Description

2-Methyl-5-Methoxy-4H-Naphtho[1,2-B]Pyran-4-One CAS NO 32454-43-6 is a high-purity, specialized organic compound belonging to the naphthopyranone class. This chemical serves as a critical advanced intermediate for the synthesis of complex molecules in pharmaceutical and material science research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of potential drug candidates, particularly those with fused polycyclic structures.
• Agrochemical Research: Used in developing novel active ingredients for crop protection products.
• Organic Light-Emitting Diodes (OLEDs): Acts as a precursor for electron-transport or emissive layer materials in electronic displays.
• Dye and Pigment Synthesis: Intermediate for creating specialized colorants with specific light-absorption properties.
• Material Science: Building block for advanced polymers and organic semiconductors.
• Academic & Industrial R&D: Used in methodological studies and exploratory chemistry for new reaction pathways.

Basic Information

Product Name	2-Methyl-5-Methoxy-4H-Naphtho[1,2-B]Pyran-4-One
CAS No.	32454-43-6
Molecular Formula	C₁₅H₁₂O₃
Molecular Weight	240.26 g/mol
Synonyms	2-Methyl-5-methoxy-4H-naphtho[1,2-b]pyran-4-one; 5-Methoxy-2-methyl-4H-naphtho[1,2-b]pyran-4-one; 2-Methyl-5-methoxynaphtho[1,2-b]pyran-4-one; Naphtho[1,2-b]pyran-4-one, 2-methyl-5-methoxy-; 32454-43-6; 2-Methyl-5-methoxy-naphtho[1,2-b]pyran-4-one; 5-Methoxy-2-methylnaphtho[1,2-b]pyran-4-one
EINECS	Contact for details

Quality Control

Our 2-Methyl-5-Methoxy-4H-Naphtho[1,2-B]Pyran-4-One 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 at controlled 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)	≥ 98.0%
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.