Description

7-Chloro-3-(3,4-Dimethoxyphenyl)-2,5-Dimethylpyrazolo[1,5-A]Pyrimidine is a high-purity, heterocyclic organic compound of significant interest in advanced chemical synthesis. This molecule serves as a critical pharmacophore and versatile synthetic building block for research and development. It is primarily sought after by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in developing novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and oncology research.
• Chemical Biology Probe: Used in academic and industrial research to study biological pathways and protein interactions due to its specific pyrazolopyrimidine scaffold.
• Agrochemical Research: Serves as a building block for developing new crop protection agents and herbicides.
• Material Science: Potential intermediate for creating specialty polymers or organic electronic materials with specific optoelectronic properties.
• Reference Standard: Supplied as a high-purity analytical standard for quality control and method development in analytical laboratories.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs performing bespoke synthesis for clients.

Basic Information

Product Name	7-Chloro-3-(3,4-Dimethoxyphenyl)-2,5-Dimethylpyrazolo[1,5-A]Pyrimidine
CAS No.	900295-57-0
Molecular Formula	C₁₆H₁₆ClN₃O₂
Molecular Weight	317.77 g/mol
Synonyms	7-Chloro-2,5-dimethyl-3-(3,4-dimethoxyphenyl)pyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine, 7-chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethyl-; 900295-57-0; 7-Chloro-3-(3,4-dimethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine; 2,5-Dimethyl-7-chloro-3-(3,4-dimethoxyphenyl)pyrazolo[1,5-a]pyrimidine
EINECS	Contact for details

Quality Control

Our 7-Chloro-3-(3,4-Dimethoxyphenyl)-2,5-Dimethylpyrazolo[1,5-A]Pyrimidine is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR, MS), to ensure it meets exacting R&D and process chemistry standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

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). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches 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.