Description

2-Amino-3-(3,4-Dihydroxyphenyl)Propanoic Acid is a naturally occurring amino acid derivative with a catechol functional group. This compound is valued for its role as a key biochemical intermediate and its antioxidant properties. It is essential for researchers and manufacturers in the pharmaceutical, nutraceutical, and fine chemical synthesis sectors.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of active pharmaceutical ingredients (APIs) targeting neurological and metabolic pathways.
• Biochemical Research: Serves as a precursor or standard in studies related to neurotransmitter biosynthesis, antioxidant mechanisms, and enzyme kinetics.
• Nutraceutical Formulation: Incorporated into dietary supplements for its potential antioxidant and neuroprotective benefits.
• Fine Chemical Synthesis: Acts as a building block for the production of complex organic molecules, including specialty polymers and ligands.
• Cosmetic Ingredients: Explored for use in skincare formulations due to its antioxidant activity, which may help protect against environmental stressors.

Basic Information

Product Name	2-Amino-3-(3,4-Dihydroxyphenyl)Propanoic Acid
CAS No.	587-45-1
Molecular Formula	C9H11NO4
Molecular Weight	197.19 g/mol
Synonyms	3,4-Dihydroxy-L-phenylalanine; L-DOPA; Levodopa; (-)-DOPA; 3-Hydroxy-L-tyrosine; (S)-2-Amino-3-(3,4-dihydroxyphenyl)propanoic acid; Dopaidan; Larodopa; Bendopa
EINECS	209-607-7

Quality Control

Our 2-Amino-3-(3,4-Dihydroxyphenyl)Propanoic Acid is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets high-grade standards suitable for research and industrial use. Certificates of Analysis (COA) detailing specific results are available for every shipment upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Optical Rotation	-10.5° to -12.5° (c=1 in 1N HCl)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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