Description

2-Bromo-4-(4-Methoxyphenyl)-1-Butene CAS NO 731773-20-9 is a valuable brominated organic intermediate featuring a reactive alkene group and a methoxyphenyl substituent. This compound is essential for synthetic chemists as a versatile building block in the construction of complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily used by R&D laboratories and fine chemical manufacturers for applications in medicinal chemistry, material science, and the synthesis of advanced chemical entities.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring a halogenated aryl-alkene scaffold.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or functionalization agent in the development of specialty polymers and advanced organic materials.
• Ligand and Catalyst Development: Employed in the preparation of complex ligands for transition metal catalysis and organocatalysis.
• Cross-Coupling Reactions: Acts as a substrate in palladium-catalyzed reactions like Heck, Suzuki, and Negishi couplings for carbon-carbon bond formation.
• Chemical Biology Probes: Utilized in the synthesis of molecular probes and tags for studying biological systems.

Basic Information

Product Name	2-Bromo-4-(4-Methoxyphenyl)-1-Butene
CAS No.	731773-20-9
Molecular Formula	C11H13BrO
Molecular Weight	241.12 g/mol
Synonyms	1-Butene, 2-bromo-4-(4-methoxyphenyl)-; 4-(4-Methoxyphenyl)-2-bromo-1-butene; 2-Bromo-4-(p-methoxyphenyl)-1-butene; (2-Bromo-4-(4-methoxyphenyl)but-1-ene); p-Methoxyphenethyl bromide derivative
EINECS	Contact for details

Quality Control

Our 2-Bromo-4-(4-Methoxyphenyl)-1-Butene is manufactured under strict quality control protocols to ensure high purity and batch-to-batch consistency suitable for research and development. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR analysis. Certificates of Analysis (COA) detailing purity and impurity profiles are provided with every shipment to support your quality assurance processes.

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. Handle and store under an inert atmosphere if prolonged storage is required to maintain optimal stability.

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.