Description

4H-Naphtho[1,2-B]Pyran-4-One,2-(3-Aminophenyl)-(9Ci) is a specialized organic compound belonging to the naphthopyranone class, characterized by its fused aromatic ring system and aniline-derived substituent. This structural motif makes it a valuable advanced pharmaceutical intermediate (API intermediate) and a versatile building block for synthesizing complex heterocyclic molecules. It is primarily sought by research institutions, pharmaceutical developers, and fine chemical manufacturers engaged in the creation of novel active ingredients, dyes, and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly those targeting specific biological pathways.
• Organic Synthesis Building Block: Utilized in research and development for constructing complex polycyclic frameworks due to its reactive amino and ketone functional groups.
• Dye and Pigment Research: Acts as a core structure for developing novel chromophores and fluorophores with specific optical properties.
• Material Science: Investigated for incorporation into organic electronic materials, such as semiconductors or light-emitting components.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products.
• Academic & Industrial R&D: Employed in chemical research to study reaction mechanisms and develop new synthetic methodologies.

Basic Information

Product Name	4H-Naphtho[1,2-B]Pyran-4-One,2-(3-Aminophenyl)-(9Ci)
CAS No.	185028-75-5
Molecular Formula	C19H13NO2
Molecular Weight	287.31 g/mol
Synonyms	2-(3-Aminophenyl)-4H-naphtho[1,2-b]pyran-4-one; 2-(3-Aminophenyl)-4H-benzo[f]chromen-4-one; 2-(3-Aminophenyl)naphtho[1,2-b]pyran-4-one; 185028-75-5; 4H-Naphtho[1,2-b]pyran-4-one, 2-(3-aminophenyl)-; 2-(3-Aminophenyl)-4H-naphtho[1,2-b]pyran-4-one (9CI)
EINECS	Contact for details

Quality Control

Our production of 4H-Naphtho[1,2-B]Pyran-4-One,2-(3-Aminophenyl)-(9Ci) adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, NMR, and mass spectrometry. 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, and well-ventilated place at room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95% (Typical 97-99%)
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.