Description

4(3H)-Quinazolinone, 2,5-Dichloro-7-Methoxy- is a high-purity, halogenated quinazolinone derivative, a key heterocyclic scaffold in advanced organic synthesis. This compound matters as a versatile and critical building block for pharmaceutical research and the development of novel active ingredients. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating new molecular entities. The CAS number for this specific isomer is 601516-86-3.

Application

This specialized quinazolinone derivative serves as a pivotal intermediate in several high-value research and development sectors.

• Pharmaceutical Intermediate: Core scaffold for the synthesis of potential drug candidates targeting various therapeutic areas.
• Agrochemical Research: Building block for developing new herbicides, fungicides, or insecticides with novel modes of action.
• Chemical Biology & Proteomics: Used in the design and synthesis of molecular probes and enzyme inhibitors for biological pathway studies.
• Material Science Precursor: Intermediate for creating advanced organic electronic materials or specialty polymers.
• Academic & Contract Research: Essential for methodological development and discovery chemistry in university and CRO laboratories.

Basic Information

Product Name	4(3H)-Quinazolinone, 2,5-Dichloro-7-Methoxy-
CAS No.	601516-86-3
Molecular Formula	C9H6Cl2N2O2
Molecular Weight	245.06 g/mol
Synonyms	2,5-Dichloro-7-methoxy-4(3H)-quinazolinone; 7-Methoxy-2,5-dichloro-3H-quinazolin-4-one; 2,5-Dichloro-7-methoxyquinazolin-4(3H)-one; 4(3H)-Quinazolinone, 2,5-dichloro-7-methoxy-; 2,5-Dichloro-7-methoxy-4-hydroxyquinazoline
EINECS	Contact for details

Quality Control

Every batch of our 4(3H)-Quinazolinone, 2,5-Dichloro-7-Methoxy- is produced under strict quality management protocols. We employ advanced analytical techniques including HPLC, GC, NMR, and MS to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each 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 (typically 15-25°C). This material is light-sensitive (store away from light). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
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.