Description

2,4-Dichloro-5,6,7-Trimethoxyquinazoline is a high-value, multi-functional heterocyclic building block and key pharmaceutical intermediate. Its molecular structure, featuring reactive chlorine atoms and methoxy groups, makes it a versatile scaffold for synthesizing complex molecules. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used as a building block for developing novel herbicides and fungicides.
• Chemical Synthesis: Serves as a versatile scaffold for constructing complex quinazoline-based libraries in medicinal chemistry.
• Material Science: Investigated as a precursor for organic electronic materials due to its conjugated quinazoline core.
• Academic & R&D: Essential for fundamental research in heterocyclic chemistry and drug discovery programs.

Basic Information

Product Name	2,4-Dichloro-5,6,7-Trimethoxyquinazoline
CAS No.	61948-64-9
Molecular Formula	C₁₁H₁₀Cl₂N₂O₃
Molecular Weight	289.11 g/mol
Synonyms	5,6,7-Trimethoxy-2,4-dichloroquinazoline; 2,4-Dichloro-5,6,7-trimethoxyquinazoline; Quinazoline, 2,4-dichloro-5,6,7-trimethoxy-; 2,4-Dichloro-5,6,7-trimethoxy-quinazoline
EINECS	Contact for details

Quality Control

Our 2,4-Dichloro-5,6,7-Trimethoxyquinazoline is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical R&D and synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

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). Keep away from strong bases and oxidizing agents.

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%

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