Description

(S)-3-(4-Aminophenyl)-2-Methoxypr Opanoic Acid CAS NO 921195-93-9 is a chiral, non-natural amino acid derivative of significant interest in advanced organic synthesis. This compound matters as a key chiral building block for constructing complex molecules with high stereochemical purity. It is primarily needed by pharmaceutical R&D and fine chemical manufacturers for applications in drug discovery, particularly in the development of active pharmaceutical ingredients (APIs) and chiral catalysts.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of novel drug candidates, especially in central nervous system (CNS) and cardiovascular research.
• Asymmetric Synthesis: Used as a starting material or auxiliary in catalytic asymmetric reactions to introduce stereogenic centers.
• Peptidomimetics Development: Incorporated into peptide analogs to enhance metabolic stability and biological activity.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral ligands used in transition metal catalysis.
• Chemical Biology Research: Employed in the design and synthesis of molecular probes and enzyme inhibitors.
• Fine Chemical Production: Utilized in the custom synthesis of high-value, specialty chemicals for various industrial applications.

Basic Information

Product Name	(S)-3-(4-Aminophenyl)-2-Methoxypr Opanoic Acid
CAS No.	921195-93-9
Molecular Formula	C10H13NO3
Molecular Weight	195.22 g/mol
Synonyms	(S)-2-Methoxy-3-(4-aminophenyl)propanoic acid; (S)-3-(4-Aminophenyl)-2-methoxypropanoic acid; (S)-α-Methoxy-4-aminohydrocinnamic acid; (2S)-2-Methoxy-3-(4-aminophenyl)propanoic acid; L-α-Methoxy-4-aminohydrocinnamic acid; (S)-H-4-Ampa(OMe)-OH; 4-Amino-L-α-methoxyphenylalanine; A chiral β-amino acid derivative
EINECS	Contact for details

Quality Control

Our (S)-3-(4-Aminophenyl)-2-Methoxypr Opanoic Acid is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for pharmaceutical research and development. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. This product is light-sensitive and easily oxidized; prolonged exposure to air or light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
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.