Description

1-Ethyl-1H-Pyrazolo[3,4-D]Pyrimidin-4(5H)-One is a high-purity heterocyclic organic compound, serving as a critical advanced pharmaceutical intermediate. Its value lies in its role as a versatile building block for the synthesis of complex molecules, particularly in medicinal chemistry. This product is essential for research and development laboratories, pharmaceutical manufacturers, and fine chemical producers focused on creating novel active pharmaceutical ingredients (APIs) and other specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of purine nucleoside analogs and other biologically active molecules.
• Medicinal Chemistry Research: Used as a core scaffold for designing and developing new drug candidates targeting various enzymes and receptors.
• API Synthesis: Integral to the multi-step production of complex Active Pharmaceutical Ingredients, particularly in oncology and antiviral therapeutic areas.
• Biochemical Tool Compound: Serves as a reference standard or a starting material for creating probes used in biochemical and pharmacological assays.
• Fine Chemical Production: Employed in the custom synthesis of specialty chemicals for advanced material science and agrochemical research.

Basic Information

Product Name	1-Ethyl-1H-Pyrazolo[3,4-D]Pyrimidin-4(5H)-One
CAS No.	89852-92-6
Molecular Formula	C7H8N4O
Molecular Weight	164.16 g/mol
Synonyms	1-Ethyl-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-4-one; 1-Ethyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one; 1-Ethyl-4,5-dihydropyrazolo[3,4-d]pyrimidin-4-one; 4(5H)-Pyrazolo[3,4-d]pyrimidinone, 1-ethyl-1,5-dihydro-; 1-Ethyl-1H-pyrazolo[3,4-d]pyrimidin-4-ol; 89852-92-6 (CAS)
EINECS	Contact for details

Quality Control

Our 1-Ethyl-1H-Pyrazolo[3,4-D]Pyrimidin-4(5H)-One 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 assay and purity, and is supplied with a detailed Certificate of Analysis (COA). We adhere to cGMP principles where applicable to support our customers in regulated pharmaceutical development.

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. 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 structure
Assay (HPLC)	≥ 98.0%
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 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.