Cucurbitacin IIb
雪胆素乙
Also known as: Cucurbitacin Ⅱb, 23,24-Dihydrocucurbitacin F, Dihydrocucurbitacin F, (10α)-2β,3α,16α,20,25-Pentahydroxy-9β-methyl-19-norlanost-5-ene-11,22-dione, Hemslecin B, 25-deacetyl hemslecin A
Cucurbitacin IIb (CAS 50298-90-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C30H48O7 and a molecular weight of 520.698 g/mol. It is also known as Cucurbitacin Ⅱb, 23,24-Dihydrocucurbitacin F and Dihydrocucurbitacin F. Key properties include a melting point of 158-159ºC, a boiling point of 668.4±55.0 °C at 760 mmHg, a density of 1.22±0.1 g/cm3 and a flash point of 372.0±28.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 50298-90-3
- Jingsj CID
- J-1977721-4
- Molecular Formula
- C30H48O7
- Chinese Name
- 雪胆素乙
- Molecular Weight
- 520.698 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 158-159ºC |
|---|---|
| Boiling Point | 668.4±55.0 °C at 760 mmHg |
| Density | 1.22±0.1 g/cm3 |
| Flash Point | 372.0±28.0 °C |
Frequently Asked Questions
What is the CAS number of Cucurbitacin IIb?
The CAS number of Cucurbitacin IIb is 50298-90-3.
What are the molecular formula and molecular weight of Cucurbitacin IIb?
Cucurbitacin IIb has molecular formula C30H48O7 and molecular weight 520.698 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cucurbitacin IIb (CAS 50298-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1977721-4 (accessed 2026-10-26).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.