Description

Thioacetic Acid S-(4-Cyano-Benzyl) Ester is a specialized sulfur-containing organic building block with a reactive thioester and a cyano functional group. This unique bifunctional structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical and agrochemical R&D teams for constructing novel active ingredients and by fine chemical manufacturers for custom synthesis projects.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting cysteine protease inhibitors or other sulfur-containing pharmacophores.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the cyano and thioester groups can be leveraged for further chemical modifications.
• Fine Chemical Production: Serves as a versatile precursor in custom and contract synthesis for producing high-value, specialized chemicals.
• Bioconjugation & Probe Development: Potential use in biochemical research for modifying peptides, proteins, or creating molecular probes due to its reactive thioester group.
• Material Science Research: Intermediate in the development of advanced polymers or functional materials requiring specific sulfur or nitrile functionalities.

Basic Information

Product Name	Thioacetic Acid S-(4-Cyano-Benzyl) Ester
CAS No.	643750-00-9
Molecular Formula	C10H9NOS
Molecular Weight	191.25 g/mol
Synonyms	S-(4-Cyanobenzyl) thioacetate; 4-(Acetylthiomethyl)benzonitrile; (4-Cyanobenzyl) thioacetate; Acetic acid, thio-, S-(4-cyanobenzyl) ester; p-Cyanobenzyl thioacetate; 4-Cyanobenzyl mercaptoacetate; Acetyl (4-cyanobenzyl) sulfide
EINECS	Contact for details

Quality Control

Our Thioacetic Acid S-(4-Cyano-Benzyl) Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with every shipment, confirming compliance with customer specifications and relevant research-grade standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials. This material is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Research Grade)
Water Content (KF)	≤ 0.5%

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