Description

2-(4-Chlorophenyl)-6-Methoxy-3-Nitro-2H-1-Benzopyran is a specialized chromene derivative characterized by its distinct nitro and chlorophenyl substituents. This compound serves as a valuable synthetic intermediate and a key structural motif for research and development in advanced organic chemistry. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for applications in medicinal chemistry, material science, and as a precursor for more complex heterocyclic systems.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of novel drug candidates, particularly those targeting specific biological pathways where the chromene core is active.
• Agrochemical Research: Serves as a key building block in the development of new pesticides, herbicides, or plant growth regulators.
• Material Science Precursor: Employed in the synthesis of organic electronic materials, dyes, or photochromic compounds due to its conjugated structure.
• Chemical Biology Probe: Utilized as a scaffold for developing molecular probes to study enzyme function or cellular processes.
• Academic & Industrial R&D: A crucial reagent for methodological studies in organic synthesis, including cyclization and functional group transformation reactions.

Basic Information

Product Name	2-(4-Chlorophenyl)-6-Methoxy-3-Nitro-2H-1-Benzopyran
CAS No.	57544-20-4
Molecular Formula	C16H12ClNO4
Molecular Weight	317.72 g/mol
Synonyms	6-Methoxy-3-nitro-2-(4-chlorophenyl)-2H-chromene; 2-(4-Chlorophenyl)-6-methoxy-3-nitro-2H-chromene; 3-Nitro-2-(4-chlorophenyl)-6-methoxy-2H-1-benzopyran; 2H-1-Benzopyran, 2-(4-chlorophenyl)-6-methoxy-3-nitro-; 57544-20-4
EINECS	Contact for details

Quality Control

Our production of 2-(4-Chlorophenyl)-6-Methoxy-3-Nitro-2H-1-Benzopyran adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its light-sensitive nature and tendency for oxidation, it is recommended to handle under an inert atmosphere for long-term storage and to minimize exposure to air and moisture.

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%

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