Description

3-Bromo-6-Methylpyrazolo[1,5-A]Pyrimidine is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a versatile intermediate in the development of novel pharmacologically active molecules, particularly in medicinal chemistry and drug discovery. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific bromo-substituted pyrazolopyrimidine motifs into their target compounds.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new active pharmaceutical ingredients (APIs), especially kinase inhibitors and other small molecule therapeutics.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and plant growth regulators that leverage the pyrazolopyrimidine scaffold.
• Material Science Precursor: Serves as a building block for creating organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components for organic light-emitting diodes (OLEDs).
• Chemical Biology Probe Development: Employed in the design and synthesis of molecular probes to study biological pathways and enzyme functions.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific custom synthesis projects.
• Academic & Institutional Research: Used in university and government laboratories for fundamental studies in heterocyclic chemistry and reaction methodology development.

Basic Information

Product Name	3-Bromo-6-Methylpyrazolo[1,5-A]Pyrimidine
CAS No.	1263060-64-5
Molecular Formula	C7H6BrN3
Molecular Weight	212.05 g/mol
Synonyms	3-Bromo-6-methylpyrazolo[1,5-a]pyrimidine; 6-Methyl-3-bromopyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine, 3-bromo-6-methyl-; 3-Bromo-6-methyl-1H-pyrazolo[1,5-a]pyrimidine; 3-Bromo-6-methylpyrazolopyrimidine
EINECS	Contact for details

Quality Control

Our 3-Bromo-6-Methylpyrazolo[1,5-A]Pyrimidine 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. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥97.0% (Area %)
Water Content (KF)	≤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.