Description

7-Methoxy-3-Nitro-2H-Chromene is a specialized organic compound belonging to the chromene (benzopyran) class, characterized by its methoxy and nitro substituents. This compound serves as a crucial advanced pharmaceutical intermediate and a versatile building block in synthetic organic chemistry. It is primarily required by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly those with chromene-based scaffolds for therapeutic applications.
• Agrochemical Research: Used in developing novel pesticides, herbicides, or plant growth regulators where the nitrochromene structure imparts specific biological activity.
• Organic Synthesis Building Block: Employed in heterocyclic and medicinal chemistry for constructing complex molecules via reactions involving its nitro and alkene functional groups.
• Dye and Pigment Intermediate: Serves as a starting material for synthesizing specialized dyes and organic pigments due to its conjugated chromene system.
• Material Science Research: Investigated for use in creating advanced organic materials, such as nonlinear optical (NLO) materials or molecular sensors.
• Academic & Industrial R&D: Essential reagent for chemical research in universities and corporate R&D centers exploring new synthetic methodologies.

Basic Information

Product Name	7-Methoxy-3-Nitro-2H-Chromene
CAS No.	92210-60-1
Molecular Formula	C10H9NO4
Molecular Weight	207.18 g/mol
Synonyms	3-Nitro-7-methoxy-2H-1-benzopyran; 7-Methoxy-3-nitro-2H-1-benzopyran; 2H-1-Benzopyran, 7-methoxy-3-nitro-; 7-Methoxy-3-nitrocoumarin (common misnomer, structurally related); 3-Nitro-7-methoxychromene; 7-Methoxy-3-nitro-2H-chromene; 92210-60-1 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our 7-Methoxy-3-Nitro-2H-Chromene is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting all critical quality parameters. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your most demanding R&D and scale-up processes.

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). Keep away from heat, sparks, and open flame. The compound is light-sensitive (store away from light).

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.