Description

4H-Pyrazolo[3,4-D]Pyrimidin-4-One,2,5-Dihydro-5-Methyl-(9Ci) is a high-purity heterocyclic organic compound that serves as a critical advanced intermediate in modern pharmaceutical research and development. Its unique fused pyrazolopyrimidinone structure makes it a valuable scaffold for synthesizing novel active pharmaceutical ingredients (APIs) and bioactive molecules. This compound is primarily utilized by research institutions and pharmaceutical companies engaged in the discovery of new therapeutic agents.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of potential drug candidates targeting various diseases.
• Medicinal Chemistry Research: Used as a core scaffold in structure-activity relationship (SAR) studies and lead optimization programs.
• Biochemical Tool Compound: Employed in biochemical assays to study enzyme inhibition and cellular signaling pathways.
• Organic Synthesis: Serves as a versatile precursor for the construction of more complex nitrogen-containing heterocycles.
• Contract Research & Development (CRO): Supplied to CROs and CDMOs for custom synthesis and process development projects.

Basic Information

Product Name	4H-Pyrazolo[3,4-D]Pyrimidin-4-One,2,5-Dihydro-5-Methyl-(9Ci)
CAS No.	343271-15-8
Molecular Formula	C6H6N4O
Molecular Weight	150.14 g/mol
Synonyms	5-Methyl-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-4-one; 5-Methyl-2,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one; 343271-15-8; 5-Methyl-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-4-one (9CI); 1H-Pyrazolo[3,4-d]pyrimidin-4(5H)-one, 5-methyl-; 5-Methyl-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-4-one; Pyrazolo[3,4-d]pyrimidin-4-one, 2,5-dihydro-5-methyl-
EINECS	Contact for details

Quality Control

Our 4H-Pyrazolo[3,4-D]Pyrimidin-4-One,2,5-Dihydro-5-Methyl-(9Ci) 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 the high standards required for research and development. Certificates of Analysis (COA) with complete analytical data are provided for each lot.

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). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.