Description

L-Asparagine-Amine-15N Monohydrate is a stable isotope-labeled derivative of the amino acid L-asparagine, where the amine group is enriched with nitrogen-15. This compound is essential for advanced research and analytical applications requiring precise isotopic tracing. It is primarily utilized by scientists and manufacturers in the pharmaceutical, biotechnology, and life science sectors for metabolic studies, protein NMR spectroscopy, and as a critical reagent in the synthesis of isotopically labeled peptides and biochemicals.

Application

• Nuclear Magnetic Resonance (NMR) Spectroscopy: As a 15N-labeled standard for protein structure determination and dynamics studies.
• Metabolic Pathway Research: For tracing nitrogen assimilation and amino acid metabolism in biological systems using mass spectrometry.
• Isotope-Labeled Reagent Synthesis: As a building block for the production of more complex 15N-labeled compounds, peptides, and active pharmaceutical ingredients (APIs).
• Biochemical Assay Development: Used in internal standards for quantitative bioanalytical methods like LC-MS/MS to ensure accuracy.
• Nutritional and Biomedical Research: Investigating amino acid transport and utilization in cell culture and animal models.

Basic Information

Product Name	L-Asparagine-Amine-15N Monohydrate
CAS No.	204451-47-8
Molecular Formula	C4H815N2O3 • H2O
Molecular Weight	151.12 g/mol (for 15N labeled form)
Synonyms	(2S)-2-Amino-3-carbamoylpropanoic acid-15N monohydrate; L-Asparagine-15N (amide) monohydrate; L-2-Aminosuccinamic acid-4-15N monohydrate; Asn-15N; (S)-2-Amino-3-carbamoylpropionic acid-15N monohydrate; Asparagine (amide-15N) monohydrate; Isotope-labeled L-asparagine
EINECS	Contact for details

Quality Control

Our L-Asparagine-Amine-15N Monohydrate 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 for identity and impurities. We adhere to relevant industry standards for fine chemicals and can provide material tailored to specific project requirements.

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 material is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and purity. For long-term storage, consider conditions under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Isotopic Enrichment (15N)	≥ 98 atom %
Specific Rotation	+31.0° to +35.0° (c=2 in H2O)
Water Content (KF)	≤ 10.0%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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