Description

3H-Pyrazolo[1,5-A]Benzimidazole(8Ci,9Ci) is a heterocyclic organic compound belonging to the fused pyrazolo-benzimidazole class, serving as a versatile and high-value synthetic intermediate. Its unique fused-ring structure makes it a critical building block for the development of advanced materials and active pharmaceutical ingredients (APIs). This compound is essential for research and manufacturing in the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and anti-inflammatory applications.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a potential electron-transport or host material in the fabrication of OLED devices due to its rigid, planar structure.
• Dye and Pigment Synthesis: Acts as a foundational structure for creating specialized dyes, pigments, and optical brighteners.
• Coordination Chemistry & Ligand Design: Utilized as a chelating ligand for metal complexes in catalysis and material science.
• Academic & Industrial R&D: A valuable compound for methodological studies in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	3H-Pyrazolo[1,5-A]Benzimidazole(8Ci,9Ci)
CAS No.	248-00-0
Molecular Formula	C9H7N3
Molecular Weight	157.17 g/mol
Synonyms	3H-Pyrazolo[1,5-a]benzimidazole; Pyrazolo[1,5-a]benzimidazole; 1H-Pyrazolo[1,5-a]benzimidazole; 248-00-0; 3H-Pyrazolo(1,5-a)benzimidazole; CCRIS 5981; NSC 51143; 1-Azaindole, 2,3-dihydro-
EINECS	205-979-7

Quality Control

Our production of 3H-Pyrazolo[1,5-A]Benzimidazole adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC, GC-MS, and NMR, for comprehensive identity confirmation and impurity profiling. A Certificate of Analysis (COA) detailing purity, assay, and specific test results is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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