Description

Isoxazolo[4,5-D]Pyrimidine (8Ci,9Ci) is a heterocyclic organic compound featuring a fused isoxazole and pyrimidine ring system, serving as a versatile and high-value synthetic building block. This bicyclic scaffold is of significant interest for its role in medicinal chemistry and advanced materials research, enabling the development of novel molecular architectures. It is primarily sought by research institutions and pharmaceutical companies engaged in the discovery of new active pharmaceutical ingredients (APIs) and functional materials. The compound, identified by CAS number 7486-06-8, is supplied under stringent quality control to ensure consistency for critical synthetic applications.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition or other enzyme-related pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides that leverage the biological activity of the fused heterocyclic core.
• Material Science: Serves as a building block for organic semiconductors, ligands for metal-organic frameworks (MOFs), or other functional organic materials.
• Academic & R&D: Employed in university and corporate laboratories for methodological studies in heterocyclic chemistry and the exploration of new chemical spaces.
• Chemical Biology: Utilized as a molecular probe or scaffold for studying protein-ligand interactions and biological mechanisms.

Basic Information

Product Name	Isoxazolo[4,5-D]Pyrimidine (8Ci,9Ci)
CAS No.	7486-06-8
Molecular Formula	C5H3N3O
Molecular Weight	121.10 g/mol
Synonyms	Isoxazolo[4,5-d]pyrimidine; 1H-Isoxazolo[4,5-d]pyrimidine; Isoxazolo(4,5-d)pyrimidine; 8CI,9CI-Isoxazolopyrimidine; 7486-06-8; Isoxazolopyrimidine; Fused isoxazole-pyrimidine; 1H-Isoxazolo[4,5-d]pyrimidine
EINECS	Contact for details

Quality Control

Our Isoxazolo[4,5-D]Pyrimidine (8Ci,9Ci) is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and compliance with your internal quality protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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