Description

Benzoyl Chloride, 4-Mercapto- (9Ci) CAS NO 110922-46-8 is a specialized organosulfur compound that serves as a versatile building block in advanced chemical synthesis. Its unique structure, featuring both a reactive benzoyl chloride group and a thiol moiety, makes it a critical intermediate for introducing specific functional groups into target molecules. This compound is primarily utilized by research and development chemists and process engineers in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways where the thiol group can act as a ligand or pharmacophore.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its structure can be incorporated to modify biological activity and environmental persistence.
• Polymer Modification: Serves as a functional monomer or cross-linking agent for creating specialty polymers with enhanced properties like adhesion, thermal stability, or specific chemical reactivity.
• Ligand and Catalyst Preparation: Employed in the development of new ligands for metal catalysis and organocatalysts, leveraging the chelating ability of the thiol group.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic routes and creating complex molecular architectures.
• Surface Functionalization: Used to modify material surfaces (e.g., gold nanoparticles, polymers) by forming stable thiolate bonds, imparting new chemical functionalities.

Basic Information

Product Name	Benzoyl Chloride, 4-Mercapto- (9Ci)
CAS No.	110922-46-8
Molecular Formula	C7H5ClOS
Molecular Weight	172.63 g/mol
Synonyms	4-Mercaptobenzoyl chloride; p-Mercaptobenzoyl chloride; 4-Sulfanylbenzoyl chloride; Benzoyl chloride, 4-mercapto-; 4-Chlorocarbonylbenzenethiol; p-Thiobenzoyl chloride; (4-Mercaptophenyl)carbonyl chloride; 110922-46-8 (CAS)
EINECS	Contact for details

Quality Control

Our Benzoyl Chloride, 4-Mercapto- (9Ci) is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters including assay (by HPLC), identification (by IR and NMR), and impurity profiles. Our quality systems are designed to support cGMP and ISO standards for research and development applications, ensuring reliable performance in your critical synthetic processes.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C. Due to its hygroscopic and easily oxidized nature, the container must be kept sealed and allowed to reach ambient temperature before opening to minimize moisture ingress and oxidative degradation.

Specification

Item	Specification
Appearance	White to pale yellow crystalline solid or powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (HPLC, Area%)	≥ 97.0%
Related Substances (HPLC)	Individual impurity ≤ 1.0%
Water Content (KF)	≤ 0.5%

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