±60.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 406.9±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 155-58-8
- Jingsj CID
- J-9906-4
- Molecular Formula
- C21H24O9
- Chinese Name
- 土大黄苷
- Molecular Weight
- 420.410 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 236-240ºC |
|---|---|
| Boiling Point | 749.3±60.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 406.9±32.9 °C |
Frequently Asked Questions
What is the CAS number of Rhapontin?
The CAS number of Rhapontin is 155-58-8.
What are the molecular formula and molecular weight of Rhapontin?
Rhapontin has molecular formula C21H24O9 and molecular weight 420.410 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Rhapontin (CAS 155-58-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9906-4 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.