Description

6-Methoxy-Pyrazolo[1,5-A]Pyridine-3-Carboxylic Acid Ethyl Ester is a high-purity, advanced pharmaceutical intermediate of significant commercial interest. This compound serves as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for therapeutic agents targeting complex diseases. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for its unique fused heterocyclic structure, which enables the development of molecules with specific biological activities.

Application

• Pharmaceutical Intermediate: A key precursor in the research and development of new drug candidates, especially for oncology, antiviral, and central nervous system (CNS) applications.
• Agrochemical Synthesis: Used in the creation of novel pesticides and herbicides, leveraging its pyrazolopyridine core for targeted biological activity.
• Chemical Research: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Material Science: Potential use in the development of organic electronic materials and specialty dyes due to its conjugated system.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects under cGMP conditions.

Basic Information

Product Name	6-Methoxy-Pyrazolo[1,5-A]Pyridine-3-Carboxylic Acid Ethyl Ester
CAS No.	885276-41-5
Molecular Formula	C12H12N2O3
Molecular Weight	232.24 g/mol
Synonyms	Ethyl 6-Methoxypyrazolo[1,5-a]pyridine-3-carboxylate; 6-Methoxy-1H-pyrazolo[1,5-a]pyridine-3-carboxylic acid ethyl ester; 6-Methoxypyrazolo[1,5-a]pyridine-3-carboxylic Acid Ethyl Ester; Pyrazolo[1,5-a]pyridine-3-carboxylic acid, 6-methoxy-, ethyl ester; CAS 885276-41-5
EINECS	Contact for details

Quality Control

Our 6-Methoxy-Pyrazolo[1,5-A]Pyridine-3-Carboxylic Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure it meets the stringent requirements for pharmaceutical R&D. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support development projects with custom purity grades and can align with relevant pharmacopeial standards as 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 (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to ensure optimal stability.

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.