Description

(S)-3-Amino-4-Methylpentanoic Acid Ethyl Ester is a high-purity chiral building block of significant importance in asymmetric synthesis. This compound matters as a key intermediate for the production of complex pharmaceutical molecules, particularly those requiring specific stereochemistry for biological activity. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for developing new active ingredients and advanced materials.

Application

• As a critical chiral synthon in the asymmetric synthesis of pharmaceutical active ingredients (APIs).
• Intermediate for the production of peptidomimetics and other bioactive compounds.
• Building block in medicinal chemistry research for structure-activity relationship (SAR) studies.
• Precursor in the synthesis of specialized amino acid derivatives and unnatural amino acids.
• Used in agrochemical research for developing novel, stereospecific pesticides and herbicides.
• Key starting material in the preparation of catalysts and ligands for asymmetric catalysis.

Basic Information

Product Name	(S)-3-Amino-4-Methylpentanoic Acid Ethyl Ester
CAS No.	142342-78-7
Molecular Formula	C8H17NO2
Molecular Weight	159.23 g/mol
Synonyms	Ethyl (S)-3-Amino-4-methylpentanoate; (S)-3-Amino-4-methylpentanoic Acid Ethyl Ester; L-3-Amino-4-methylpentanoic Acid Ethyl Ester; (S)-Ethyl 3-Amino-4-methylpentanoate; (S)-3-Amino-4-methylvaleric Acid Ethyl Ester; (S)-3-Amino-4-methylpentanoate Ethyl Ester; (S)-3-Amino-4-methylpentanoic acid ethyl ester hydrochloride (salt form); (S)-3-Amino-4-methylvalerate ethyl ester
EINECS	Contact for details

Quality Control

Our (S)-3-Amino-4-Methylpentanoic Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure compliance with exacting standards for pharmaceutical intermediates. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your regulatory and R&D needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed when not in use to prevent moisture absorption and potential degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%

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