Description

3,4-Dibromothiophene-2-Carboxylic Acid is a high-purity, multi-functional brominated heterocyclic building block essential for advanced organic synthesis. This compound matters as a critical precursor for constructing complex molecular architectures, particularly in the development of pharmaceuticals and functional materials. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and specialty polymers.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where the thiophene and bromine functionalities contribute to biological activity.
• Material Science & Organic Electronics: Acts as a precursor for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Ligand & Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis, facilitating challenging cross-coupling reactions.
• Chemical Research & Development: A versatile building block for academic and industrial research in exploring new chemical spaces and reaction methodologies.
• Dye & Pigment Manufacturing: Utilized in the synthesis of specialized dyes and pigments with unique optical properties.

Basic Information

Product Name	3,4-Dibromothiophene-2-Carboxylic Acid
CAS No.	7311-66-2
Molecular Formula	C5H2Br2O2S
Molecular Weight	285.94 g/mol
Synonyms	2,3-Dibromothiophene-5-carboxylic acid; 3,4-Dibromo-2-thiophenecarboxylic acid; 3,4-Dibromothiophene-2-carboxylic acid; 2-Thiophenecarboxylic acid, 3,4-dibromo-; 3,4-Dibromothiophene-2-carboxylate; 2-Carboxy-3,4-dibromothiophene; 3,4-Dibromothiophene-2-carboxylic acid (CAS 7311-66-2)
EINECS	Contact for details

Quality Control

Our 3,4-Dibromothiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory documentation 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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.