Description

Ethyl 3-Cyanopyrazolo[1,5-A]Pyrimidine-7-Carboxylate is a high-purity, advanced pharmaceutical intermediate characterized by its fused heterocyclic pyrazolopyrimidine core. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in kinase inhibitor research. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and fine chemical industries for developing new therapeutic agents and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of targeted kinase inhibitors and other small-molecule drug candidates.
• Agrochemical Research: Used in the development of new herbicides and fungicides with specific modes of action.
• Chemical Biology Probes: Serves as a scaffold for creating tool compounds to study enzyme function and cellular signaling pathways.
• Material Science: Potential building block for organic electronic materials and specialty polymers.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations engaged in custom synthesis and process development.

Basic Information

Product Name	Ethyl 3-Cyanopyrazolo[1,5-A]Pyrimidine-7-Carboxylate
CAS No.	950057-07-5
Molecular Formula	C11H8N4O2
Molecular Weight	228.21 g/mol
Synonyms	Ethyl 3-cyanopyrazolo[1,5-a]pyrimidine-7-carboxylate; 7-Carbethoxy-3-cyanopyrazolo[1,5-a]pyrimidine; 3-Cyano-7-ethoxycarbonylpyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine-7-carboxylic acid, 3-cyano-, ethyl ester; 950057-07-5; EC 619-290-7
EINECS	619-290-7

Quality Control

Our Ethyl 3-Cyanopyrazolo[1,5-A]Pyrimidine-7-Carboxylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements for pharmaceutical R&D. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

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 incompatible materials. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.