Description

4-Chloro-5-Methoxyquinazoline is a high-purity, versatile quinazoline derivative serving as a critical building block in advanced organic synthesis. This compound is valued for its reactive chloro and methoxy substituents, which enable precise functionalization for creating complex molecular architectures. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of targeted kinase inhibitors and other biologically active quinazoline-based compounds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a monomer or functionalizing agent in the creation of specialty polymers and organic electronic materials.
• Academic & R&D: Essential for methodological studies in heterocyclic chemistry and for exploring new reaction pathways.
• Fine Chemical Synthesis: Employed in custom synthesis and contract manufacturing for producing high-value, complex molecules.

Basic Information

Product Name	4-Chloro-5-Methoxyquinazoline
CAS No.	179246-14-1
Molecular Formula	C9H7ClN2O
Molecular Weight	194.62 g/mol
Synonyms	5-Methoxy-4-chloroquinazoline; 4-Chloro-5-methoxy-quinazoline; Quinazoline, 4-chloro-5-methoxy-; 179246-14-1
EINECS	Contact for details

Quality Control

Our 4-Chloro-5-Methoxyquinazoline is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, 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, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; ensure containers are kept sealed to minimize exposure to atmospheric moisture and light.

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.