Description

2-Thiophenecarboxaldehyde is a versatile heterocyclic aldehyde, serving as a critical building block in organic synthesis. Its unique thiophene ring structure makes it a valuable precursor for the development of pharmaceuticals, agrochemicals, and advanced materials. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel compounds with specific electronic or biological properties.

Application

• Pharmaceutical Intermediates: A key starting material in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with thiophene-based scaffolds.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides, where the thiophene moiety can enhance biological activity.
• Material Science: Acts as a monomer or precursor for conductive polymers, organic semiconductors, and liquid crystals.
• Dye and Pigment Manufacturing: Employed in the synthesis of complex organic dyes and pigments.
• Flavor and Fragrance Compounds: Serves as an intermediate for certain specialty aroma chemicals.
• Research & Development: A fundamental reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Coordination Chemistry: Used as a ligand precursor for metal-organic frameworks (MOFs) and catalysts.

Basic Information

Product Name	2-Thiophenecarboxaldehyde
CAS No.	98-03-3
Molecular Formula	C5H4OS
Molecular Weight	112.15 g/mol
Synonyms	2-Formylthiophene; Thiophene-2-carboxaldehyde; 2-Thiophenecarbonal; 2-Thienylcarboxaldehyde; Thiophene-2-aldehyde; 2-Thiophenealdehyde; 2-Thienaldehyde; α-Thenaldehyde
EINECS	202-630-4

Quality Control

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

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider an inert atmosphere. Keep away from strong oxidizing agents, strong bases, and reducing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.586 - 1.590
Density (20°C)	1.195 - 1.205 g/mL

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