Description

1-Ethyl-1H-Pyrazolo[3,4-B]Pyridine-5-Carboxylic Acid is a high-purity heterocyclic carboxylic acid building block of significant interest in advanced organic synthesis. This compound matters for its role as a critical intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its fused pyrazolopyridine core offers unique structural and electronic properties. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of drug candidates targeting various therapeutic areas, including kinase inhibitors.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides due to its bioactive heterocyclic scaffold.
• Organic Synthesis Reagent: Serves as a versatile precursor for amide coupling, esterification, and other derivatization reactions in complex molecule assembly.
• Material Science Research: Potential monomer or functional additive in the development of advanced polymers and organic electronic materials.
• Chemical Reference Standard: Employed as an analytical standard in quality control and method development for related compounds.

Basic Information

Product Name	1-Ethyl-1H-Pyrazolo[3,4-B]Pyridine-5-Carboxylic Acid
CAS No.	926207-75-2
Molecular Formula	C9H9N3O2
Molecular Weight	191.19 g/mol
Synonyms	1-Ethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid; 5-Carboxy-1-ethyl-1H-pyrazolo[3,4-b]pyridine; 1-Ethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid; 1-Ethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid (CAS 926207-75-2); 1-Ethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, 95%; 1-Ethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, 98%; 1-Ethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid, 99%
EINECS	Contact for details

Quality Control

Our 1-Ethyl-1H-Pyrazolo[3,4-B]Pyridine-5-Carboxylic Acid 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) with detailed specifications are provided for each lot 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 place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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