Description

4-Chloro-3,6-Dimethylisoxazolo[5,4-D]Pyrimidine is a high-purity, heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique fused isoxazole-pyrimidine structure makes it a valuable intermediate for developing novel active pharmaceutical ingredients (APIs) and agrochemicals. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create new molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in oncology and antiviral therapeutic areas.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Chemical Research: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Material Science Precursor: Potential use in the synthesis of organic electronic materials or ligands for catalytic systems.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects.

Basic Information

Product Name	4-Chloro-3,6-Dimethylisoxazolo[5,4-D]Pyrimidine
CAS No.	1023758-00-0
Molecular Formula	C8H6ClN3O
Molecular Weight	195.61 g/mol
Synonyms	4-Chloro-3,6-dimethylisoxazolo[5,4-d]pyrimidine; 4-Chloro-3,6-dimethyl[5,4-d]isoxazolopyrimidine; 1023758-00-0; Isoxazolo[5,4-d]pyrimidine, 4-chloro-3,6-dimethyl-; 3,6-Dimethyl-4-chloroisoxazolo[5,4-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 4-Chloro-3,6-Dimethylisoxazolo[5,4-D]Pyrimidine 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. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.