Description

2(3H)-Quinazolinone, 4-Amino- is a versatile heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its amino-substituted quinazolinone core structure makes it a valuable intermediate for creating complex molecules with targeted biological and material properties. This compound is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition, anti-inflammatory, and antimicrobial activities.
• Agrochemical Research: Used in developing new herbicides, fungicides, and plant growth regulators due to its bioactive heterocyclic scaffold.
• Organic Synthesis Building Block: Employed in constructing complex polycyclic compounds and functionalized heterocycles for material science and catalysis research.
• Dye and Pigment Chemistry: Acts as a starting material for synthesizing specialized quinazolinone-based dyes and fluorescent markers.
• Biochemical Research: Utilized as a standard or reagent in biochemical assays and proteomics research.

Basic Information

Product Name	2(3H)-Quinazolinone, 4-Amino-
CAS No.	50440-88-5
Molecular Formula	C8H7N3O
Molecular Weight	161.16 g/mol
Synonyms	4-Amino-2(3H)-quinazolinone; 4-Aminoquinazolin-2(1H)-one; 4-Amino-2-quinazolinol; 4-Amino-2-hydroxyquinazoline; 4-Aminocarbostyril; NSC 51128; 4-Aminoquinazolone; 2-Hydroxy-4-aminoquinazoline
EINECS	Contact for details

Quality Control

Our 2(3H)-Quinazolinone, 4-Amino- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, ensuring compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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