Description

3-Ethyl-2-Hydrazinoquinazolin-4(3H)-One is a specialized quinazolinone derivative, a high-value building block in organic synthesis. Its core value lies in its functional hydrazino group, which makes it a versatile precursor for constructing complex heterocyclic scaffolds. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its bioactive quinazolinone core.
• Fine Chemical Synthesis: Serves as a versatile building block for creating complex heterocyclic compounds in advanced organic chemistry.
• Material Science: Potential intermediate for the synthesis of organic electronic materials and specialty dyes.
• Academic & R&D: A valuable reagent for medicinal chemistry research and methodology development in universities and contract research organizations.

Basic Information

Product Name	3-Ethyl-2-Hydrazinoquinazolin-4(3H)-One
CAS No.	86662-57-9
Molecular Formula	C₁₀H₁₂N₄O
Molecular Weight	204.23 g/mol
Synonyms	2-Hydrazino-3-ethyl-4(3H)-quinazolinone; 3-Ethyl-2-hydrazino-4(3H)-quinazolinone; 2-Hydrazino-3-ethylquinazolin-4(3H)-one; 3-Ethyl-2-hydrozinyl-3,4-dihydroquinazolin-4-one; 86662-57-9; Quinazolin-4(3H)-one, 2-hydrazino-3-ethyl-; 3-Ethyl-2-hydrazinylquinazolin-4(3H)-one
EINECS	Contact for details

Quality Control

Our 3-Ethyl-2-Hydrazinoquinazolin-4(3H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and residual solvents. Our quality commitment supports applications requiring high-purity intermediates for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 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	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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