Description

5-Amino-4(1H)-Quinazolinone is a high-purity, heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique quinazolinone core structure makes it a versatile intermediate for developing novel pharmaceuticals and agrochemicals. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to create new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting kinase inhibition for oncology and anti-inflammatory applications.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its bioactive heterocyclic scaffold.
• Organic Synthesis Building Block: Employed in complex multi-step syntheses to construct more elaborate nitrogen-containing heterocycles for material science and catalysis.
• Biochemical Research: Utilized as a standard or reagent in biochemical assays and for studying enzyme-substrate interactions.
• Fine Chemical Production: Serves as a specialty intermediate for manufacturing dyes, pigments, and other performance chemicals.

Basic Information

Product Name	5-Amino-4(1H)-Quinazolinone
CAS No.	135106-40-0
Molecular Formula	C8H7N3O
Molecular Weight	161.16 g/mol
Synonyms	5-Amino-4-quinazolinone; 5-Amino-4(1H)-quinazolinone; 4(1H)-Quinazolinone, 5-amino-; 5-Aminoquinazolin-4(1H)-one; 5-Amino-1H-quinazolin-4-one; 5-Amino-4-hydroxyquinazoline; 4-Hydroxy-5-aminoquinazoline
EINECS	Contact for details

Quality Control

Our 5-Amino-4(1H)-Quinazolinone 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 research and industrial synthesis. Certificates of Analysis (COA) documenting all specifications are available upon request to support your quality assurance protocols.

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). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.