Description

3-Cyclopentylthiophene is a high-purity, specialized organic building block featuring a thiophene ring substituted with a cyclopentyl group. This compound is valued for its unique electronic and steric properties, making it a critical intermediate in advanced material science and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the agrochemical, pharmaceutical, and organic electronics industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents and herbicides, where the thiophene moiety contributes to biological activity.
• Organic Semiconductor Research: Acts as a monomer or precursor in the synthesis of conjugated polymers and small molecules for organic light-emitting diodes (OLEDs) and field-effect transistors (OFETs).
• Ligand and Catalyst Development: Employed in organometallic chemistry to create novel ligands for catalysis, leveraging the electron-donating character of the thiophene ring.
• Material Science: Utilized in the development of specialty polymers, dyes, and pigments with tailored optical and electronic properties.
• Chemical Research & Development: Functions as a versatile building block for exploring new chemical spaces and reaction pathways in academic and industrial laboratories.

Basic Information

Product Name	3-Cyclopentylthiophene
CAS No.	79428-77-6
Molecular Formula	C9H12S
Molecular Weight	152.26 g/mol
Synonyms	Thiophene, 3-cyclopentyl-; 3-Cyclopentylthiophene; Cyclopentylthiophene; 3-CPT; 79428-77-6; 3-(Cyclopentyl)thiophene
EINECS	Contact for details

Quality Control

Our 3-Cyclopentylthiophene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere such as nitrogen or argon to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 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.