Description

2-Thiophene-2-Carboxaldehyde is a versatile heterocyclic aldehyde that serves as a critical building block in advanced organic synthesis. Its unique thiophene ring structure makes it a valuable precursor for creating complex molecules with tailored electronic and pharmaceutical properties. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to develop novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: A key starting material for the synthesis of various active pharmaceutical ingredients (APIs), particularly those targeting central nervous system and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides, where the thiophene moiety contributes to biological activity.
• Material Science & Organic Electronics: Serves as a monomer or precursor for conductive polymers, organic semiconductors, and non-linear optical (NLO) materials.
• Ligand & Catalyst Development: Employed in the creation of novel ligands for transition metal catalysis and asymmetric synthesis.
• Flavor & Fragrance Industry: Acts as a precursor for certain sulfur-containing aroma compounds, though typically in high-purity grades.
• Research & Development: A fundamental reagent in academic and industrial R&D for exploring new heterocyclic chemistry and reaction pathways.

Basic Information

Product Name	2-Thiophene-2-Carboxaldehyde
CAS No.	93-03-3
Molecular Formula	C5H4OS
Molecular Weight	112.15 g/mol
Synonyms	2-Formylthiophene; Thiophene-2-carbaldehyde; 2-Thiophenecarboxaldehyde; 2-Thienylaldehyde; 2-Thiophenecarbonal; Thiophene-2-aldehyde; α-Thenaldehyde; 2-Thenaldehyde
EINECS	202-210-3

Quality Control

Our 2-Thiophene-2-Carboxaldehyde is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including purity by GC/HPLC, identity confirmation (IR, NMR), and impurity profiling. A Certificate of Analysis (COA) is supplied with each batch, detailing all relevant specifications. Our quality commitment ensures the material meets the stringent requirements for pharmaceutical and advanced synthetic applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is easily oxidized and should be handled under an inert atmosphere for long-term storage or after opening. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.588 - 1.592
Boiling Point	~ 198°C
Density (20°C)	~ 1.25 g/cm³

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