Description

[2,2']Bithiophenyl-5-Carboxylic Acid CAS NO 886505-79-9 is a high-purity, functionalized bithiophene derivative serving as a critical building block in advanced material synthesis. Its value lies in its conjugated structure and carboxylic acid functionality, enabling precise molecular engineering for electronic and optoelectronic applications. This compound is essential for researchers and manufacturers in the organic electronics, pharmaceutical, and specialty chemical sectors who require reliable, high-quality intermediates for product development and scale-up.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in Organic Field-Effect Transistors (OFETs) and Organic Photovoltaics (OPVs).
• Pharmaceutical Intermediate: Serves as a sophisticated synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly those targeting neurological pathways.
• Material Science Research: Used in the development of novel electrochromic materials, conductive polymers, and non-linear optical (NLO) materials.
• Chemical Synthesis Building Block: The carboxylic acid group allows for further derivatization into esters, amides, and other functional groups, facilitating the creation of custom ligands and complex organic frameworks.
• Sensor Technology: Employed in the fabrication of chemical and biological sensors due to the thiophene unit's sensitivity to environmental changes and ability to facilitate electron transfer.

Basic Information

Product Name	[2,2']Bithiophenyl-5-Carboxylic Acid
CAS No.	886505-79-9
Molecular Formula	C10H6O2S2
Molecular Weight	222.28 g/mol
Synonyms	5-Carboxy-2,2'-bithiophene; 2,2'-Bithiophene-5-carboxylic acid; 5-(2-Thienyl)thiophene-2-carboxylic acid; 2,2'-Bithienyl-5-carboxylic Acid; [2,2']Bithiophenyl-5-Carboxylic Acid; 2,2'-Bithiophene-5-carboxylic acid (CAS 886505-79-9); 5-(Thiophen-2-yl)thiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Every batch of [2,2']Bithiophenyl-5-Carboxylic Acid is manufactured and tested under a strict quality management system to ensure consistency and reliability for your critical applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity, identity, and impurity profiles. Our commitment to quality assurance supports your research and production needs with traceable, high-performance materials.

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). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.