Description

3-Bromo-5,6-Dimethylpyrazolo[1,5-A]Pyrimidin-7(4H)-One is a high-purity, advanced pharmaceutical intermediate and heterocyclic building block. This compound is valued for its role as a key synthon in the development of novel active pharmaceutical ingredients (APIs), particularly in kinase inhibitor research and other targeted therapeutic areas. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of potential drug candidates, especially kinase inhibitors and other small molecule therapeutics.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its heterocyclic core.
• Chemical Biology & Medicinal Chemistry: Serves as a versatile scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery programs.
• Organic Synthesis: Employed in academic and industrial research for constructing complex pyrazolo[1,5-a]pyrimidine derivatives due to its reactive bromo substituent.
• Material Science Precursor: Investigated as a precursor for organic electronic materials and functional dyes.

Basic Information

Product Name	3-Bromo-5,6-Dimethylpyrazolo[1,5-A]Pyrimidin-7(4H)-One
CAS No.	1310318-42-3
Molecular Formula	C8H8BrN3O
Molecular Weight	242.07 g/mol
Synonyms	3-Bromo-5,6-dimethyl-4,7-dihydropyrazolo[1,5-a]pyrimidin-7-one; 3-Bromo-5,6-dimethyl-7H-pyrazolo[1,5-a]pyrimidin-7-one; 1310318-42-3; 3-Bromo-5,6-dimethylpyrazolo[1,5-a]pyrimidin-7(4H)-one; 3-Bromo-5,6-dimethyl-4,7-dihydro-pyrazolo[1,5-a]pyrimidin-7-one; 3-Bromo-5,6-dimethyl-7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine
EINECS	Contact for details

Quality Control

Our 3-Bromo-5,6-Dimethylpyrazolo[1,5-A]Pyrimidin-7(4H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our quality commitment supports applications requiring high standards, from research to pre-clinical development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere for long-term storage to maintain stability.

Specification

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