Description

n-Acetyl-S-(3,4-Dimethylbenzene)-L-Cysteine is a specialized cysteine derivative, specifically an S-aryl-N-acetylcysteine conjugate. This compound is of significant interest in biochemical research and analytical chemistry, primarily serving as a reference standard or metabolite analog for studying xenobiotic metabolism and detoxification pathways. It is particularly valuable for researchers and manufacturers in the pharmaceutical, toxicology, and life science sectors who require high-purity biochemical tools for method development, validation, and metabolic profiling.

Application

• Biochemical Research Standard: Used as a high-purity reference material in studies of mercapturic acid pathway metabolism.
• Metabolite Analysis: Serves as a critical analytical standard for the detection and quantification of specific xenobiotic metabolites in biological samples via HPLC or LC-MS.
• Toxicology Studies: Employed in research to understand the biotransformation and detoxification mechanisms of aromatic compounds.
• Pharmaceutical Development: Acts as a model compound or intermediate in the research phase for developing drugs or studying drug metabolism.
• Diagnostic Kit Manufacturing: Can be utilized as a calibrated component in diagnostic assays designed to measure specific metabolic enzyme activities or exposure biomarkers.

Basic Information

Product Name	n-Acetyl-S-(3,4-Dimethylbenzene)-L-Cysteine
CAS No.	581076-72-4
Molecular Formula	C13H17NO3S
Molecular Weight	267.34 g/mol
Synonyms	N-Acetyl-S-(3,4-dimethylphenyl)-L-cysteine; N-Acetyl-3,4-dimethylphenylcysteine; S-(3,4-Dimethylphenyl)-N-acetylcysteine; 3,4-Dimethylphenylmercapturic Acid; Acetylcysteine S-(3,4-dimethylphenyl) ester; L-Cysteine, N-acetyl-S-(3,4-dimethylphenyl)-; A metabolite analog of 3,4-dimethylbenzene
EINECS	Contact for details

Quality Control

Our n-Acetyl-S-(3,4-Dimethylbenzene)-L-Cysteine is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods (IR, NMR) and purity assessment by HPLC. We ensure compliance with relevant standards for research chemicals. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting purity, assay, and related substance profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Water Content (KF)	≤ 2.0%
Specific Rotation	Contact for details

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