Description

Pyrazolo[1,5-A]Pyrimidin-5(4H)-One, 7-Amino- (9Ci) is a high-value heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. This compound matters for its role as a versatile intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. Pharmaceutical R&D teams and fine chemical manufacturers need this high-purity intermediate to drive innovation in drug discovery and specialty chemical production.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in kinase inhibitor research and other targeted therapies.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and plant growth regulators.
• Material Science Research: Employed as a monomer or functional component in the creation of advanced organic electronic materials and polymers.
• Biochemical Tool Compound: Serves as a core scaffold for developing probes and inhibitors in biochemical and pharmacological studies.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized heterocyclic dyes and high-performance pigments.
• Academic & Contract Research: Supplied to universities and CROs for fundamental organic chemistry research and method development.

Basic Information

Product Name	Pyrazolo[1,5-A]Pyrimidin-5(4H)-One, 7-Amino- (9Ci)
CAS No.	89418-10-0
Molecular Formula	C6H6N4O
Molecular Weight	150.14 g/mol
Synonyms	7-Aminopyrazolo[1,5-a]pyrimidin-5(4H)-one; 7-Amino-4H-pyrazolo[1,5-a]pyrimidin-5-one; 7-Amino-5H-pyrazolo[1,5-a]pyrimidin-5-one; 7-Amino-4,5-dihydropyrazolo[1,5-a]pyrimidin-5-one; 89418-10-0; Pyrazolo[1,5-a]pyrimidin-5(4H)-one, 7-amino-; 7-Amino-4,5-dihydro-1H-pyrazolo[1,5-a]pyrimidin-5-one
EINECS	Contact for details

Quality Control

Our production of Pyrazolo[1,5-A]Pyrimidin-5(4H)-One, 7-Amino- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability for your critical syntheses. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by NMR and IR spectroscopy. Certificates of Analysis (COA) detailing all specifications are provided with every shipment, and we support compliance with cGMP and ISO 9001 standards for pharmaceutical-grade material upon request.

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 an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
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.