Description

4-Bromo-α-Chlorobenzaldoxime is a specialized halogenated oxime compound with the CAS number 29203-58-5, serving as a crucial synthetic intermediate in advanced organic chemistry. Its unique molecular structure, featuring both bromine and chlorine substituents, makes it a valuable electrophilic building block for constructing complex heterocycles and functionalized aromatic systems. This high-purity reagent is essential for researchers and process chemists in the pharmaceutical, agrochemical, and material science industries who require reliable, high-quality intermediates for scale-up and novel compound development.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Building block for developing advanced herbicides, fungicides, and insecticides with specific halogenated motifs for enhanced activity.
• Ligand and Catalyst Development: Used in the preparation of specialized ligands for transition metal catalysis and asymmetric synthesis.
• Material Science Research: Intermediate for creating functionalized polymers and advanced organic electronic materials.
• Chemical Biology Probes: Serves as a starting point for synthesizing molecular probes and tags used in bio-conjugation and imaging studies.
• Custom Synthesis and R&D: Employed in contract research organizations (CROs) and academic labs for method development and novel compound library generation.

Basic Information

Product Name	4-Bromo-α-Chlorobenzaldoxime
CAS No.	29203-58-5
Molecular Formula	C7H5BrClNO
Molecular Weight	234.48 g/mol
Synonyms	4-Bromo-α-chlorobenzaldoxime; (4-Bromophenyl)(chloro)methanone oxime; p-Bromo-α-chlorobenzaldoxime; Benzaldehyde, 4-bromo-α-chloro-, oxime; 4-Bromobenzaldehyde chlorooxime; (4-Bromobenzylideneamino) chloride; 29203-58-5; NSC 163063
EINECS	Contact for details

Quality Control

Our 4-Bromo-α-Chlorobenzaldoxime is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for demanding synthetic applications. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and GC-MS, to verify identity and purity while monitoring for key impurities. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We support compliance with relevant regulatory frameworks for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This compound is moisture-sensitive; ensure the container is sealed under an inert atmosphere after each use to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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