Description

3-Amino-2-Ethyl-4(3H)-Quinazolinone is a high-purity, specialized quinazolinone derivative serving as a critical building block in advanced organic synthesis. Its unique heterocyclic structure makes it a valuable intermediate for developing novel compounds with targeted biological or material properties. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to create new active ingredients or functional molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways where the quinazolinone core is pharmacologically active.
• Agrochemical Research: Used in developing new herbicides, fungicides, or insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Fine Chemical Synthesis: Serves as a versatile building block for creating complex molecules used in dyes, pigments, or advanced material science.
• Academic & Contract Research: A valuable reagent for universities and CROs (Contract Research Organizations) conducting exploratory chemistry and structure-activity relationship (SAR) studies.
• Chemical Library Development: Employed in combinatorial chemistry and high-throughput screening to generate diverse compound libraries for biological testing.

Basic Information

Product Name	3-Amino-2-Ethyl-4(3H)-Quinazolinone
CAS No.	50547-51-8
Molecular Formula	C10H11N3O
Molecular Weight	189.21 g/mol
Synonyms	2-Ethyl-3-amino-4(3H)-quinazolinone; 3-Amino-2-ethylquinazolin-4(3H)-one; 2-Ethyl-3-amino-4-quinazolinone; 4(3H)-Quinazolinone, 3-amino-2-ethyl-; AEQ; 3-Amino-2-ethyl-4-hydroxyquinazoline
EINECS	Contact for details

Quality Control

Our 3-Amino-2-Ethyl-4(3H)-Quinazolinone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles. We support customer-specific quality requirements and can provide material compliant with cGMP standards for advanced research applications.

Storage

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

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.