Description

4-(2-Thienyl)But-3-En-2-One is a high-purity organic intermediate featuring a thiophene ring conjugated with an enone system. This unique molecular structure makes it a valuable building block for synthesizing complex heterocyclic compounds and functional materials. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the thiophene moiety can contribute to biological activity.
• Organic Electronic Materials: Serves as a precursor for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Ligand and Catalyst Development: Employed in the synthesis of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Flavor and Fragrance Chemistry: Acts as an intermediate for creating complex aroma chemicals with unique sulfur-containing notes.
• Academic and Industrial R&D: A versatile reagent for methodological studies in organic synthesis and material science.

Basic Information

Product Name	4-(2-Thienyl)But-3-En-2-One
CAS No.	874-83-9
Molecular Formula	C8H8OS
Molecular Weight	152.21 g/mol
Synonyms	4-(2-Thienyl)-3-buten-2-one; 3-Buten-2-one, 4-(2-thienyl)-; 2-Thienylbutenone; 1-(2-Thienyl)-1-buten-3-one; 4-(Thiophen-2-yl)but-3-en-2-one; (E)-4-(Thiophen-2-yl)but-3-en-2-one; 4-(2-Thienyl)-3-buten-2-one (E)-; 2-Thienylideneacetone
EINECS	212-861-7

Quality Control

Our 4-(2-Thienyl)But-3-En-2-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research or production requirements.

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 bases. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	40 - 44 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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