Description

7-Chloro-1-Methyl-1H-Pyrazolo[4,3-D]Pyrimidine is a high-value heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. This specialized pyrazolopyrimidine derivative is essential for research and development in pharmaceutical chemistry, enabling the creation of novel therapeutic agents. It is primarily sought 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 key synthetic precursor in the development of active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in the synthesis of novel compounds for crop protection and pesticide development.
• Chemical Biology Probe: Serves as a core scaffold for designing molecular probes to study biological pathways and enzyme functions.
• Fine Chemical Synthesis: Employed in custom synthesis and contract manufacturing for producing high-value, complex organic molecules.
• Academic & Institutional R&D: Utilized in university and research institute laboratories for methodological studies and novel heterocycle chemistry.

Basic Information

Product Name	7-Chloro-1-Methyl-1H-Pyrazolo[4,3-D]Pyrimidine
CAS No.	923282-39-7
Molecular Formula	C7H5ClN4
Molecular Weight	180.59 g/mol
Synonyms	7-Chloro-1-methyl-1H-pyrazolo[4,3-d]pyrimidine; 1-Methyl-7-chloro-1H-pyrazolo[4,3-d]pyrimidine; 7-Chloro-1-methylpyrazolo[4,3-d]pyrimidine; Pyrazolo[4,3-d]pyrimidine, 7-chloro-1-methyl-; 923282-39-7; 1H-Pyrazolo[4,3-d]pyrimidine, 7-chloro-1-methyl-
EINECS	Contact for details

Quality Control

Our 7-Chloro-1-Methyl-1H-Pyrazolo[4,3-D]Pyrimidine is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with customer specifications and supporting regulatory filings for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH guidelines
Loss on Drying	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.