Description

Leucine Thiobenzyl Ester is a specialized amino acid derivative and a key chiral building block in organic synthesis. This compound is particularly valued for its role in peptide synthesis and as a precursor in the development of pharmaceuticals and bioactive molecules. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical industries who require high-purity intermediates for complex synthetic pathways.

Application

• Peptide Synthesis: Serves as a crucial protected amino acid building block for the solid-phase and solution-phase synthesis of complex peptides and peptidomimetics.
• Pharmaceutical Intermediates: Used in the research and production of active pharmaceutical ingredients (APIs), especially those targeting metabolic and neurological pathways.
• Protease Inhibitor Development: Acts as a key scaffold or precursor in the design and synthesis of protease enzyme inhibitors for therapeutic applications.
• Bioconjugation Chemistry: Employed in the modification of proteins and other biomolecules for drug delivery systems and diagnostic agents.
• Chemical Biology Research: Utilized as a tool compound in studying enzyme mechanisms and protein-protein interactions.
• Fine Chemical Synthesis: A versatile intermediate for creating custom chiral compounds and specialty chemicals for advanced material science.

Basic Information

Product Name	Leucine Thiobenzyl Ester
CAS No.	108490-54-6
Molecular Formula	C13H19NO2S
Molecular Weight	253.36 g/mol
Synonyms	L-Leucine, S-(phenylmethyl) thioester; (S)-2-Amino-4-methylpentanoic Acid S-Benzyl Thioester; S-Benzyl L-Leucinethioate; Leucine S-Benzyl Thioester; Benzyl L-Leucinate Thioester; 108490-54-6; L-Leucine thiobenzyl ester
EINECS	Contact for details

Quality Control

Our Leucine Thiobenzyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral integrity, to ensure it meets the high standards required for pharmaceutical research and synthesis. Certificates of Analysis (COA) with detailed specifications are available for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

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%

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