Description

4H-Pyrazolo[3,4-D]Pyrimidin-4-One, 3,5-Dihydro- (9Ci) is a high-purity heterocyclic organic compound that serves as a critical advanced intermediate in modern synthetic chemistry. Its fused pyrazolo-pyrimidinone core structure makes it a valuable building block for the development of novel pharmaceutical agents and agrochemicals. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for its role in creating active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of kinase inhibitors, antiviral agents, and other small-molecule therapeutics targeting specific biological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its bioactive heterocyclic scaffold.
• Chemical Biology & Medicinal Chemistry: Serves as a versatile scaffold for constructing compound libraries in high-throughput screening and structure-activity relationship (SAR) studies.
• Fine Chemical Synthesis: Employed as a specialized building block for synthesizing complex molecules in custom synthesis and process development.
• Material Science Research: Potential precursor for nitrogen-rich heterocyclic compounds used in advanced material applications.

Basic Information

Product Name	4H-Pyrazolo[3,4-D]Pyrimidin-4-One, 3,5-Dihydro- (9Ci)
CAS No.	161746-79-8
Molecular Formula	C5H4N4O
Molecular Weight	136.11 g/mol
Synonyms	3,5-Dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one; 4H-Pyrazolo[3,4-d]pyrimidin-4-one, 3,5-dihydro-; Pyrazolo[3,4-d]pyrimidin-4(5H)-one; 1H-Pyrazolo[3,4-d]pyrimidin-4(5H)-one; 5H-Pyrazolo[3,4-d]pyrimidin-4-one; 1,5-Dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one
EINECS	Contact for details

Quality Control

Our 4H-Pyrazolo[3,4-D]Pyrimidin-4-One, 3,5-Dihydro- (9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

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 away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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