Description

Ethyl 3-Cyano-7-Oxo-4,7-Dihydropyrazolo[1,5-A]Pyrimidine-6-Carboxylate is a high-purity, advanced pharmaceutical intermediate characterized by its fused heterocyclic structure. This compound is critical for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex molecular scaffolds. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of new drugs and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex drug candidates, especially those with pyrazolopyrimidine cores.
• Organic Synthesis Research: Used in academic and industrial R&D for constructing novel heterocyclic compounds and exploring new chemical spaces.
• Agrochemical Development: Acts as a precursor in the research and development of new crop protection agents and pesticides.
• Material Science: Investigated for potential use in the creation of specialty chemicals and functional materials.

Basic Information

Product Name	Ethyl 3-Cyano-7-Oxo-4,7-Dihydropyrazolo[1,5-A]Pyrimidine-6-Carboxylate
CAS No.	64689-83-4
Molecular Formula	C₁₀H₈N₄O₃
Molecular Weight	232.20 g/mol
Synonyms	Ethyl 3-cyano-7-oxo-4,7-dihydro-1H-pyrazolo[1,5-a]pyrimidine-6-carboxylate; 6-Carbethoxy-3-cyano-4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine; Ethyl 3-cyano-7-oxo-4,7-dihydro-1H-pyrazolo[1,5-a]pyrimidine-6-carboxylate; 64689-83-4; Pyrazolo[1,5-a]pyrimidine-6-carboxylic acid, 3-cyano-4,7-dihydro-7-oxo-, ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 3-Cyano-7-Oxo-4,7-Dihydropyrazolo[1,5-A]Pyrimidine-6-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure high purity and consistent quality suitable for research and pharmaceutical applications. A comprehensive Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.