Description

Benzene,1,3-Dibromo-5-Ethyl- is a halogenated aromatic compound with the CAS number 59785-43-2, serving as a versatile and reactive intermediate in advanced organic synthesis. Its molecular structure, featuring bromine substituents on the benzene ring, makes it a critical building block for constructing complex molecules in research and industrial applications. This compound is primarily sought by the pharmaceutical, agrochemical, and specialty chemical industries for the development of active ingredients, functional materials, and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and other crop protection agents.
• Organic Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Heck) and nucleophilic aromatic substitution to create complex organic frameworks.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of advanced polymers and liquid crystals.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and colorants.
• Laboratory Reagent: Utilized in academic and industrial R&D for method development and chemical research.

Basic Information

Product Name	Benzene,1,3-Dibromo-5-Ethyl-
CAS No.	59785-43-2
Molecular Formula	C8H8Br2
Molecular Weight	263.96 g/mol
Synonyms	1,3-Dibromo-5-ethylbenzene; 5-Ethyl-1,3-dibromobenzene; m-Dibromoethylbenzene; 3,5-Dibromoethylbenzene; Ethyl-m-dibromobenzene; 1-Ethyl-3,5-dibromobenzene; Benzene, m-dibromoethyl-
EINECS	Contact for details

Quality Control

Our Benzene,1,3-Dibromo-5-Ethyl- is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Products undergo rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (NMR, IR), to confirm identity and meet specified impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Recommended storage temperature is 2-25°C. The compound is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%
Related Substances (HPLC)	Total impurities < 2.0%

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