Description

3-[(E)-(4-Nitrophenyl)Methylidene]-2,3-Dihydro-4H-Chromen-4-One is a specialized chromenone derivative, a high-value synthetic intermediate and building block in advanced organic chemistry. Its molecular structure, featuring a nitro-substituted phenylidene group fused to a chromen-4-one core, makes it a critical precursor for synthesizing complex heterocyclic compounds and functional materials. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries, where it is used to develop novel active ingredients and advanced organic electronic materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block for the synthesis of novel drug candidates, particularly in developing compounds with potential biological activity.
• Agrochemical Research: Used in the research and development of new pesticides and herbicides, leveraging its heterocyclic structure.
• Organic Electronic Materials: Acts as a precursor for synthesizing organic semiconductors, dyes, and pigments due to its conjugated system.
• Chemical Synthesis: Employed as a versatile intermediate in complex organic synthesis, including Diels-Alder reactions and the construction of fused ring systems.
• Academic & Industrial R&D: Utilized in research laboratories for methodological studies and the discovery of new chemical entities.
• Fluorescent Probe Development: Its structure can be modified to create fluorescent markers and sensors for analytical applications.

Basic Information

Product Name	3-[(E)-(4-Nitrophenyl)Methylidene]-2,3-Dihydro-4H-Chromen-4-One
CAS No.	101001-06-3
Molecular Formula	C16H11NO4
Molecular Weight	281.26 g/mol
Synonyms	(E)-3-(4-Nitrobenzylidene)chroman-4-one; 3-[(E)-2-(4-Nitrophenyl)ethenyl]-4H-chromen-4-one; 3-(4-Nitrobenzylidene)chroman-4-one; 4H-1-Benzopyran-4-one, 3-[(E)-2-(4-nitrophenyl)ethenyl]-2,3-dihydro-; (E)-3-(4-Nitrobenzylidene)-2,3-dihydro-4H-chromen-4-one; 3-(4-Nitrobenzylidene)-4-chromanone; 4-Nitrobenzylidenechromanone
EINECS	Contact for details

Quality Control

Our 3-[(E)-(4-Nitrophenyl)Methylidene]-2,3-Dihydro-4H-Chromen-4-One is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality system is designed to meet the stringent requirements of research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.