Description

7-Chloro-1,3-Dimethyl-1H-Pyrazolo[4,3-D]Pyrimidine is a high-purity, heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. Its value lies in its role as a versatile and reactive scaffold for constructing complex molecules, particularly in pharmaceutical research and development. This intermediate is essential for scientists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality raw materials for API development and fine chemical production.

Application

This specialized pyrazolopyrimidine derivative is a key intermediate with significant utility across several high-value sectors:

• Pharmaceutical Intermediate: Primary use as a core scaffold in the research and synthesis of novel active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Synthesis: Serves as a precursor in the development of new herbicides, fungicides, and plant growth regulators.
• Biochemical Research: Utilized as a tool compound or precursor in medicinal chemistry for probing biological pathways and structure-activity relationship (SAR) studies.
• Fine Chemical Production: Acts as a building block for synthesizing complex dyes, pigments, and other performance chemicals.
• Academic & Contract Research: Employed in university and CRO (Contract Research Organization) laboratories for method development and novel compound library synthesis.

Basic Information

Product Name	7-Chloro-1,3-Dimethyl-1H-Pyrazolo[4,3-D]Pyrimidine
CAS No.	89239-18-9
Molecular Formula	C7H7ClN4
Molecular Weight	182.61 g/mol
Synonyms	7-Chloro-1,3-dimethyl-1H-pyrazolo[4,3-d]pyrimidine; 1H-Pyrazolo[4,3-d]pyrimidine, 7-chloro-1,3-dimethyl-; 7-Chloro-1,3-dimethylpyrazolo[4,3-d]pyrimidine; 89239-18-9; 1,3-Dimethyl-7-chloro-1H-pyrazolo[4,3-d]pyrimidine; 7-Chloro-1,3-dimethyl-1H-pyrazolo[4,3-d]pyrimidine; Pyrazolo[4,3-d]pyrimidine, 7-chloro-1,3-dimethyl-
EINECS	Contact for details

Quality Control

Our 7-Chloro-1,3-Dimethyl-1H-Pyrazolo[4,3-D]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. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment aligns with cGMP principles where applicable, ensuring a reliable supply for demanding R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, containers must be kept tightly sealed to exclude moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.