Description

Dl-Alanine for biochemistry, 99+% is a high-purity, racemic mixture of the non-essential amino acid alanine, supplied under the CAS number 302-27-7. This grade is specifically refined to meet the stringent purity requirements of biochemical research and development, ensuring reliable and reproducible experimental results. It is an essential building block for life science researchers, pharmaceutical developers, and manufacturers of diagnostic reagents and cell culture media.

Application

• Biochemical Research & Development: Used as a fundamental component in enzymatic studies, metabolic pathway analysis, and protein structure-function research.
• Pharmaceutical Intermediates: Serves as a chiral precursor or building block in the synthesis of active pharmaceutical ingredients (APIs) and peptide-based drugs.
• Cell Culture & Microbiology: Incorporated into defined cell culture media and microbial fermentation broths as a source of nitrogen and carbon.
• Diagnostic Reagents: Employed in the formulation of clinical diagnostic kits and assays, particularly those involving amino acid metabolism.
• Nutritional Supplementation: Used in the research and development of specialized nutritional products and parenteral feeding solutions.
• Cosmetic & Personal Care: Acts as a skin-conditioning agent and moisturizer in the formulation of high-end cosmetic products.

Basic Information

Product Name	Dl-Alanine for biochemistry, 99+%
CAS No.	302-27-7
Molecular Formula	C3H7NO2
Molecular Weight	89.09 g/mol
Synonyms	DL-α-Alanine; (±)-Alanine; DL-2-Aminopropanoic acid; Racemic Alanine; Alanine, DL-; NSC 7604; (RS)-Alanine; 2-Aminopropionic acid
EINECS	206-126-4

Quality Control

Our Dl-Alanine for biochemistry, 99+% is manufactured under a strict quality management system. Each batch is subjected to rigorous analytical testing, including HPLC and titration methods, to ensure it meets the high-purity specifications required for sensitive biochemical applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

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

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Optical Rotation	±0.05° (c=1 in H2O)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Chloride (Cl)	≤ 200 ppm
Sulfate (SO4)	≤ 300 ppm

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