Description

Methyl (3E)-4-(2-Bromophenyl)-2-Oxobut-3-Enoate is a high-purity, advanced pharmaceutical intermediate characterized by its α,β-unsaturated ester moiety and brominated aromatic ring. This compound is crucial for its role as a versatile building block in organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Serves as a precursor in the development of new herbicides, fungicides, or plant growth regulators, leveraging its reactive functional groups.
• Material Science: Used in the research and development of specialty polymers or organic electronic materials due to its conjugated system.
• Academic & R&D: Employed in university and corporate laboratories for methodological studies in cross-coupling reactions, cycloadditions, and other advanced organic transformations.
• Chemical Synthesis: Acts as a Michael acceptor or a dienophile in various name reactions, facilitating the creation of complex, functionalized molecules.

Basic Information

Product Name	Methyl (3E)-4-(2-Bromophenyl)-2-Oxobut-3-Enoate
CAS No.	956476-32-7
Molecular Formula	C11H9BrO3
Molecular Weight	269.09 g/mol
Synonyms	Methyl (E)-4-(2-Bromophenyl)-2-oxobut-3-enoate; (3E)-4-(2-Bromophenyl)-2-Oxobut-3-Enoic Acid Methyl Ester; 2-Bromobenzylideneacetoacetic Acid Methyl Ester; Methyl 4-(2-Bromophenyl)-2-oxo-3-butenoate; (E)-Methyl 4-(2-bromophenyl)-2-oxobut-3-enoate; 4-(2-Bromophenyl)-2-oxo-3-butenoic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our Methyl (3E)-4-(2-Bromophenyl)-2-Oxobut-3-Enoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
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.