Description

Thiobenzoic Acid Ethyl Ester is a versatile sulfur-containing ester that serves as a key building block in organic synthesis. Its unique thioester functional group makes it a valuable reagent for introducing the thiobenzoyl moiety and for various coupling and cyclization reactions. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those containing sulfur heterocycles or thioamide functionalities.
• Agrochemical Synthesis: Serves as a precursor in the manufacture of certain herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Acts as a monomer or modifying agent in the production of specialty polymers and advanced materials with tailored properties.
• Organic Synthesis Reagent: Employed in acylation reactions, as a thioacyl transfer agent, and in the preparation of heterocyclic compounds.
• Flavor & Fragrance Industry: Potential use in the synthesis of sulfur-containing aroma chemicals, though typically at high purity grades.
• Chemical Research: A valuable tool in academic and industrial R&D for methodology development and exploring new reaction pathways.

Basic Information

Product Name	Thiobenzoic Acid Ethyl Ester
CAS No.	936-61-8
Molecular Formula	C9H10OS
Molecular Weight	166.24 g/mol
Synonyms	Ethyl Thiobenzoate; Ethyl Benzenecarbothioate; Benzenecarbothioic Acid, Ethyl Ester; Thiobenzoic Acid Ethyl Ester; Ethyl Phenylthioate; NSC 404080; Ethyl Benzenethioate; S-Ethyl Benzenecarbothioate
EINECS	213-332-5

Quality Control

Our Thiobenzoic Acid Ethyl Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) documenting purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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 acids and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to prevent moisture absorption and minimize exposure to air.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Refractive Index (n20D)	1.555 - 1.565
Density (g/mL, 20°C)	1.090 - 1.110
Related Substances (GC/HPLC)	Total impurities ≤ 3.0%

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