Description

Pyrazolo[1,5-A]Pyridine-3,5-Dicarboxylic Acid, 3-Ethyl 5-Methyl Ester is a high-purity, heterocyclic organic building block of significant interest in advanced chemical synthesis. This compound matters as a critical intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with improved efficacy and selectivity.
• Material Science: Acts as a building block for organic semiconductors, light-emitting diodes (OLEDs), and other advanced functional materials.
• Chemical Biology: Employed in the design and synthesis of molecular probes and tool compounds for studying biological pathways.
• Academic & Contract Research: Essential for methodological development and exploratory synthesis in university and CRO (Contract Research Organization) laboratories.
• Custom Synthesis: A starting point for the bespoke production of complex, multi-functional heterocyclic compounds for client-specific projects.

Basic Information

Product Name	Pyrazolo[1,5-A]Pyridine-3,5-Dicarboxylic Acid, 3-Ethyl 5-Methyl Ester
CAS No.	1101120-00-6
Molecular Formula	C13H12N2O4
Molecular Weight	260.25 g/mol
Synonyms	3-Ethyl 5-methyl pyrazolo[1,5-a]pyridine-3,5-dicarboxylate; Diethyl methyl pyrazolopyridinedicarboxylate (isomer); Ethyl methyl pyrazolo[1,5-a]pyridine-3,5-dicarboxylate; Pyrazolo[1,5-a]pyridine-3,5-dicarboxylic acid ethyl methyl ester; 1101120-00-6; SCHEMBL23801179; AKOS040759246; ZINC000257459577
EINECS	Contact for details

Quality Control

Our Pyrazolo[1,5-A]Pyridine-3,5-Dicarboxylic Acid, 3-Ethyl 5-Methyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request. We support development and commercial projects with material produced to GMP-grade standards where required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to prevent moisture absorption. Handle and store in accordance with good laboratory practices.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.