Description

4-Chloro-5,7-Dimethoxyquinazoline is a high-purity, functionalized quinazoline derivative serving as a critical building block in advanced organic synthesis. This compound matters for its role as a versatile synthetic intermediate, enabling the construction of complex molecular architectures with precision. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of new active pharmaceutical ingredients (APIs), agrochemicals, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in the development of novel herbicides and fungicides with specific modes of action.
• Chemical Biology: Serves as a scaffold or probe in the study of enzyme function and biological pathways.
• Material Science: A potential monomer or additive for creating functional polymers and advanced organic materials.
• Academic & Contract Research: Employed in medicinal chemistry programs and custom synthesis projects.

Basic Information

Product Name	4-Chloro-5,7-Dimethoxyquinazoline
CAS No.	884340-91-4
Molecular Formula	C₁₁H₁₁ClN₂O₂
Molecular Weight	238.67 g/mol
Synonyms	5,7-Dimethoxy-4-chloroquinazoline; 4-Chloro-5,7-dimethoxyquinazoline; Quinazoline, 4-chloro-5,7-dimethoxy-; 884340-91-4
EINECS	Contact for details

Quality Control

Our 4-Chloro-5,7-Dimethoxyquinazoline is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is 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 a controlled room temperature (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 crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
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.