Description

(S)-4-Benzyl-1,3-Thiazolidine-2-One is a high-purity chiral building block and pharmaceutical intermediate of significant commercial importance. This compound is valued for its role in the synthesis of complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily needed by research institutions, pharmaceutical manufacturers, and fine chemical producers engaged in asymmetric synthesis and drug discovery programs.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the synthesis of novel drug candidates, particularly in therapeutic areas requiring stereochemical purity.
• Asymmetric Synthesis: Used as a building block for constructing complex molecules with defined stereochemistry in organic and medicinal chemistry.
• Research & Development: Serves as a standard or starting material in academic and industrial R&D for method development and biological activity studies.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals, agrochemicals, and advanced materials.
• Catalyst and Ligand Preparation: Can be utilized in the development of chiral catalysts or ligands for enantioselective transformations.

Basic Information

Product Name	(S)-4-Benzyl-1,3-Thiazolidine-2-One
CAS No.	219821-18-8
Molecular Formula	C10H11NOS
Molecular Weight	193.26 g/mol
Synonyms	(S)-4-Benzyl-2-thiazolidinone; (S)-4-Benzylthiazolidin-2-one; (4S)-4-Benzyl-1,3-thiazolidin-2-one; (S)-(-)-4-Benzyl-2-thiazolidinone; L-4-Benzyl-2-thiazolidinone; (S)-4-Benzyl-2-oxothiazolidine; 219821-18-8; (S)-4-Phenylmethyl-2-thiazolidinone
EINECS	Contact for details

Quality Control

Our (S)-4-Benzyl-1,3-Thiazolidine-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for pharmaceutical R&D and production. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

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.