Description

1-Bromo-3-Isobutylbenzene is a high-purity, halogenated aromatic building block of significant importance in advanced organic synthesis. Its molecular structure, featuring both a bromine substituent and an isobutyl side chain, makes it a versatile intermediate for constructing complex molecules. This compound is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) disorders and anti-inflammatory agents.
• Agrochemical Synthesis: Serves as a foundational building block for creating advanced herbicides, fungicides, and plant growth regulators with tailored properties.
• Liquid Crystal & OLED Material Research: Used in the development of specialized aromatic cores for electronic and photonic materials, including liquid crystal displays and organic light-emitting diodes.
• Ligand & Catalyst Development: Employed in organometallic chemistry to synthesize novel phosphine or N-heterocyclic carbene (NHC) ligands for catalytic applications.
• Polymer Modification: Acts as a functional monomer or cross-linking agent for introducing aromatic and bromine functionalities into polymer backbones to alter physical properties.
• Chemical Research & Development: A valuable reagent for method development in cross-coupling reactions (e.g., Suzuki, Heck, Stille) and other metal-catalyzed transformations.

Basic Information

Product Name	1-Bromo-3-Isobutylbenzene
CAS No.	139155-55-8
Molecular Formula	C10H13Br
Molecular Weight	213.12 g/mol
Synonyms	3-Isobutyl-1-bromobenzene; 1-Bromo-3-(2-methylpropyl)benzene; m-Isobutylbromobenzene; (3-Bromophenyl)-2-methylpropane; 3-Bromoisobutylbenzene; Benzene, 1-bromo-3-(2-methylpropyl)-; 139155-55-8
EINECS	Contact for details

Quality Control

Our 1-Bromo-3-Isobutylbenzene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to verify identity and purity. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support compliance with global regulatory frameworks, and custom purity grades (e.g., >98%, >99%) are available to meet specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.530 - 1.540
Density (20°C)	1.25 - 1.35 g/mL

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