Description

S-Phenyl Thioisobutyrate is a specialized organosulfur compound with the CAS registry number 58443-71-3. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its unique thioester functionality. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a thioester moiety.
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and fungicides.
• Polymer Chemistry: Acts as a monomer or chain transfer agent in the development of specialty polymers and materials with specific properties.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new synthetic pathways and creating complex molecular architectures.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific sulfur-containing aroma compounds.
• Ligand & Catalyst Development: Used in the preparation of novel ligands for catalytic systems in asymmetric synthesis.

Basic Information

Product Name	S-Phenyl Thioisobutyrate
CAS No.	58443-71-3
Molecular Formula	C10H12OS
Molecular Weight	180.27 g/mol
Synonyms	Phenyl 2-Methylpropanethioate; Thioisobutyric Acid S-Phenyl Ester; 2-Methylpropanethioic Acid S-Phenyl Ester; S-Phenyl 2-Methylpropanethioate; Isobutyric Acid Thioanhydride with Thiophenol; Phenyl Isobutyl Thioate
EINECS	Contact for details

Quality Control

Our S-Phenyl Thioisobutyrate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with 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, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

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

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