Description

4,6-Diaminoquinazoline CAS NO 159382-23-7 is a high-purity heterocyclic organic compound belonging to the quinazoline class, serving as a critical advanced pharmaceutical intermediate and versatile chemical building block. Its value lies in its dual amino functional groups, which enable precise molecular modifications for developing novel active compounds. This product is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for synthesizing targeted small-molecule inhibitors and other bioactive molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of tyrosine kinase inhibitors (TKIs) and other targeted cancer therapeutics.
• Agrochemical Research: Used in developing novel fungicides and herbicides due to its bioactive quinazoline core.
• Chemical Synthesis Building Block: Employed in organic synthesis to construct complex heterocyclic frameworks for material science and medicinal chemistry.
• Biochemical Research: Serves as a scaffold or ligand in biochemical assays and for studying enzyme inhibition mechanisms.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments owing to its aromatic amine structure.

Basic Information

Product Name	4,6-Diaminoquinazoline
CAS No.	159382-23-7
Molecular Formula	C8H8N4
Molecular Weight	160.18 g/mol
Synonyms	4,6-Quinazolinediamine; 4,6-Diamino-1,3-diazanaphthalene; Quinazoline-4,6-diamine; 1,3-Diazanaphthalene-4,6-diamine; 4,6-DAQ
EINECS	Contact for details

Quality Control

Our 4,6-Diaminoquinazoline is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
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.