Ochratoxin B

赭曲霉毒素B

Also known as: Ochratoxin B solution, Ochratoxin B(OTB), (-)-N-[[(R)-3,4-Dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-yl]carbonyl]-L-phenylalanine, N-[[(3R)-3,4-Dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-yl]carbonyl]-L-phenylalanine, N-{[(3R)-8-hydroxy-3-methyl-1-oxo-3,4-dihydro-1H-isochromen-7-yl]carbonyl}-L-phenylalanine, L-Phenylalanine, N-[[(3R)-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-yl]carbonyl]-

Ochratoxin B (CAS 4825-86-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H19NO6 and a molecular weight of 369.368 g/mol. It is also known as Ochratoxin B solution, Ochratoxin B(OTB) and (-)-N-[[(R)-3,4-Dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-yl]carbonyl]-L-phenylalanine. Key properties include a melting point of 221ºC, a boiling point of 632.4±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 336.2±31.5 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4825-86-9
Jingsj CID
J-1971430-5
Molecular Formula
C20H19NO6
Chinese Name
赭曲霉毒素B
Molecular Weight
369.368 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point221ºC
Boiling Point632.4±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point336.2±31.5 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Ochratoxin B?

The CAS number of Ochratoxin B is 4825-86-9.

What are the molecular formula and molecular weight of Ochratoxin B?

Ochratoxin B has molecular formula C20H19NO6 and molecular weight 369.368 g/mol.

Is Ochratoxin B hazardous?

Ochratoxin B has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Ochratoxin B (CAS 4825-86-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1971430-5 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.