Description

1H-Pyrazolo[4,3-B]Pyridine-3-Carboxylic Acid, Ethyl Ester is a high-value heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a versatile intermediate for constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs). It is primarily needed by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating new drug candidates and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel kinase inhibitors and other small-molecule therapeutics targeting various disease pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with improved efficacy and selectivity.
• Chemical Biology Probe Synthesis: Serves as a core scaffold for creating tool compounds to study biological processes and identify new drug targets.
• Material Science: Potential building block for organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components in organic semiconductors.
• Contract Research & Development (CRO/CMO): Supplied to organizations engaged in custom synthesis and process development for client projects.
• Academic Research: Utilized in university and institutional laboratories for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Product Name	1H-Pyrazolo[4,3-B]Pyridine-3-Carboxylic Acid, Ethyl Ester
CAS No.	1234616-14-8
Molecular Formula	C9H9N3O2
Molecular Weight	191.19 g/mol
Synonyms	Ethyl 1H-pyrazolo[4,3-b]pyridine-3-carboxylate; 1H-Pyrazolo[4,3-b]pyridine-3-carboxylic acid ethyl ester; Ethyl 1H-pyrazolo[4,3-b]pyridin-3-carboxylate; 1H-Pyrazolo[4,3-b]pyridine-3-carboxylic acid, ethyl ester; 1234616-14-8; Ethyl pyrazolopyridine-3-carboxylate; Pyrazolo[4,3-b]pyridine-3-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 1H-Pyrazolo[4,3-B]Pyridine-3-Carboxylic Acid, Ethyl Ester is manufactured under a strict quality management system. 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 development and commercial projects with material suitable for research use and can discuss scalable production under cGMP guidelines as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 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	White to off-white powder or crystalline solid
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
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.