Description

1,3-Dibromo-5-(Methylthio)Benzene is a high-purity halogenated aromatic building block of significant interest in advanced organic synthesis. Its value lies in its unique substitution pattern, which provides two distinct reactive sites for sequential functionalization, making it a versatile precursor for complex molecular architectures. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of novel active pharmaceutical ingredients (APIs), particularly for candidates with complex aryl-thioether or halogenated aromatic cores.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides where the dibromo and methylthio functionalities impart specific biological activity.
• Ligand and Catalyst Development: Acts as a precursor for synthesizing specialized ligands used in transition metal catalysis, including cross-coupling reactions.
• Organic Electronic Materials: Employed in the synthesis of monomers and building blocks for organic semiconductors, OLEDs, and other functional materials due to its halogenated aromatic structure.
• Polymer Modification: Utilized to introduce aromatic bromine groups into polymer backbones or side chains for further cross-linking or functionalization.
• Chemical Research & Development: A valuable tool for methodological studies in organic synthesis, including Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions.

Basic Information

Product Name	1,3-Dibromo-5-(Methylthio)Benzene
CAS No.	141938-37-6
Molecular Formula	C7H6Br2S
Molecular Weight	281.99 g/mol
Synonyms	3,5-Dibromophenyl Methyl Sulfide; 5-(Methylthio)-1,3-dibromobenzene; 1,3-Dibromo-5-methylthiobenzene; Benzene, 1,3-dibromo-5-(methylthio)-; 3,5-Dibromo(thioanisole); m-Dibromo-m'-(methylthio)benzene
EINECS	Contact for details

Quality Control

Our 1,3-Dibromo-5-(Methylthio)Benzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque containers until use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.