Description

1-(4-Fluorophenyl)-6-Mercapto-1,5-Dihydro-4H-Pyrazolo[3,4-D]Pyrimidin-4-One is a high-purity, heterocyclic organic compound with the CAS number 289651-64-5. This specialized pyrazolopyrimidinone derivative is a critical pharmaceutical intermediate and research chemical used in the development of novel therapeutic agents. It is primarily sought by pharmaceutical R&D and fine chemical synthesis sectors for its unique structural framework.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potential kinase inhibitors and other targeted small-molecule drugs.
• Biochemical Research: Used as a reference standard or probe compound in enzymatic and cellular assays to study biological pathways.
• Medicinal Chemistry: Serves as a core scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex, high-value specialty chemicals for advanced applications.
• Academic Research: Utilized in universities and research institutes for investigating novel heterocyclic chemistry and reaction mechanisms.

Basic Information

Item	Detail
Product Name	1-(4-Fluorophenyl)-6-Mercapto-1,5-Dihydro-4H-Pyrazolo[3,4-D]Pyrimidin-4-One
CAS No.	289651-64-5
Molecular Formula	C11H7FN4OS
Molecular Weight	262.26 g/mol
Synonyms	1-(4-Fluorophenyl)-6-mercapto-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-4-one; 6-Mercapto-1-(4-fluorophenyl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one; 289651-64-5; 1-(p-Fluorophenyl)-6-mercapto-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one; 4H-Pyrazolo[3,4-d]pyrimidin-4-one, 1-(4-fluorophenyl)-1,5-dihydro-6-mercapto-
EINECS	Contact for details

Quality Control

Our production of 1-(4-Fluorophenyl)-6-Mercapto-1,5-Dihydro-4H-Pyrazolo[3,4-D]Pyrimidin-4-One adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research or synthesis requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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