Description

5-Chloro-2-Methoxy-Benzoic Acid Methyl Ester-13C2,D6 is a high-purity, stable isotope-labeled compound, specifically designed for use as an internal standard in quantitative mass spectrometry. This material is critical for ensuring analytical accuracy and reproducibility in complex sample matrices. It is primarily utilized by analytical chemists and researchers in pharmaceutical development, environmental testing, and forensic toxicology for precise quantification of its unlabeled counterpart.

Application

• Internal Standard for LC-MS/MS: Essential for accurate quantification of 5-chloro-2-methoxy-benzoic acid methyl ester in bioanalytical studies, including pharmacokinetics and metabolism research.
• Pharmaceutical Impurity Profiling: Used in method development and validation to track and quantify process-related impurities and degradation products in active pharmaceutical ingredients (APIs).
• Environmental Analysis: Enables precise measurement of trace levels of related compounds in environmental samples, such as water and soil, for regulatory compliance monitoring.
• Forensic and Clinical Toxicology: Supports the reliable identification and quantification of target analytes in complex biological specimens like blood, urine, or plasma.
• Metabolomics Research: Facilitates stable isotope dilution analysis for the discovery and validation of disease biomarkers.
• Method Development and Validation: Serves as a critical tool for establishing robust, sensitive, and specific analytical methods in compliance with ICH and FDA guidelines.

Basic Information

Product Name	5-Chloro-2-Methoxy-Benzoic Acid Methyl Ester-13C2,D6
CAS No.	1794737-29-3
Molecular Formula	C9H5D613C2ClO3
Molecular Weight	Contact for details
Synonyms	Methyl 5-Chloro-2-Methoxybenzoate-13C2,D6; Methyl 5-Chloro-o-Anisate-13C2,D6; 5-Chloro-2-Methoxy Methyl Benzoate-13C2,D6; 2-Methoxy-5-Chlorobenzoic Acid Methyl Ester-13C2,D6; Benzoic Acid, 5-Chloro-2-Methoxy-, Methyl Ester-13C2,D6; Isotopically Labeled Internal Standard 1794737-29-3; [13C2,D6]-Methyl 5-Chloro-2-Methoxybenzoate
EINECS	Contact for details

Quality Control

Every batch of our isotope-labeled materials is produced and tested under strict quality management systems to ensure exceptional chemical and isotopic purity. Our products undergo rigorous quality testing, including advanced spectroscopic and chromatographic methods, to ensure compliance with industry standards for internal standard applications. Certificates of Analysis (COA) detailing isotopic enrichment, chemical purity, and analytical methods (e.g., HPLC, NMR, MS) are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. This compound is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (MS)	Conforms to structure
Purity (HPLC)	≥98.0% (chemical purity)
Isotopic Enrichment	≥99 atom % 13C; ≥98 atom % D
Water Content (KF)	≤0.5%
Residual Solvents (GC)	Complies with ICH limits

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