Description

3-(2-Thienyl)Pyrazole is a high-purity heterocyclic organic compound featuring a pyrazole ring linked to a thiophene moiety, serving as a versatile and critical building block in advanced chemical synthesis. Its unique fused-ring structure makes it a valuable intermediate for developing novel materials and active pharmaceutical ingredients (APIs). This product is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create new molecular entities with specific electronic or biological properties.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science Precursor: Serves as a building block for organic semiconductors, conductive polymers, and liquid crystals due to its electron-rich thiophene and pyrazole units.
• Coordination Chemistry Ligand: Acts as a chelating agent or ligand for transition metals in catalysis and the synthesis of metal-organic frameworks (MOFs).
• Dye & Pigment Manufacturing: Employed in the synthesis of specialized dyes and organic pigments where its structure contributes to color fastness and stability.
• Research & Development: A fundamental compound for academic and industrial R&D in organic chemistry, medicinal chemistry, and chemical biology.

Basic Information

Product Name	3-(2-Thienyl)Pyrazole
CAS No.	19933-24-5
Molecular Formula	C7H6N2S
Molecular Weight	150.20 g/mol
Synonyms	3-(Thiophen-2-yl)-1H-pyrazole; 3-(2-Thienyl)-1H-pyrazole; 2-(1H-Pyrazol-3-yl)thiophene; 3-(2-Thienyl)pyrazole; 1H-Pyrazole, 3-(2-thienyl)-; Thienylpyrazole; 3-Thiophen-2-ylpyrazole
EINECS	Contact for details

Quality Control

Our 3-(2-Thienyl)Pyrazole is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical parameters. Our quality commitment aligns with 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, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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