Description

(4-Bromo-2-Methyl-Phenylsulfanyl)-Acetic Acid is a specialized organosulfur compound featuring a brominated methylphenylthioacetic acid structure, making it a valuable synthon in advanced organic synthesis. This compound is particularly significant for its role as a key intermediate in the development of pharmaceuticals and agrochemicals, where its unique bromine and sulfur functionalities enable precise molecular modifications. It is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to build complex sulfur-containing molecules.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a brominated arylthioacetic acid moiety.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, leveraging its reactive sites for structural diversification.
• Ligand and Catalyst Development: Acts as a precursor for creating specialized ligands in transition metal catalysis and organocatalysis due to the sulfur donor atom.
• Material Science Research: Employed in the development of novel polymers or functional materials where the introduction of sulfur and bromine can alter physical and chemical properties.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and enzyme interactions.
• Custom Synthesis and Contract Manufacturing: A key starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	(4-Bromo-2-Methyl-Phenylsulfanyl)-Acetic Acid
CAS No.	42943-68-0
Molecular Formula	C9H9BrO2S
Molecular Weight	261.14 g/mol
Synonyms	2-[(4-Bromo-2-methylphenyl)thio]acetic acid; (4-Bromo-o-tolylthio)acetic acid; Acetic acid, 2-[(4-bromo-2-methylphenyl)thio]-; 4-Bromo-2-methylphenylthioacetic acid; 2-(4-Bromo-2-methylphenylsulfanyl)acetic acid; [(4-Bromo-2-methylphenyl)sulfanyl]acetic acid; 42943-68-0 (CAS)
EINECS	Contact for details

Quality Control

Our (4-Bromo-2-Methyl-Phenylsulfanyl)-Acetic Acid is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment ensures the material meets the high standards required for research and commercial synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

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