Description

S-Isopentyl 4-Bromothiophenol is a specialized organosulfur compound featuring a bromine substituent on the aromatic thiophenol ring, which is further functionalized with an isopentyl group. This unique structure makes it a valuable building block and intermediate in advanced organic synthesis, particularly for introducing sulfur-containing motifs. It is primarily utilized by pharmaceutical research, agrochemical development, and materials science laboratories for the creation of novel molecules and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, especially those requiring thioether or aryl bromide functional groups.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides where the bromothiophenol moiety can impart specific biological activity.
• Ligand and Catalyst Development: Acts as a starting material for creating specialized ligands used in transition metal catalysis and coordination chemistry.
• Polymer and Material Science: Employed in the synthesis of monomers and additives for specialty polymers, liquid crystals, and electronic materials.
• Chemical Research: A versatile reagent for cross-coupling reactions (e.g., Suzuki, Stille) and nucleophilic aromatic substitution, enabling complex molecular architecture construction.

Basic Information

Product Name	S-Isopentyl 4-Bromothiophenol
CAS No.	76542-20-6
Molecular Formula	C11H15BrS
Molecular Weight	259.20 g/mol
Synonyms	4-Bromo-α-methylbenzenemethanethiol; 1-(4-Bromophenyl)-3-methylbutane-1-thiol; 4-Bromobenzyl Isopentyl Sulfide; (4-Bromophenyl)(3-methylbutyl)sulfane; p-Bromophenyl isopentyl sulfide; 1-Bromo-4-((3-methylbutyl)thio)benzene
EINECS	Contact for details

Quality Control

Our S-Isopentyl 4-Bromothiophenol is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting all critical quality attributes. Our quality systems are designed to meet the stringent requirements of research and development applications across global markets.

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 long-term storage temperature is 2-8°C. Allow the container to reach room temperature before opening to minimize moisture ingress. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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