Description

Butanoic Acid, 2-Amino-, Butyl Ester, (2S)- (9Ci) is a chiral, non-proteinogenic amino acid derivative of significant interest in advanced organic synthesis. This compound matters as a versatile building block for constructing complex molecules with precise stereochemistry, which is critical for developing pharmaceuticals and bioactive compounds. It is primarily needed by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and specialty chemical sectors for applications in asymmetric synthesis and medicinal chemistry.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting neurological and metabolic disorders.
• Agrochemical Research: Used in developing novel, enantiomerically pure pesticides and herbicides with improved efficacy and environmental profiles.
• Peptidomimetics & Bioactive Molecule Design: Serves as a constrained amino acid analog for creating peptide mimics and other bioactive compounds with enhanced stability and selectivity.
• Asymmetric Catalysis Ligand Precursor: Acts as a starting material for synthesizing chiral ligands and catalysts used in enantioselective transformations.
• Chemical Biology Probes: Utilized in the development of molecular probes for studying enzyme mechanisms and protein-protein interactions.
• Specialty Polymer Modification: Incorporated into polymers to impart specific chiral or functional properties for advanced material science applications.

Basic Information

Product Name	Butanoic Acid, 2-Amino-, Butyl Ester, (2S)- (9Ci)
CAS No.	765897-85-6
Molecular Formula	C8H17NO2
Molecular Weight	159.23 g/mol
Synonyms	(S)-2-Aminobutanoic Acid Butyl Ester; L-2-Aminobutanoic Acid Butyl Ester; Butyl (S)-2-Aminobutanoate; Butyl L-2-Aminobutanoate; (S)-Butyl 2-Aminobutanoate; Butanoic Acid, 2-Amino-, Butyl Ester, (S)-; Butyl (2S)-2-Aminobutanoate; 2-Aminobutanoic Acid Butyl Ester, (S)-
EINECS	Contact for details

Quality Control

Our Butanoic Acid, 2-Amino-, Butyl Ester, (2S)- (9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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