Description

Ethyl 7-Thien-2-Ylpyrazolo[1,5-A]Pyrimidine-2-Carboxylate is a high-purity, advanced pharmaceutical intermediate belonging to the pyrazolopyrimidine class of heterocyclic compounds. This compound is of significant value 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. Research and development teams in the global pharmaceutical, agrochemical, and specialty chemical industries require this precise intermediate to drive innovation in drug discovery and material science programs.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the research and synthesis of potential drug candidates, especially kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in developing new active ingredients for crop protection products, leveraging its heterocyclic structure.
• Material Science: Acts as a building block for creating novel organic electronic materials or specialty polymers with specific optoelectronic properties.
• Academic & Contract Research: Essential for medicinal chemistry programs in universities and CROs (Contract Research Organizations) exploring new chemical entities.
• Process Chemistry Development: Employed in scaling up synthetic routes from laboratory to pilot plant and commercial manufacturing scales.
• Reference Standard: Used as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	Ethyl 7-Thien-2-Ylpyrazolo[1,5-A]Pyrimidine-2-Carboxylate
CAS No.	938016-74-1
Molecular Formula	C13H11N3O2S
Molecular Weight	273.31 g/mol
Synonyms	Ethyl 7-(thiophen-2-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylate; 7-(2-Thienyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic Acid Ethyl Ester; Pyrazolo[1,5-a]pyrimidine-2-carboxylic acid, 7-(2-thienyl)-, ethyl ester; 938016-74-1; Ethyl 7-(2-thienyl)pyrazolo[1,5-a]pyrimidine-2-carboxylate
EINECS	Contact for details

Quality Control

Our Ethyl 7-Thien-2-Ylpyrazolo[1,5-A]Pyrimidine-2-Carboxylate is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with customer specifications and current industry standards for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Individual impurity ≤ 0.5%
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.