Description

Ethyl 2-Bromopyrazolo[1,5-A]Pyrimidine-3-Carboxylate is a high-purity, advanced pharmaceutical intermediate and versatile heterocyclic building block. This compound is critical for the synthesis of complex molecules, offering a reactive bromine site and ester functionality for further derivatization. It is primarily utilized by research and development chemists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of kinase inhibitors, antiviral agents, and other small molecule therapeutics.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a precursor for organic electronic materials, such as OLED emitters or charge transport layers.
• Chemical Biology: Employed in the creation of molecular probes and labeled compounds for biological target identification.
• Academic & Contract Research: Essential for medicinal chemistry programs and structure-activity relationship (SAR) studies in university and CRO laboratories.
• Custom Synthesis: A starting point for the contract manufacturing of complex, proprietary compounds for client-specific applications.

Basic Information

Product Name	Ethyl 2-Bromopyrazolo[1,5-A]Pyrimidine-3-Carboxylate
CAS No.	1394003-51-0
Molecular Formula	C9H8BrN3O2
Molecular Weight	270.08 g/mol
Synonyms	Ethyl 2-Bromo-1H-pyrazolo[1,5-a]pyrimidine-3-carboxylate; 2-Bromo-1H-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid ethyl ester; 2-Bromopyrazolo[1,5-a]pyrimidine-3-carboxylic Acid Ethyl Ester; Ethyl 2-bromopyrazolo[1,5-a]pyrimidine-3-carboxylate; 1394003-51-0; Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 2-bromo-, ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 2-Bromopyrazolo[1,5-A]Pyrimidine-3-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes to support your regulatory and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.