Description

2H-Cyclopenta[3,4]Pyrazolo[1,5-A]Pyrazine (9Ci) is a high-purity, advanced heterocyclic organic compound, identified by CAS NO 117024-64-3, that serves as a critical building block in sophisticated chemical synthesis. Its unique fused polycyclic structure makes it an invaluable intermediate for developing novel compounds with specific electronic and pharmacological properties. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and materials science industries who require reliable, high-quality intermediates to drive innovation.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and oncology targets.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Organic Electronic Materials: Serves as a building block for creating organic semiconductors, light-emitting diodes (OLEDs), and other functional materials due to its π-conjugated system.
• Dye & Pigment Synthesis: Employed in the production of specialized dyes and pigments where its complex structure contributes to color fastness and unique optical properties.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new chemical spaces in synthetic organic chemistry laboratories.

Basic Information

Product Name	2H-Cyclopenta[3,4]Pyrazolo[1,5-A]Pyrazine (9Ci)
CAS No.	117024-64-3
Molecular Formula	C8H5N3
Molecular Weight	143.15 g/mol
Synonyms	2H-Cyclopenta[3,4]pyrazolo[1,5-a]pyrazine; Cyclopenta[3,4]pyrazolo[1,5-a]pyrazine, 2H-; 2H-Cyclopenta[3,4]pyrazolo[1,5-a]pyrazine (9CI); 117024-64-3; Pyrazolo[1,5-a]pyrazine, cyclopenta[3,4]-; 2H-Cyclopenta[3,4]pyrazolo[1,5-a]pyrazine (9CI)
EINECS	Contact for details

Quality Control

Our 2H-Cyclopenta[3,4]Pyrazolo[1,5-A]Pyrazine (9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are provided and available upon request, supporting compliance in regulated research and development environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.