Description

2-Bromo-4-(4-Methylphenyl)But-1-Ene is a specialized organic intermediate featuring a bromoalkene functional group attached to a p-tolyl moiety. This unique structure makes it a valuable building block for synthesizing more complex molecules in pharmaceutical and advanced material research. It is primarily utilized by R&D chemists and process development scientists in the fine chemical and pharmaceutical industries for constructing novel chemical entities and exploring new synthetic pathways.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential active pharmaceutical ingredients (APIs), particularly those requiring a functionalized styryl or arylbutene backbone.
• Agrochemical Research: Used in the development of novel crop protection agents and herbicides, where its halogenated structure can be leveraged for further chemical modifications.
• Material Science: Acts as a monomer or cross-linking agent in the research and development of specialty polymers and advanced organic materials.
• Liquid Crystal & OLED Development: Employed in the synthesis of organic semiconductors and liquid crystal compounds due to its conjugated system and potential for functionalization.
• Cross-Coupling Reactions: The bromine atom makes it a suitable substrate for various palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck, Sonogashira) to form carbon-carbon bonds.
• Chemical Synthesis: Functions as a versatile electrophile or building block in organic synthesis for constructing complex natural product analogs and other fine chemicals.

Basic Information

Product Name	2-Bromo-4-(4-Methylphenyl)But-1-Ene
CAS No.	731772-22-8
Molecular Formula	C11H13Br
Molecular Weight	225.13 g/mol
Synonyms	2-Bromo-4-(p-tolyl)but-1-ene; 1-Butene, 2-bromo-4-(4-methylphenyl)-; 4-(4-Methylphenyl)-2-bromobut-1-ene; 2-Bromo-4-(4-methylphenyl)-1-butene; p-Tolyl-2-bromobut-1-ene
EINECS	Contact for details

Quality Control

Our 2-Bromo-4-(4-Methylphenyl)But-1-Ene is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. We provide comprehensive analytical data, including HPLC/GC purity and identity confirmation (IR, NMR). Certificates of Analysis (COA) are available upon request for every batch to support your quality assurance and regulatory documentation needs.

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 strong acids and incompatible organic solvents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 95% (Standard Grade)
Water Content (KF)	≤ 0.5%

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