Description

5-Chloro-Quinazoline-2,4-Diamine is a high-purity, halogenated quinazoline derivative of significant interest in advanced organic synthesis. This compound serves as a versatile and critical pharmaceutical intermediate, enabling the development of novel therapeutic agents. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for the synthesis of complex molecules.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of kinase inhibitors and other targeted small-molecule drugs.
• Agrochemical Research: Used in the development of new herbicides and fungicides with specific modes of action.
• Chemical Biology: Employed as a molecular scaffold or probe in biochemical and pharmacological studies.
• Fine Chemical Synthesis: Serves as a precursor for more complex heterocyclic compounds in custom synthesis projects.
• Material Science: Investigated for the creation of organic electronic materials and advanced polymers.

Basic Information

Product Name	5-Chloro-Quinazoline-2,4-Diamine
CAS No.	17511-21-6
Molecular Formula	C8H7ClN4
Molecular Weight	194.62 g/mol
Synonyms	2,4-Diamino-5-chloroquinazoline; 5-Chloro-2,4-diaminoquinazoline; 5-Chloroquinazoline-2,4-diamine; 5-Chloro-2,4-quinazolinediamine; 5-Chloro-2,4-diamino-1,3-diazanaphthalene; 5-Chloro-2,4-diaminobenzodiazine; 5-Chloro-2,4-diaminopyrimido[4,5-b]quinoline
EINECS	Contact for details

Quality Control

Our 5-Chloro-Quinazoline-2,4-Diamine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high chemical purity and identity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee batch-to-batch consistency and traceability for your R&D and production 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). This material is hygroscopic (moisture-sensitive) and light-sensitive; ensure containers are kept sealed to minimize exposure to air and humidity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.