Description

2H-1-Benzopyran-2-One, 3-Nitro- is a specialized nitro-substituted coumarin derivative, a key synthetic intermediate in advanced organic synthesis. This compound is valued for its role as a versatile building block in the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is essential for researchers and manufacturers engaged in creating novel active ingredients, dyes, and functional materials where the introduction of a nitro-coumarin scaffold is required.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Serves as a versatile starting material for synthesizing more complex heterocyclic compounds and fine chemicals.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and optical brighteners.
• Material Science Research: Investigated for use in the development of organic light-emitting diodes (OLEDs) and other advanced functional materials.
• Laboratory Reagent: Employed in academic and industrial R&D for method development and chemical studies.

Basic Information

Product Name	2H-1-Benzopyran-2-One, 3-Nitro-
CAS No.	28448-04-6
Molecular Formula	C9H5NO4
Molecular Weight	191.14 g/mol
Synonyms	3-Nitrocoumarin; 3-Nitro-2H-chromen-2-one; 3-Nitro-2H-1-benzopyran-2-one; 3-Nitro-2-oxo-2H-chromene; 3-Nitro-2H-chromen-2-one; 3-Nitro-coumarin; 2H-1-Benzopyran-2-one, 3-nitro-; Coumarin, 3-nitro-
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-2-One, 3-Nitro- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment ensures material integrity for your critical research and production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
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.