Description

Methyl 5,7-Dichloropyrazolo[1,5-A]Pyrimidine-3-Carboxylate is a high-purity, advanced pharmaceutical intermediate characterized by its fused heterocyclic structure. This compound is of significant value for its role as a key synthetic building block in the development of novel active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of potential drug candidates, particularly those targeting kinase inhibition and other biological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides due to its bioactive pyrazolopyrimidine core.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex heterocyclic compounds in medicinal and process chemistry.
• Material Science Research: Investigated for potential applications in creating organic electronic materials and ligands for catalysis.

Basic Information

Product Name	Methyl 5,7-Dichloropyrazolo[1,5-A]Pyrimidine-3-Carboxylate
CAS No.	1053656-37-3
Molecular Formula	C8H5Cl2N3O2
Molecular Weight	246.05 g/mol
Synonyms	5,7-Dichloro-3-(methoxycarbonyl)pyrazolo[1,5-a]pyrimidine; Methyl 5,7-dichloro-1H-pyrazolo[1,5-a]pyrimidine-3-carboxylate; 5,7-Dichloro-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid methyl ester; Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 5,7-dichloro-, methyl ester
EINECS	Contact for details

Quality Control

Our Methyl 5,7-Dichloropyrazolo[1,5-A]Pyrimidine-3-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory 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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which may affect product stability.

Specification

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