Description

1H-Naphtho[2,1-B]Pyran,4A,5,6 is a specialized organic compound belonging to the naphthopyran class, a structure of significant interest in advanced chemical synthesis. This compound serves as a crucial high-purity intermediate or building block for the development of complex molecules, where its unique fused-ring system imparts specific electronic and steric properties. It is primarily needed by pharmaceutical research, agrochemical development, and advanced material science sectors for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system or anti-inflammatory pathways.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, or plant growth regulators with enhanced efficacy.
• Organic Light-Emitting Diodes (OLEDs): Potential precursor for electron-transport or host materials in display and lighting technologies due to its rigid, conjugated structure.
• Dye & Pigment Synthesis: Serves as a core structure for creating specialized dyes with specific light-absorption or fluorescence properties.
• Academic & Industrial R&D: Fundamental reagent for methodological studies in organic chemistry and catalysis.
• Material Science: Investigated for use in nonlinear optical materials and other advanced functional polymers.

Basic Information

Item	Details
Product Name	1H-Naphtho[2,1-B]Pyran,4A,5,6
CAS No.	56245-50-2
Molecular Formula	C₁₅H₁₀O
Molecular Weight	206.24 g/mol
Synonyms	4a,5,6,10b-Tetrahydro-1H-naphtho[2,1-b]pyran; 1H-Naphtho[2,1-b]pyran, 4a,5,6,10b-tetrahydro-; 4a,5,6,10b-Tetrahydro-1H-benzo[f]chromene; Naphtho[2,1-b]pyran, 4a,5,6,10b-tetrahydro-1H-; Tetrahydro-1H-naphtho[2,1-b]pyran
EINECS	Contact for details

Quality Control

Our 1H-Naphtho[2,1-B]Pyran,4A,5,6 is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, GC for residual solvents, and spectroscopic identification (IR, NMR), to ensure it meets the exacting standards required for research and development. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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