Description

5-Bromo-2,4-Dichloroquinazoline is a high-purity halogenated quinazoline derivative, a crucial building block in advanced organic synthesis. Its value lies in its versatile reactivity, serving as a key scaffold for constructing complex molecules with targeted biological and material properties. This intermediate is primarily needed by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of kinase inhibitors and other small-molecule drug candidates targeting various therapeutic areas.
• Agrochemical Research: Used as a core structure for developing new herbicides, fungicides, and pesticides with enhanced efficacy.
• Material Science: Serves as a building block for creating organic electronic materials, such as charge-transport layers or luminescent compounds.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying enzyme function and cellular pathways.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects.
• Academic & Industrial R&D: Utilized in exploratory chemistry for discovering new reactions and compounds with novel properties.

Basic Information

Product Name	5-Bromo-2,4-Dichloroquinazoline
CAS No.	134517-54-7
Molecular Formula	C8H3BrCl2N2
Molecular Weight	292.93 g/mol
Synonyms	2,4-Dichloro-5-bromoquinazoline; Quinazoline, 5-bromo-2,4-dichloro-; 5-Bromo-2,4-dichloro-quinazoline; 134517-54-7; 5-Br-2,4-Cl-Quinazoline
EINECS	Contact for details

Quality Control

Our 5-Bromo-2,4-Dichloroquinazoline 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, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

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.