Description

4-(5-Bromothiophen-2-Yl)Benzoic Acid is a high-purity organic building block featuring a benzoic acid moiety linked to a brominated thiophene ring. This compound is valued for its role as a versatile intermediate in the synthesis of complex molecules, particularly in advanced materials and pharmaceutical research. It is essential for R&D chemists and process development scientists working in organic electronics, agrochemicals, and medicinal chemistry.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), especially those targeting specific receptor sites.
• Organic Electronic Materials: Serves as a precursor in the synthesis of conjugated polymers and small molecules for organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Agrochemical Research: Used in creating new candidate compounds for herbicides, fungicides, and insecticides with tailored properties.
• Ligand and Catalyst Development: The carboxylic acid and bromine functional groups allow for derivatization into specialized ligands for metal-organic frameworks (MOFs) or catalysts.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying biological processes and enzyme inhibition.
• Academic & Industrial R&D: A fundamental research chemical for exploring new synthetic methodologies and structure-activity relationships (SAR).

Basic Information

Product Name	4-(5-Bromothiophen-2-Yl)Benzoic Acid
CAS No.	145208-54-4
Molecular Formula	C11H7BrO2S
Molecular Weight	283.14 g/mol
Synonyms	5-Bromo-2-(4-carboxyphenyl)thiophene; 4-(5-Bromo-2-thienyl)benzoic Acid; Benzoic acid, 4-(5-bromo-2-thienyl)-; 2-(4-Carboxyphenyl)-5-bromothiophene; [1,1'-Biphenyl]-4-carboxylic acid, 4'-bromo-2'-thienyl- (related); 145208-54-4; 4-(5-Bromothiophene-2-yl)benzoic acid
EINECS	Contact for details

Quality Control

Our 4-(5-Bromothiophen-2-Yl)Benzoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). 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
Purity (HPLC)	≥97.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%

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