Aristolochic acid B
马兜铃酸B
Also known as: Aristolochic acid II, 3,4-(Methylenedioxy)-10-nitrophenanthrene-1-carboxylic acid, 6-Nitrophenanthro[3,4-d]-1,3-dioxole-5-carboxylic acid, 6-nitronaphtho[2,1-g][1,3]benzodioxole-5-carboxylic acid
Aristolochic acid B (CAS 475-80-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H9NO6 and a molecular weight of 311.246 g/mol. It is also known as Aristolochic acid II, 3,4-(Methylenedioxy)-10-nitrophenanthrene-1-carboxylic acid and 6-Nitrophenanthro[3,4-d]-1,3-dioxole-5-carboxylic acid. Key properties include a melting point of 270-272℃, a boiling point of 592.2±50.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 311.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 475-80-9
- Jingsj CID
- J-1961630-6
- Molecular Formula
- C16H9NO6
- Chinese Name
- 马兜铃酸B
- Molecular Weight
- 311.246 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 270-272℃ |
|---|---|
| Boiling Point | 592.2±50.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 311.9±30.1 °C |
| Exact Mass | 311.042999 |
| PSA | 101.58000 |
| LogP | 3.50 |
| Vapor Pressure | 0.0±1.8 mmHg at 25°C |
| Refractive Index | 1.787 |
Activity & Biological Data
| Additional Information | [1]. Xing G, et al. Comparison of the mutagenicity of aristolochic acid I and aristolochic acid II in the gpt delta transgenic mouse kidney. Mutat Res. 2012 Mar 18;743(1-2):52-8. |
|---|
Frequently Asked Questions
What is the CAS number of Aristolochic acid B?
The CAS number of Aristolochic acid B is 475-80-9.
What are the molecular formula and molecular weight of Aristolochic acid B?
Aristolochic acid B has molecular formula C16H9NO6 and molecular weight 311.246 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Aristolochic acid B (CAS 475-80-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1961630-6 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.