Description

3-Methyl-4H-Pyrazolo[1,5-A]Pyrimidin-7-One is a high-purity heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique fused pyrazolo-pyrimidinone structure makes it a valuable intermediate for developing novel active pharmaceutical ingredients (APIs) and functional materials. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for its role in creating molecules with targeted biological and physical properties.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and plant growth regulators, leveraging its heterocyclic core.
• Material Science: Serves as a precursor for organic electronic materials, such as ligands for OLEDs or components in conductive polymers.
• Chemical Synthesis: Acts as a versatile building block for constructing more complex heterocyclic systems in medicinal and combinatorial chemistry.
• Biochemical Research: Utilized as a scaffold or probe in biochemical assays and for studying enzyme-substrate interactions.

Basic Information

Product Name	3-Methyl-4H-Pyrazolo[1,5-A]Pyrimidin-7-One
CAS No.	104556-85-6
Molecular Formula	C7H7N3O
Molecular Weight	149.15 g/mol
Synonyms	3-Methyl-4H-pyrazolo[1,5-a]pyrimidin-7-one; 7H-Pyrazolo[1,5-a]pyrimidin-7-one, 3-methyl-; 3-Methylpyrazolo[1,5-a]pyrimidin-7-one; 3-Methyl-7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine; 3-Methyl-4H-pyrazolo[1,5-a]pyrimidin-7(7H)-one
EINECS	Contact for details

Quality Control

Our 3-Methyl-4H-Pyrazolo[1,5-A]Pyrimidin-7-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with customer specifications and supporting regulatory requirements for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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