Description

Valyl-Ochratoxin A is a modified peptide derivative of the mycotoxin Ochratoxin A, where a valine moiety is attached. This compound is of significant interest in biochemical and toxicological research for studying the metabolism, toxicity, and detection of ochratoxins. It serves as a critical analytical standard and reference material for laboratories focused on food safety, environmental monitoring, and mycotoxin research, ensuring accurate quantification and method validation.

Application

• Analytical Reference Standard: Primary use as a high-purity calibrant for the quantitative analysis of ochratoxin A and its metabolites via HPLC, LC-MS/MS, and ELISA techniques.
• Metabolism Studies: Key reagent in research investigating the biotransformation, pharmacokinetics, and metabolic pathways of ochratoxins in biological systems.
• Toxicological Research: Used in in vitro and in vivo studies to assess the comparative toxicity, mechanism of action, and cellular effects of ochratoxin derivatives.
• Method Development & Validation: Essential for developing, optimizing, and validating new analytical methods for mycotoxin detection in complex matrices like grains, coffee, wine, and animal feed.
• Quality Control & Assurance: Employed in quality control laboratories to verify the accuracy and precision of ochratoxin testing kits and laboratory procedures.
• Biomarker Research: Potential use in studies aiming to identify and quantify specific ochratoxin adducts or metabolites as biomarkers of exposure in humans and animals.

Basic Information

Product Name	Valyl-Ochratoxin A
CAS No.	56222-78-7
Molecular Formula	C27H30ClNO8
Molecular Weight	532.0 g/mol (approx.)
Synonyms	L-Valyl-Ochratoxin A; N-(L-Valyl)-ochratoxin A; Ochratoxin A valine derivative; OTA-Val; Val-OTA; (2S)-2-[[(2R)-5-Chloro-8-hydroxy-3-methyl-1-oxo-3,4-dihydro-1H-isochromene-7-carbonyl]amino]-3-methyl-N-[(3R)-5-chloro-8-hydroxy-3-methyl-1-oxo-3,4-dihydro-1H-isochromene-7-carbonyl]butanamide
EINECS	Contact for details

Quality Control

Our Valyl-Ochratoxin A is produced and handled under strict quality-controlled conditions suitable for research and analytical applications. Each batch undergoes rigorous purity analysis to ensure identity, potency, and consistency. A comprehensive Certificate of Analysis (COA) detailing batch-specific results from HPLC, NMR, and MS is provided to guarantee it meets the high standards required for reliable scientific data.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry, moisture-free environment. For long-term storage, consider under an inert atmosphere. Allow the sealed container to reach room temperature before opening to minimize moisture condensation.

Specification

Item	Specification
Appearance	Off-white to light tan powder
Identification (HPLC)	Conforms to reference standard
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 95%
Water Content (KF)	≤ 2.0%
Solubility	Soluble in DMSO, methanol; slightly soluble in water

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.