Description

2-Acetyl-3-Methyl-1H-Naphtho[2,1-B]Pyran-1-One is a specialized organic compound belonging to the naphthopyranone class, valued for its unique fused-ring structure. This compound serves as a critical synthetic intermediate and building block in advanced organic synthesis, enabling the creation of complex molecular architectures. It is primarily sought by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly those with complex heterocyclic frameworks.
• Agrochemical Research: Used in developing new active ingredients for crop protection products, such as herbicides or fungicides.
• Organic Light-Emitting Diodes (OLEDs): Acts as a precursor for electron-transport or emissive layer materials in electronic displays and lighting.
• Dye and Pigment Synthesis: Intermediate for creating specialized dyes, pigments, and optical brighteners due to its chromophoric naphthopyranone core.
• Material Science: Utilized in research for novel polymers, liquid crystals, or other advanced functional materials.
• Academic & Industrial R&D: Serves as a standard or starting material for methodological studies and novel reaction development in organic chemistry.

Basic Information

Product Name	2-Acetyl-3-Methyl-1H-Naphtho[2,1-B]Pyran-1-One
CAS No.	5891-83-8
Molecular Formula	C₁₇H₁₄O₃
Molecular Weight	266.29 g/mol
Synonyms	2-Acetyl-3-methyl-1H-naphtho[2,1-b]pyran-1-one; 3-Methyl-2-acetyl-1H-naphtho[2,1-b]pyran-1-one; 1H-Naphtho[2,1-b]pyran-1-one, 2-acetyl-3-methyl-; 2-Acetyl-3-methylbenzo[f]chromen-1-one; Benzo[f]chromen-1-one, 2-acetyl-3-methyl-
EINECS	Contact for details

Quality Control

Our 2-Acetyl-3-Methyl-1H-Naphtho[2,1-B]Pyran-1-One is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.