Description

3-Bromo-4-tert-Butylbenzoicacid CAS NO 38473-89-1 is a high-purity, versatile benzoic acid derivative characterized by its bromine and tert-butyl substituents, which impart unique steric and electronic properties. This compound is a critical pharmaceutical intermediate and a valuable building block in advanced organic synthesis. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a sterically hindered benzoic acid moiety.
• Agrochemical Synthesis: Building block for developing modern herbicides, fungicides, and plant growth regulators with enhanced efficacy and selectivity.
• Liquid Crystal & OLED Materials: Used in the research and production of advanced electronic display materials and organic light-emitting diodes due to its molecular structure.
• Polymer Modification: Serves as a functional monomer or additive to introduce specific properties like UV stability or altered solubility into polymer chains.
• Ligand & Catalyst Development: Employed in organometallic chemistry to create novel ligands for catalytic systems used in cross-coupling and other organic transformations.
• Research & Development: Essential standard and reagent in academic and industrial R&D labs for exploring new chemical entities and synthetic pathways.

Basic Information

Product Name	3-Bromo-4-tert-Butylbenzoicacid
CAS No.	38473-89-1
Molecular Formula	C11H13BrO2
Molecular Weight	257.13 g/mol
Synonyms	3-Bromo-4-tert-butylbenzoic acid; 4-(tert-Butyl)-3-bromobenzoic acid; Benzoic acid, 3-bromo-4-(1,1-dimethylethyl)-; 3-Bromo-4-(tert-butyl)benzoic acid; 3-Bromo-4-(1,1-dimethylethyl)benzoic acid; 3-Br-4-t-Bu-benzoic acid
EINECS	Contact for details

Quality Control

Our 3-Bromo-4-tert-Butylbenzoicacid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and identity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment ensures the material is suitable for demanding applications in pharmaceutical and advanced material synthesis.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials such as strong bases and oxidizing agents.

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%
Heavy Metals	< 20 ppm
Residue on Ignition	≤ 0.1%

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