Description

5'-(Acetylamino)-2,3'-Bithiophene-4'-Carboxylic Acid is a specialized heterocyclic organic compound featuring a bithiophene core functionalized with both carboxylic acid and acetylamino groups. This unique structure makes it a valuable high-purity building block for advanced materials research and pharmaceutical development. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and organic electronics sectors for synthesizing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for compounds targeting neurological or anti-inflammatory pathways.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, or plant growth regulators, leveraging its heterocyclic structure for bioactivity.
• Organic Semiconductor Precursor: Acts as a monomer or precursor for conjugated polymers and small molecules in organic field-effect transistors (OFETs) and organic photovoltaics (OPVs).
• Ligand Synthesis: The carboxylic acid and amino functionalities allow it to be used in constructing complex ligands for catalysis or metal-organic frameworks (MOFs).
• Fluorescent Probe Development: Employed in the design of thiophene-based fluorescent dyes and sensors for biological or chemical detection.
• Material Science Research: Used to create novel polymers with specific electronic or optical properties for advanced material applications.

Basic Information

Product Name	5'-(Acetylamino)-2,3'-Bithiophene-4'-Carboxylic Acid
CAS No.	380640-18-6
Molecular Formula	C11H9NO3S2
Molecular Weight	267.32 g/mol
Synonyms	4'-Carboxy-5-acetamido-2,3'-bithiophene; 5-Acetamido-2,3'-bithiophene-4'-carboxylic acid; 2,3'-Bithiophene-4'-carboxylic acid, 5'-(acetylamino)-; 5'-(Acetylamino)-2,3'-bithiophene-4'-carboxylic acid; 5-Acetamido-4'-carboxy-2,3'-bithiophene; [5-(Acetylamino)-2,3'-bithiophen-4'-yl]formic acid
EINECS	Contact for details

Quality Control

Our 5'-(Acetylamino)-2,3'-Bithiophene-4'-Carboxylic Acid is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high chemical purity and structural identity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality systems are designed to support cGMP-compliant research and development activities.

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 compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to exclude moisture. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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