Description

4-Ethyl-4,7-Dihydro-2-Phenylpyrazolo(1,5-A)Pyrimidin-7-One is a specialized heterocyclic organic compound belonging to the pyrazolopyrimidine class, serving as a key synthetic intermediate. Its value lies in its versatile molecular scaffold, which is crucial for constructing more complex molecules in advanced pharmaceutical and agrochemical research. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, or oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its heterocyclic core for bioactivity.
• Material Science Precursor: Serves as a starting material for creating novel organic electronic materials or ligands for catalytic systems.
• Academic & Contract Research: Essential for universities and CROs (Contract Research Organizations) conducting fundamental research in heterocyclic and medicinal chemistry.
• Fine Chemical Synthesis: Employed in custom synthesis and scale-up projects for producing high-value, low-volume specialty chemicals.

Basic Information

Product Name	4-Ethyl-4,7-Dihydro-2-Phenylpyrazolo(1,5-A)Pyrimidin-7-One
CAS No.	86969-15-5
Molecular Formula	C₁₄H₁₃N₃O
Molecular Weight	239.27 g/mol
Synonyms	4-Ethyl-2-phenyl-4,7-dihydro-2H-pyrazolo[1,5-a]pyrimidin-7-one; 2-Phenyl-4-ethyl-4,7-dihydropyrazolo[1,5-a]pyrimidin-7-one; 86969-15-5; 4-Ethyl-2-phenyl-4,7-dihydro-pyrazolo[1,5-a]pyrimidin-7-one; Pyrazolo[1,5-a]pyrimidin-7-one, 4-ethyl-4,7-dihydro-2-phenyl-; 4-Ethyl-4,7-dihydro-2-phenylpyrazolo[1,5-a]pyrimidin-7-one
EINECS	Contact for details

Quality Control

Our 4-Ethyl-4,7-Dihydro-2-Phenylpyrazolo(1,5-A)Pyrimidin-7-One is produced under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided to guarantee the material meets your research and development requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
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.