Description

1,1'-Cyclopentylidenebis-1H-Pyrazole is a specialized heterocyclic compound featuring a unique bridged bis-pyrazole structure. This molecular architecture makes it a valuable intermediate for the synthesis of complex molecules, particularly in advanced pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists working on novel active ingredients, catalysts, and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing complex heterocyclic cores.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and fungicides due to its potential bioactivity as a ligand or core scaffold.
• Coordination Chemistry & Catalysis: Serves as a precursor for designing novel ligands for metal-organic frameworks (MOFs) or homogeneous catalysts.
• Material Science: Investigated as a monomer or cross-linking agent for the development of advanced polymers with specific thermal or mechanical properties.
• Chemical Synthesis: Employed in organic synthesis for constructing complex, polycyclic systems via further functionalization of the pyrazole rings or the cyclopentylidene bridge.

Basic Information

Product Name	1,1'-Cyclopentylidenebis-1H-Pyrazole
CAS No.	28791-87-9
Molecular Formula	C11H14N4
Molecular Weight	202.26 g/mol
Synonyms	1,1'-(Cyclopentylidene)dipyrazole; 1,1'-Cyclopentylidenebis(1H-pyrazole); Bis(1H-pyrazol-1-yl)cyclopentane; 1,1'-Cyclopentylidenedipyrazole; Cyclopentan-1-ylidene-bis-pyrazole; 1,1'-(1-Cyclopentylidene)bis[1H]pyrazole; 1,1'-Cyclopentylidenebis-pyrazole
EINECS	Contact for details

Quality Control

Our 1,1'-Cyclopentylidenebis-1H-Pyrazole is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure consistency and reliability for your research and development needs. A detailed Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.