Description

4,6,7-Trichloroquinazoline CAS NO 57940-05-3 is a versatile halogenated heterocyclic building block of significant importance in advanced organic synthesis. Its core quinazoline scaffold, functionalized with three chlorine atoms, makes it a key intermediate for constructing complex molecules with tailored properties. 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 crucial precursor in the synthesis of various biologically active quinazoline derivatives, including kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging the bioactivity of the quinazoline core.
• Material Science Research: Serves as a building block for creating organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components for organic semiconductors.
• Dye and Pigment Chemistry: Acts as an intermediate in the production of specialized dyes and pigments due to its aromatic structure and reactivity.
• Academic & R&D: Employed in medicinal chemistry and organic synthesis research for method development and exploring new chemical spaces.
• Custom Synthesis: A starting material for contract research and manufacturing organizations (CROs/CMOs) producing custom fine chemicals for client projects.

Basic Information

Product Name	4,6,7-Trichloroquinazoline
CAS No.	57940-05-3
Molecular Formula	C8H3Cl3N2
Molecular Weight	233.48 g/mol
Synonyms	4,6,7-Trichloroquinazoline; Quinazoline, 4,6,7-trichloro-; 4,6,7-Trichloro-quinazoline; 4,6,7-Trichloro-1,3-diazanaphthalene; 1,3-Diazanaphthalene, 4,6,7-trichloro-; 57940-05-3 (CAS); Trichloroquinazoline
EINECS	Contact for details

Quality Control

Our 4,6,7-Trichloroquinazoline is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area 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.