Description

5-Ethyl-7-Trifluoromethyl-Pyrazolo[1,5-A]-Pyrimidine-2-Carboxylic Acid is a high-purity, advanced pharmaceutical intermediate with a defined heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring targeted molecular scaffolds. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in drug discovery and development processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, especially those targeting specific enzymes or receptors.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its pyrazolopyrimidine core for biological activity.
• Chemical Biology & Medicinal Chemistry: Serves as a versatile scaffold for constructing compound libraries for high-throughput screening and structure-activity relationship (SAR) studies.
• Organic Synthesis Building Block: Employed in academic and industrial research for the construction of complex nitrogen-containing heterocycles.

Basic Information

Product Name	5-Ethyl-7-Trifluoromethyl-Pyrazolo[1,5-A]-Pyrimidine-2-Carboxylic Acid
CAS No.	876708-62-2
Molecular Formula	C₁₀H₈F₃N₃O₂
Molecular Weight	259.19 g/mol
Synonyms	5-Ethyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid; 876708-62-2; Pyrazolo[1,5-a]pyrimidine-2-carboxylic acid, 5-ethyl-7-(trifluoromethyl)-; 5-Ethyl-7-trifluoromethylpyrazolo[1,5-a]pyrimidine-2-carboxylic Acid; 5-Ethyl-7-(trifluoromethyl)-1H-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our 5-Ethyl-7-Trifluoromethyl-Pyrazolo[1,5-A]-Pyrimidine-2-Carboxylic Acid 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 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 area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
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.