Description

5-(1-Propynyl)-2-Thiophenecarbaldehyde is a specialized organic building block featuring a thiophene ring substituted with a propynyl group and an aldehyde functionality. This compound is valued for its unique reactivity, serving as a versatile intermediate in the synthesis of complex heterocyclic systems and functional materials. It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing thiophene-based heterocycles.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides where the thiophene scaffold imparts specific biological activity.
• Material Science Research: Employed as a monomer or building block for creating conjugated polymers, organic semiconductors, and non-linear optical (NLO) materials.
• Ligand and Catalyst Development: The aldehyde group allows for the creation of novel Schiff base ligands used in coordination chemistry and catalysis.
• Chemical Research & Development: Serves as a versatile synthon in organic synthesis for constructing complex, multi-functional molecules in academic and industrial R&D settings.

Basic Information

Product Name	5-(1-Propynyl)-2-Thiophenecarbaldehyde
CAS No.	501-91-7
Molecular Formula	C8H6OS
Molecular Weight	150.20 g/mol
Synonyms	5-Prop-1-yn-1-ylthiophene-2-carbaldehyde; 2-Formyl-5-(1-propynyl)thiophene; 5-(Prop-1-yn-1-yl)thiophene-2-carboxaldehyde; 5-Propynyl-2-thiophenecarboxaldehyde; 2-Thiophenecarboxaldehyde, 5-(1-propynyl)-; 5-(Prop-1-ynyl)thiophene-2-carbaldehyde
EINECS	Contact for details

Quality Control

Our 5-(1-Propynyl)-2-Thiophenecarbaldehyde is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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 and should be handled under an inert atmosphere for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Standard Grade)
Melting Point	Contact for details

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