Description

3-Bromo-4-Ethylbenzenamine CAS NO 52121-36-5 is a versatile halogenated aniline derivative, serving as a critical building block in advanced organic synthesis. Its molecular structure, featuring both bromine and ethyl substituents on the aniline ring, makes it a valuable intermediate for creating complex molecules with tailored properties. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for creating molecules with specific halogen-bonding interactions.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides where the bromo-ethylaniline scaffold contributes to biological activity.
• Dye and Pigment Manufacturing: Serves as a starting material for producing azo dyes and other complex colorants, leveraging the amine group for diazotization and coupling reactions.
• Liquid Crystal and OLED Materials: Acts as a core unit in the synthesis of advanced electronic materials for displays and lighting applications.
• Polymer Modification: Incorporated into polymer chains as a functional monomer to impart specific chemical or physical properties to specialty resins.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D focused on cross-coupling reactions, such as Buchwald-Hartwig amination or Suzuki-Miyaura coupling.

Basic Information

Product Name	3-Bromo-4-Ethylbenzenamine
CAS No.	52121-36-5
Molecular Formula	C8H10BrN
Molecular Weight	200.08 g/mol
Synonyms	3-Bromo-4-ethylaniline; 4-Ethyl-3-bromoaniline; 1-Amino-3-bromo-4-ethylbenzene; 3-Bromo-4-ethylphenylamine; 3-Bromo-p-ethylaniline; Benzenamine, 3-bromo-4-ethyl-; (3-Bromo-4-ethylphenyl)amine
EINECS	Contact for details

Quality Control

Our 3-Bromo-4-Ethylbenzenamine is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as identity, assay, and impurity profiles. We support our clients' regulatory needs and can provide material suitable for research and development under cGMP guidelines where required.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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