Description

Ovothiol A is a naturally occurring, sulfur-containing antioxidant compound with the unique chemical name 5-S-L-cysteinyl-L-histidine. This potent biological thiol is valued for its exceptional ability to neutralize reactive oxygen species (ROS) and protect cellular components from oxidative damage. It is a critical research material for scientists in the fields of biochemistry, nutraceuticals, and advanced cosmetic formulations, where its antioxidant and anti-aging properties are of significant interest. The compound is supplied under the CAS registry number 108418-13-9.

Application

• Biochemical Research: Used as a reference standard and active agent in studies of oxidative stress, redox biology, and cellular defense mechanisms.
• Nutraceutical Development: Investigated as a potential active ingredient in dietary supplements targeting antioxidant support and metabolic health.
• Cosmetic & Skincare Formulations: Incorporated into high-end serums and creams for its potential to protect skin from environmental stressors and support a youthful appearance.
• Pharmaceutical Research: Explored in preclinical studies for therapeutic applications related to inflammation and age-related diseases.
• Food Science: Studied for its potential as a natural preservative to enhance the oxidative stability of food products.

Basic Information

Product Name	Ovothiol A
CAS No.	108418-13-9
Molecular Formula	C9H15N4O3S2
Molecular Weight	291.37 g/mol
Synonyms	5-S-L-Cysteinyl-L-histidine; 5-(S-Cysteinyl)histidine; 5-[(2-Amino-2-carboxyethyl)thio]-L-histidine; L-Histidine, 5-[(2-amino-2-carboxyethyl)thio]-; Ovothiol; Ovothiol A disulfide; 5-(2-Amino-2-carboxyethylsulfanyl)-1H-imidazole-4-carboxylic acid
EINECS	Contact for details

Quality Control

Our Ovothiol A is produced under strict quality management protocols. Each batch is subjected to comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring traceability and compliance with your research or development specifications.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at -20°C under an inert atmosphere such as argon or nitrogen, as the compound is easily oxidized. Allow the container to reach room temperature in a desiccator before opening to minimize moisture uptake.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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