Description

n-Acetyl-S-(2,2-Dichloroethenyl)-L-Cysteine-13C,D3 is a stable isotope-labeled analog of a key mercapturic acid metabolite, specifically designed for advanced analytical applications. This compound is essential for providing the highest level of accuracy and reliability in quantitative mass spectrometry, serving as an internal standard to correct for analyte loss and instrument variability. It is critically needed by researchers and quality control laboratories in the pharmaceutical, environmental toxicology, and forensic science sectors for precise biomarker quantification and metabolic pathway studies.

Application

• Internal Standard for LC-MS/MS quantification of trichloroethylene and related chlorinated solvent metabolites in biological matrices (e.g., urine, blood).
• Biomarker research and validation studies in occupational and environmental health monitoring programs.
• High-precision analytical reference material for forensic toxicology and clinical diagnostics.
• Metabolite tracking in pharmacokinetic and drug metabolism studies within pharmaceutical R&D.
• Use in method development and validation to ensure compliance with regulatory guidelines (e.g., FDA, EMA) for bioanalytical assays.
• Quality control standard in contract research organizations (CROs) and analytical testing laboratories.

Basic Information

Product Name	n-Acetyl-S-(2,2-Dichloroethenyl)-L-Cysteine-13C,D3
CAS No.	1795787-09-5
Molecular Formula	C7H813C2H3Cl2NO3S
Molecular Weight	Contact for details
Synonyms	N-Acetyl-S-(1,2-dichlorovinyl)-L-cysteine-13C,D3; N-Acetyl-S-(1,2-dichloroethenyl)-L-cysteine-13C,D3; N-Ac-S-DCVC-13C,D3; DCVC Mercapturate-13C,D3; Trichloroethylene Metabolite Standard-13C,D3; (2R)-2-Acetamido-3-[(1,2-dichloroethenyl)sulfanyl]propanoic-1-13C,3,3,3-d3 acid; Acetyl-DCVC-13C,D3
EINECS	Contact for details

Quality Control

Every batch of n-Acetyl-S-(2,2-Dichloroethenyl)-L-Cysteine-13C,D3 is manufactured and analyzed under strict quality systems. We guarantee high chemical and isotopic purity, with comprehensive characterization via NMR, HPLC, and mass spectrometry to ensure identity, potency, and isotopic enrichment. Certificates of Analysis (COA) detailing batch-specific results are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry, cool place. This material is hygroscopic (moisture-sensitive); allow the vial to equilibrate to room temperature in a desiccator before opening to prevent moisture uptake.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (NMR)	Conforms to structure
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 95%
Isotopic Enrichment	≥ 99 atom % 13C; ≥ 98 atom % D
Chemical Purity	≥ 98%
Water Content (KF)	≤ 1.0%

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