Description

2H-1-Benzopyran,5-Methoxy-3-Nitro- is a specialized nitro-substituted benzopyran derivative, a key synthetic intermediate in advanced organic chemistry. Its value lies in its unique molecular scaffold, which serves as a versatile building block for the synthesis of complex heterocyclic compounds and functional materials. This high-purity intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly for developing compounds with potential biological activity.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its benzopyran core for creating active molecules.
• Organic Synthesis Building Block: Serves as a versatile starting material for constructing complex heterocyclic frameworks and functionalized organic molecules in academic and industrial R&D.
• Material Science Precursor: Employed in the research of advanced organic materials, including dyes, pigments, and organic electronic components.
• Chemical Reference Standard: Used as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	2H-1-Benzopyran,5-Methoxy-3-Nitro-
CAS No.	92210-62-3
Molecular Formula	C10H9NO4
Molecular Weight	207.18 g/mol
Synonyms	5-Methoxy-3-nitro-2H-1-benzopyran; 3-Nitro-5-methoxy-2H-chromene; 5-Methoxy-3-nitro-2H-chromene; 2H-Chromene, 5-methoxy-3-nitro-; 5-Methoxy-3-nitrocoumarin (common name); 3-Nitro-5-methoxycoumarin; 92210-62-3
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran,5-Methoxy-3-Nitro- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. 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, well-ventilated area at a controlled room temperature (15-25°C). Due to its light-sensitive nature and tendency to be easily oxidized, it is recommended to store under an inert atmosphere for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.