Description

6-Bromo-2-cyclopropylpyrazolo[1,5-a]pyrimidine is a high-purity, advanced pharmaceutical intermediate belonging to the pyrazolopyrimidine class of heterocyclic compounds. Its value lies in its role as a critical building block for the synthesis of novel, biologically active molecules, particularly in medicinal chemistry and drug discovery. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing new therapeutic agents and crop protection solutions.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of kinase inhibitors and other targeted small-molecule drugs for oncology and inflammatory diseases.
• Medicinal Chemistry Research: Used in lead optimization and structure-activity relationship (SAR) studies to explore new chemical entities.
• Agrochemical Development: Serves as a building block for creating novel pesticides and herbicides with specific modes of action.
• Chemical Biology Probes: Utilized in the development of molecular probes to study enzyme function and biological pathways.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for scale-up and production of client-specific compounds.

Basic Information

Product Name	6-Bromo-2-cyclopropylpyrazolo[1,5-a]pyrimidine
CAS No.	916256-68-3
Molecular Formula	C9H8BrN3
Molecular Weight	238.09 g/mol
Synonyms	6-Bromo-2-cyclopropylpyrazolo[1,5-a]pyrimidine; 2-Cyclopropyl-6-bromopyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine, 6-bromo-2-cyclopropyl-; 916256-68-3; 6-Bromo-2-cyclopropyl-pyrazolo[1,5-a]pyrimidine; 6-Bromo-2-cyclopropyl-1H-pyrazolo[1,5-a]pyrimidine
EINECS	Contact for details

Quality Control

Our 6-Bromo-2-cyclopropylpyrazolo[1,5-a]pyrimidine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with customer specifications and relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 97.0%
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.