Cyclopiazonic acid
环匹阿尼酸
Also known as: CPA, α-Cyclopiazonic acid, Cyclopiazonic acid from Penicillium cyclopium, Cyclopiazonic acid (CPA), NSC 117181, MFCD00167445
Cyclopiazonic acid (CAS 18172-33-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H20N2O3 and a molecular weight of 1027.948 g/mol. It is also known as CPA, α-Cyclopiazonic acid and Cyclopiazonic acid from Penicillium cyclopium. Key properties include a melting point of 245-246ºC, a boiling point of 598.6ºC at 760mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 315.8ºC. It is classified under GHS with signal word Danger and hazard statements H300. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 18172-33-3
- Jingsj CID
- J-49771-8
- Molecular Formula
- C20H20N2O3
- Chinese Name
- 环匹阿尼酸
- Molecular Weight
- 1027.948 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 245-246ºC |
|---|---|
| Boiling Point | 598.6ºC at 760mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 315.8ºC |
| Exact Mass | 1027.329224 |
| PSA | 73.40000 |
| LogP | 2.96 |
| Refractive Index | 1.626 |
| Storage Conditions | -20°C |
GHS Safety & Compliance
- H300
Activity & Biological Data
| Additional Information | [1]. Chalivendra SC, et al. Cyclopiazonic Acid Is a Pathogenicity Factor for Aspergillus flavus and a Promising Target for Screening Germplasm for Ear Rot Resistance. Mol Plant Microbe Interact. 2017 May;30(5):361-373. |
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Frequently Asked Questions
What is the CAS number of Cyclopiazonic acid?
The CAS number of Cyclopiazonic acid is 18172-33-3.
What are the molecular formula and molecular weight of Cyclopiazonic acid?
Cyclopiazonic acid has molecular formula C20H20N2O3 and molecular weight 1027.948 g/mol.
Is Cyclopiazonic acid hazardous?
Cyclopiazonic acid has GHS signal word Danger and hazard statements H300.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cyclopiazonic acid (CAS 18172-33-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49771-8 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.