Description

4H-1-Benzopyran-4-One, 7-Amino-2,3-Dihydro- CAS NO 103440-75-1 is a high-purity chromone derivative, a key heterocyclic building block prized for its functional amino group. This compound is essential for advanced organic synthesis, enabling the development of novel molecules with targeted biological and material properties. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for creating active ingredients and functional intermediates.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its chromone core for bioactive molecule design.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport or emissive layer materials in advanced display and lighting technologies.
• Fluorescent Probe & Dye Synthesis: The amino-functionalized chromone structure is utilized to create sensitive fluorescent markers for biochemical sensing and imaging applications.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific optical or electronic properties.
• Academic & R&D Laboratories: A valuable reagent for methodological studies in organic chemistry and medicinal chemistry research programs.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 7-Amino-2,3-Dihydro-
CAS No.	103440-75-1
Molecular Formula	C9H9NO2
Molecular Weight	163.17 g/mol
Synonyms	7-Amino-2,3-dihydro-4H-chromen-4-one; 7-Amino-2,3-dihydrochromone; 7-Aminochroman-4-one; 2,3-Dihydro-7-amino-4H-1-benzopyran-4-one; 7-Amino-3,4-dihydro-2H-1-benzopyran-4-one; 7-Aminoflavanone (common name); 103440-75-1; Amino-dihydrochromone
EINECS	Contact for details

Quality Control

Our production of 4H-1-Benzopyran-4-One, 7-Amino-2,3-Dihydro- adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting R&D and commercial standards. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and consistency.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
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.