Description

Pyrazolo[1,5-A]Pyridine-3-Carbonitrile, 2-Ethoxy-5-Methyl- (9Ci) is a high-purity, heterocyclic organic compound serving as a critical advanced intermediate in modern chemical synthesis. Its unique fused pyrazolopyridine core with ethoxy and nitrile functional groups makes it a versatile building block for constructing complex molecular architectures. This compound is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and oncology targets.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides due to its bioactive heterocyclic scaffold.
• Material Science: Serves as a building block for organic electronic materials, such as ligands for OLEDs and other optoelectronic devices.
• Chemical Biology: Employed as a probe or scaffold in medicinal chemistry for structure-activity relationship (SAR) studies.
• Academic & Contract Research: Essential for methodological development and novel reaction pathway exploration in organic chemistry laboratories.
• Dye & Pigment Synthesis: Acts as an intermediate for creating specialized heterocyclic dyes with specific light-absorption properties.

Basic Information

Item	Details
Product Name	Pyrazolo[1,5-A]Pyridine-3-Carbonitrile, 2-Ethoxy-5-Methyl- (9Ci)
CAS No.	110911-78-9
Molecular Formula	C11H11N3O
Molecular Weight	201.23 g/mol
Synonyms	2-Ethoxy-5-methylpyrazolo[1,5-a]pyridine-3-carbonitrile; 5-Methyl-2-ethoxypyrazolo[1,5-a]pyridine-3-carbonitrile; 2-Ethoxy-5-methyl-[1,2,4]triazolo[1,5-a]pyridine-3-carbonitrile (common misnomer); Pyrazolo[1,5-a]pyridine-3-carbonitrile, 2-ethoxy-5-methyl-; Ethyl 5-methylpyrazolo[1,5-a]pyridine-3-carboxylate analog; 110911-78-9; Light-sensitive pyrazolopyridine derivative
EINECS	Contact for details

Quality Control

Our Pyrazolo[1,5-A]Pyridine-3-Carbonitrile, 2-Ethoxy-5-Methyl- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support cGMP compliance for pharmaceutical applications and can tailor purity grades to meet specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥97.0% (Standard Grade)
Purity (HPLC)	≥98.0% / ≥99.0% (High Purity Grades)
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.