Description

5,7-Dichloropyrazolo[1,5-A]Pyrimidine is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. Its core value lies in its versatile halogenated pyrazolopyrimidine scaffold, which serves as a critical precursor for constructing complex molecular architectures. This compound is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in kinase inhibitor and anticancer agent research.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a building block for organic electronic materials, such as ligands for OLEDs or conductive polymers.
• Chemical Biology Probe Development: Utilized in creating labeled compounds and molecular probes for studying biological pathways.
• Custom Synthesis & Contract Manufacturing: A fundamental starting material for custom synthesis projects requiring functionalized pyrazolopyrimidine cores.
• Academic & Industrial R&D: Employed in discovery chemistry for exploring new heterocyclic chemistry and reaction methodologies.

Basic Information

Product Name	5,7-Dichloropyrazolo[1,5-A]Pyrimidine
CAS No.	57489-77-7
Molecular Formula	C6H2Cl2N4
Molecular Weight	201.01 g/mol
Synonyms	5,7-Dichloro-1H-pyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine, 5,7-dichloro-; 5,7-Dichloropyrazolo[1,5-a]pyrimidine; 1H-Pyrazolo[1,5-a]pyrimidine, 5,7-dichloro-; 5,7-Dichloro-1H-pyrazolo[1,5-a]pyrimidine; 5,7-Dichloro-pyrazolo[1,5-a]pyrimidine
EINECS	Contact for details

Quality Control

Our 5,7-Dichloropyrazolo[1,5-A]Pyrimidine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity, and is supplied with a corresponding Certificate of Analysis (COA). We adhere to cGMP principles where applicable to support our customers' regulatory and research requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.