Description

D-Methionine Sodium Salt is the sodium salt derivative of the essential amino acid D-Methionine. This high-purity chiral compound is critical for applications requiring the specific stereochemistry of the D-isomer, offering distinct advantages over racemic mixtures. It is primarily utilized in advanced pharmaceutical synthesis, biochemical research, and specialized nutritional formulations where optical purity is paramount.

Application

• Pharmaceutical Intermediates: As a key chiral building block in the synthesis of active pharmaceutical ingredients (APIs), especially for metabolic and hepatic drugs.
• Biochemical Research: Used in cell culture media and as a substrate in enzymatic studies investigating methionine metabolism and transport mechanisms.
• Nutritional Science: Employed in specialized research formulations to study the specific metabolic effects and bioavailability of the D-isomer of methionine.
• Diagnostic Reagents: A component in the preparation of diagnostic kits and assays for clinical and research laboratories.
• Asymmetric Synthesis: Serves as a chiral auxiliary or precursor in stereoselective chemical synthesis for producing enantiomerically pure compounds.

Basic Information

Product Name	D-Methionine Sodium Salt
CAS No.	70961-46-5
Molecular Formula	C5H10NNaO2S
Molecular Weight	171.20 g/mol
Synonyms	(2R)-2-Amino-4-(methylsulfanyl)butanoic acid sodium salt; Sodium D-methionate; D-Methionine sodium; (R)-2-Amino-4-(methylthio)butyric acid sodium salt; D-Methionine, sodium salt; Sodium (R)-2-amino-4-(methylthio)butanoate; (R)-Methionine sodium salt
EINECS	Contact for details

Quality Control

Our D-Methionine Sodium Salt is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including chiral purity assay and impurity profile analysis, to ensure it meets the high standards required for research and pharmaceutical applications. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and purity. Use appropriate handling procedures to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0% (on anhydrous basis)
Chiral Purity (HPLC)	≥99.0% D-isomer
Water Content (KF)	≤2.0%
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.