Description

4-Nitro-3-Benzofuranone is a specialized nitro-substituted benzofuranone derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its unique electrophilic character and structural framework, enabling the construction of complex heterocyclic systems and functionalized molecules. This high-purity compound is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries, where it is utilized to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides and fungicides, leveraging its nitro-aromatic reactivity.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a precursor for electron-transport materials and emissive layer dopants in advanced display technologies.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized azo dyes and high-performance pigments due to its chromophoric nitrobenzofuranone core.
• Academic & Contract Research: A valuable reagent for methodological studies in organic synthesis, including nitro group transformations and heterocycle formation.
• Polymer Chemistry: Can be incorporated as a functional monomer or cross-linking agent to impart specific properties to engineered polymers.

Basic Information

Product Name	4-Nitro-3-Benzofuranone
CAS No.	1199783-06-6
Molecular Formula	C8H5NO4
Molecular Weight	179.13 g/mol
Synonyms	4-Nitro-1-benzofuran-3(2H)-one; 3(2H)-Benzofuranone, 4-nitro-; 4-Nitro-3-coumaranone; 4-Nitrobenzofuran-3-one; 4-Nitro-2,3-dihydrobenzofuran-3-one; 4-Nitro-3-oxo-2,3-dihydrobenzofuran
EINECS	Contact for details

Quality Control

Every batch of 4-Nitro-3-Benzofuranone is manufactured under a strict quality management system and undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Our standard research-grade material typically meets a purity specification of ≥97% (HPLC), with detailed impurity profiling available. A Certificate of Analysis (COA) documenting batch-specific results for assay, related substances, and physical characteristics is provided with each shipment. We support cGMP and ISO 9001 compliant documentation for advanced applications.

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 the container tightly sealed in a dry environment to minimize exposure to moisture. Store away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single unknown impurity ≤ 1.0%
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.