Description

Benzoic Acid, 4-Bromo-2,3,5,6-Tetramethyl-, Methyl Ester is a high-purity, multi-substituted aromatic ester derivative valued for its unique steric and electronic properties. This compound serves as a critical advanced intermediate in the synthesis of complex organic molecules, particularly in pharmaceutical and agrochemical research. It is essential for industries requiring specialty chemical building blocks with precise structural features for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially for sterically hindered compounds.
• Agrochemical Research: Used in developing advanced herbicides, fungicides, and pesticides where the bromo and tetramethyl groups confer specific bioactivity.
• Organic Synthesis & Catalysis: Serves as a ligand precursor or a model substrate in catalytic reactions and mechanistic studies due to its defined substitution pattern.
• Material Science: Intermediate for creating specialty polymers, liquid crystals, or organic electronic materials requiring tailored aromatic cores.
• Chemical Research & Development: A valuable reference standard and starting material in academic and industrial R&D for exploring new chemical entities.
• Flavor & Fragrance Synthesis: Potential intermediate for creating complex, high-value aroma chemicals, leveraging the ester functionality and stable aromatic structure.

Basic Information

Product Name	Benzoic Acid, 4-Bromo-2,3,5,6-Tetramethyl-, Methyl Ester
CAS No.	28195-39-3
Molecular Formula	C12H15BrO2
Molecular Weight	271.15 g/mol
Synonyms	Methyl 4-Bromo-2,3,5,6-tetramethylbenzoate; 4-Bromo-2,3,5,6-tetramethylbenzoic Acid Methyl Ester; 2,3,5,6-Tetramethyl-4-bromobenzoic Acid Methyl Ester; Benzoic Acid, 4-Bromo-2,3,5,6-tetramethyl-, Methyl Ester; Methyl 4-Bromo-2,3,5,6-tetramethylbenzenecarboxylate; 4-Bromo-2,3,5,6-tetramethyl Methyl Benzoate
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 4-Bromo-2,3,5,6-Tetramethyl-, Methyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment ensures the material is suitable for demanding research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and organic solvents. The container must be kept tightly closed to prevent contamination and moisture absorption.

Specification

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