Description

2,7-Dichloro-Quinazoline CAS NO 67092-19-7 is a versatile and highly functionalized quinazoline derivative, serving as a critical pharmaceutical intermediate and organic building block. Its value lies in the strategic reactivity of its chlorine atoms, enabling precise synthetic modifications for complex molecule construction. This compound is primarily needed by pharmaceutical R&D and fine chemical synthesis teams developing new active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of tyrosine kinase inhibitors and other small-molecule drug candidates.
• Agrochemical Research: Building block for developing novel herbicides and fungicides with specific modes of action.
• Material Science: Used in the creation of organic electronic materials, such as charge-transport layers or luminescent compounds.
• Chemical Synthesis: Serves as a versatile scaffold for palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig).
• Dye & Pigment Industry: Intermediate for synthesizing advanced quinazoline-based colorants and fluorescent markers.
• Academic & Contract Research: Fundamental reagent for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Product Name	2,7-Dichloro-Quinazoline
CAS No.	67092-19-7
Molecular Formula	C8H4Cl2N2
Molecular Weight	199.04 g/mol
Synonyms	2,7-Dichloroquinazoline; Quinazoline, 2,7-dichloro-; 2,7-Dichloro-1,3-diazanaphthalene; 67092-19-7; 2,7-DCQ; 2,7-Dichloroquinazoline (DCQ); 2,7-Dichloro-benzo[d]pyrimidine
EINECS	Contact for details

Quality Control

Our 2,7-Dichloro-Quinazoline is manufactured under strict process controls to ensure batch-to-batch consistency and high chemical purity. Quality is verified through a comprehensive suite of analytical techniques including HPLC, GC, and NMR spectroscopy. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment and are available upon request.

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 heat, sparks, and open flame. The container should be kept tightly sealed in a dry environment to prevent moisture absorption.

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.