Description

7-Nitro-3-Chromanone is a specialized organic compound featuring a chromanone core structure substituted with a nitro group at the 7-position. This specific substitution pattern makes it a valuable and versatile advanced pharmaceutical intermediate and a key building block in synthetic organic chemistry. It is primarily utilized by research institutions and industrial manufacturers engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of complex heterocyclic compounds with potential biological activity.
• Agrochemical Research: Serves as a building block for developing new crop protection agents and herbicides.
• Organic Synthesis: Used as a starting material or intermediate in multi-step synthetic routes for fine chemicals and specialty materials.
• Dye and Pigment Chemistry: Acts as a key component in the synthesis of nitro-substituted chromophores for specialized dyes.
• Material Science Research: Investigated for the development of novel polymers and organic electronic materials.
• Academic and R&D Laboratories: Employed in methodological studies and the discovery of new chemical reactions.

Basic Information

Product Name	7-Nitro-3-Chromanone
CAS No.	944899-63-2
Molecular Formula	C9H7NO4
Molecular Weight	193.16 g/mol
Synonyms	7-Nitrochroman-3-one; 3-Chromanone, 7-nitro-; 7-Nitro-3,4-dihydro-2H-1-benzopyran-3-one; 7-Nitro-2,3-dihydro-4H-chromen-4-one
EINECS	Contact for details

Quality Control

Our 7-Nitro-3-Chromanone is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its properties as a strong oxidizer, keep away from heat, sparks, open flames, and reducing agents. Recommended storage temperature: 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Yellow to light brown 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.