Description

2-[(5-Bromo-2-Oxo-1-Propyl-1,2-Dihydro-3H-Indol-3-Ylidene)Methyl]-3-Ethyl-4(3H)-Quinazolinone is a high-purity, advanced pharmaceutical intermediate belonging to a class of functionalized heterocyclic compounds. This compound is critical for the research and development of novel therapeutic agents, particularly in the fields of oncology and targeted drug discovery. It is primarily utilized by pharmaceutical R&D laboratories, contract research organizations (CROs), and fine chemical manufacturers seeking reliable, high-quality building blocks for complex synthesis.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Organic Light-Emitting Diode (OLED) Research: Used in the development of specialized organic electronic materials due to its complex conjugated structure.
• Dye and Pigment Synthesis: Acts as a core structure for creating specialized dyes with potential applications in imaging and sensors.
• Academic and Industrial Research: Employed in chemical research to study structure-activity relationships (SAR) and develop new synthetic methodologies for indole and quinazolinone derivatives.
• Agrochemical Intermediate: Potential use in the development of new active ingredients for crop protection products.

Basic Information

Item	Details
Product Name	2-[(5-Bromo-2-Oxo-1-Propyl-1,2-Dihydro-3H-Indol-3-Ylidene)Methyl]-3-Ethyl-4(3H)-Quinazolinone
CAS No.	371924-94-6
Molecular Formula	C23H20BrN3O2
Molecular Weight	450.33 g/mol
Synonyms	3-Ethyl-2-[(5-bromo-2-oxo-1-propyl-1,2-dihydro-3H-indol-3-ylidene)methyl]-4(3H)-quinazolinone; 2-[(5-Bromo-2-oxo-1-propyl-1H-indol-3-yl)methylene]-3-ethyl-4-quinazolinone; 3-Ethyl-2-((5-bromo-2-oxo-1-propylindolin-3-ylidene)methyl)quinazolin-4(3H)-one; 371924-94-6; 5-Bromo-1-propylindoline-2,3-dione derivative; Quinazolinone-indole conjugate
EINECS	Contact for details

Quality Control

Our 2-[(5-Bromo-2-Oxo-1-Propyl-1,2-Dihydro-3H-Indol-3-Ylidene)Methyl]-3-Ethyl-4(3H)-Quinazolinone is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure high consistency and compliance with research-grade specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.