Description

4-Chloro-2-Thiophenecarboxaldehyde is a versatile heterocyclic building block featuring both a reactive aldehyde group and a chloro-substituted thiophene ring. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, particularly in pharmaceutical and agrochemical research. It is essential for chemists and manufacturers developing active ingredients, functional materials, and specialized fine chemicals, where its unique structure enables the construction of novel molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for drugs targeting central nervous system and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging the thiophene moiety for enhanced biological activity.
• Material Science Research: Serves as a building block for organic semiconductors, conductive polymers, and non-linear optical (NLO) materials due to the electron-rich thiophene core.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-catalyzed cross-coupling reactions and other catalytic processes.
• Dye and Pigment Manufacturing: Acts as an intermediate for synthesizing advanced colorants and fluorescent markers.

Basic Information

Product Name	4-Chloro-2-Thiophenecarboxaldehyde
CAS No.	57500-51-3
Molecular Formula	C5H3ClOS
Molecular Weight	146.59 g/mol
Synonyms	4-Chloro-2-formylthiophene; 4-Chlorothiophene-2-carboxaldehyde; 2-Formyl-4-chlorothiophene; 4-Chloro-2-thiophenecarbaldehyde; 4-Chlorothiophene-2-carbaldehyde; 4-Chloro-2-thienylcarboxaldehyde; 4-Chloro-2-thiophenecarbonal
EINECS	Contact for details

Quality Control

Our 4-Chloro-2-Thiophenecarboxaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This product is easily oxidized (store under inert atmosphere) and light-sensitive (store away from light). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details

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