Description

2-Methyl-3-Nitro-2H-1-Benzopyran is a specialized nitro-substituted benzopyran derivative, serving as a valuable synthetic intermediate and building block in advanced organic chemistry. Its unique fused-ring structure with a nitro functional group makes it a versatile precursor for the development of complex molecules. This compound is primarily utilized by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and materials science.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its heterocyclic scaffold.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex fused-ring systems and nitro-aromatic compounds.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers, dyes, and functional organic materials.
• Chemical Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical chemistry.

Basic Information

Product Name	2-Methyl-3-Nitro-2H-1-Benzopyran
CAS No.	40345-75-3
Molecular Formula	C₁₀H₉NO₃
Molecular Weight	191.18 g/mol
Synonyms	3-Nitro-2-methyl-2H-chromene; 2-Methyl-3-nitrochromene; 2-Methyl-3-nitro-2H-chromene; 2H-1-Benzopyran, 2-methyl-3-nitro-; 3-Nitro-2-methylchromene; 2-Methyl-3-nitro-2H-1-benzopyran; 40345-75-3
EINECS	Contact for details

Quality Control

Our 2-Methyl-3-Nitro-2H-1-Benzopyran is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research and development requirements.

Storage

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

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.