Description

3-Amino-2-Phenyl-4(3H)-Quinazolinone is a versatile heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique quinazolinone core structure makes it a valuable intermediate for developing pharmacologically active molecules and functional materials. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular architecture is paramount.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system disorders, inflammation, and cancer.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic compounds and libraries for screening.
• Material Science: Investigated for the development of organic light-emitting diodes (OLEDs) and other advanced electronic materials due to its fused-ring structure.
• Dye & Pigment Intermediate: Serves as a starting material for synthesizing specialized dyes and colorants.

Basic Information

Product Name	3-Amino-2-Phenyl-4(3H)-Quinazolinone
CAS No.	1904-60-5
Molecular Formula	C14H11N3O
Molecular Weight	237.26 g/mol
Synonyms	3-Amino-2-phenylquinazolin-4(3H)-one; 2-Phenyl-3-amino-4(3H)-quinazolinone; 3-Amino-2-phenyl-4-quinazolinone; 4(3H)-Quinazolinone, 3-amino-2-phenyl-; 1904-60-5; 3-Amino-2-phenyl-3,4-dihydroquinazolin-4-one
EINECS	217-622-7

Quality Control

Our 3-Amino-2-Phenyl-4(3H)-Quinazolinone is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment to ensure traceability and compliance with your specifications and relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	258°C - 262°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.