Description

4H-1-Benzopyran-4-One,2-(2-Chlorophenyl)-3-Nitro-(9Ci) is a specialized heterocyclic organic compound, identified by CAS NO 143468-14-8, that serves as a critical synthetic intermediate in advanced chemical synthesis. Its unique molecular architecture, featuring a benzopyranone core with chlorophenyl and nitro substituents, makes it a valuable building block for constructing complex molecules with specific electronic and steric properties. This compound is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a starting material for creating electron-transport or emissive layer components in display technologies.
• Dye and Pigment Synthesis: Intermediate for producing specialized chromophores and colorants with specific light-absorption properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in organic chemistry and heterocyclic compound synthesis.
• Material Science: Building block for advanced polymers and coatings requiring specific thermal or optical characteristics.

Basic Information

Product Name	4H-1-Benzopyran-4-One,2-(2-Chlorophenyl)-3-Nitro-(9Ci)
CAS No.	143468-14-8
Molecular Formula	C15H8ClNO4
Molecular Weight	301.68 g/mol
Synonyms	2-(2-Chlorophenyl)-3-nitro-4H-chromen-4-one; 2-(2-Chlorophenyl)-3-nitro-4H-1-benzopyran-4-one; 3-Nitro-2-(o-chlorophenyl)-4-chromone; 2-(2-Chlorophenyl)-3-nitrochromone; 143468-14-8; Chromone, 2-(2-chlorophenyl)-3-nitro-; 4H-1-Benzopyran-4-one, 2-(2-chlorophenyl)-3-nitro-
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One,2-(2-Chlorophenyl)-3-Nitro-(9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS). We provide a detailed Certificate of Analysis (COA) with each shipment, ensuring traceability and compliance with your research or production specifications. Custom purity grades and analytical packages are available upon request.

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). The compound may be light-sensitive; prolonged exposure to light should be avoided. Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Standard Grade)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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