Description

Thiophene-3-Carboxaldehyde Diethyl Acetal is a versatile and high-purity organic intermediate, specifically a protected aldehyde derivative of thiophene. This compound is valued for its stability and reactivity, serving as a crucial building block in advanced synthetic chemistry. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for the development of novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediates: A key precursor in the synthesis of complex drug molecules, particularly those containing the thiophene heterocycle for therapeutic applications.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the thiophene moiety imparts specific biological activity.
• Material Science & Organic Electronics: Serves as a monomer or building block for conjugated polymers and organic semiconductors used in OLEDs, solar cells, and sensors.
• Chemical Research & Development: An essential reagent for method development, catalysis studies, and the creation of novel chemical libraries in academic and industrial R&D labs.
• Ligand & Catalyst Preparation: Employed in the synthesis of specialized ligands and organocatalysts for asymmetric synthesis and transition metal catalysis.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of sulfur-containing aroma compounds, subject to purity and regulatory compliance.

Basic Information

Product Name	Thiophene-3-Carboxaldehyde Diethyl Acetal
CAS No.	3199-44-8
Molecular Formula	C10H16O2S
Molecular Weight	200.30 g/mol
Synonyms	3-Thiophenecarboxaldehyde Diethyl Acetal; 3-Formylthiophene Diethyl Acetal; Diethyl (3-Thienyl)acetal; 3-Thienylcarboxaldehyde Diethyl Acetal; 1,1-Diethoxy-3-thiophenemethane; (3-Thienyl)acetaldehyde Diethyl Acetal; Thiophene-3-carbaldehyde Diethyl Acetal; 3-Thiophenecarbaldehyde Diethyl Acetal
EINECS	221-714-5

Quality Control

Our Thiophene-3-Carboxaldehyde Diethyl Acetal is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing including GC/HPLC for purity, identity confirmation via FT-IR and NMR, and checks for residual solvents and moisture to ensure it meets the high standards required for sensitive synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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