Description

Dl-Aspartic Acid (3-13C) CAS NO 202326-56-5 is a stable isotope-labeled analog of aspartic acid, where the carbon-13 isotope is specifically incorporated at the 3-position. This compound is essential as a tracer in metabolic pathway analysis and proteomics research, providing critical insights into biochemical processes. It is primarily utilized by research institutions, pharmaceutical developers, and advanced diagnostic laboratories for applications in NMR spectroscopy, mass spectrometry, and drug metabolism studies.

Application

• Metabolic Flux Analysis: Used as a 13C-labeled tracer to study the TCA cycle, amino acid biosynthesis, and cellular energy metabolism.
• Proteomics & Protein NMR: Enables the site-specific labeling of proteins for structural determination and dynamics studies using nuclear magnetic resonance (NMR) spectroscopy.
• Drug Discovery & Development: Serves as a tool to investigate the metabolic fate of new chemical entities and to track the incorporation of amino acids in vivo.
• Clinical Research & Diagnostics: Employed in developing advanced diagnostic assays and understanding disease-related metabolic disorders.
• Biochemical Research Reagent: Acts as a high-purity standard and reagent in enzymatic studies and biochemical pathway elucidation.

Basic Information

Product Name	Dl-Aspartic Acid (3-13C)
CAS No.	202326-56-5
Molecular Formula	C413CH7NO4
Molecular Weight	134.10 g/mol (approx.)
Synonyms	DL-Aspartic-3-13C Acid; (3-13C)Aspartic Acid; (±)-Aminobutanedioic-3-13C Acid; Aspartic Acid (3-13C) Racemate; 2-Aminosuccinic-3-13C Acid; NSC 202326-56-5; DL-Aspartic Acid-3-13C; (RS)-Aspartic-3-13C Acid
EINECS	Contact for details

Quality Control

Our Dl-Aspartic Acid (3-13C) is manufactured under strict quality systems to ensure high isotopic and chemical purity suitable for sensitive research applications. Each batch is supported by a comprehensive Certificate of Analysis (COA) detailing parameters such as isotopic enrichment, chemical purity, and specific tests. We adhere to cGMP principles for traceability and consistency, ensuring reliable performance in your critical studies.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent absorption of atmospheric moisture, which can affect stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Isotopic Enrichment	≥ 99 atom % 13C
Assay (HPLC)	≥ 98.0% (chemical purity)
Specific Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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