Semilicoisoflavone B
半甘草异黄酮 B
Also known as: 5,7-dihydroxy-3-(8-hydroxy-2,2-dimethyl-2H-chromen-6-yl)-4H-chromen-4-one, 4H-1-Benzopyran-4-one, 5,7-dihydroxy-3-(8-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-yl)-, PSX005
Semilicoisoflavone B (CAS 129280-33-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C20H16O6 and a molecular weight of 352.337 g/mol. It is also known as 5,7-dihydroxy-3-(8-hydroxy-2,2-dimethyl-2H-chromen-6-yl)-4H-chromen-4-one, 4H-1-Benzopyran-4-one, 5,7-dihydroxy-3-(8-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-yl)- and PSX005. Key properties include a boiling point of 615.5±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 225.5±25.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 129280-33-7
- Jingsj CID
- J-1986785-4
- Molecular Formula
- C20H16O6
- Chinese Name
- 半甘草异黄酮 B
- Molecular Weight
- 352.337 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 615.5±55.0 °C at 760 mmHg |
|---|---|
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 225.5±25.0 °C |
Frequently Asked Questions
What is the CAS number of Semilicoisoflavone B?
The CAS number of Semilicoisoflavone B is 129280-33-7.
What are the molecular formula and molecular weight of Semilicoisoflavone B?
Semilicoisoflavone B has molecular formula C20H16O6 and molecular weight 352.337 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Semilicoisoflavone B (CAS 129280-33-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1986785-4 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.