Description

2,2-Dimethyl-3,4-Dihydro-2H-Naphtho[1,2-B]Pyran-6-Ol is a specialized organic compound belonging to the naphthopyran class, characterized by its fused aromatic and heterocyclic structure. This compound is valued as a key synthetic intermediate and building block in advanced organic synthesis, offering a rigid molecular framework for constructing complex molecules. It is primarily utilized 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: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing specific receptor activity.
• Agrochemical Research: Used as a building block for developing new active ingredients for crop protection products, such as herbicides or fungicides, leveraging its complex heterocyclic core.
• Material Science & Organic Electronics: Investigated as a potential component or dopant in the development of organic semiconductors, light-emitting diodes (OLEDs), or other advanced functional materials due to its conjugated system.
• Dye & Pigment Synthesis: Acts as an intermediate in the production of specialized dyes, pigments, or photochromic compounds, where the naphthopyran structure is integral to color properties.
• Chemical Research & Development: Employed in academic and industrial labs for methodological studies in organic chemistry, including catalysis and novel ring-forming reactions.
• Flavor & Fragrance Industry: May be used in the research and synthesis of complex aroma chemicals, where its specific structural motif contributes to unique olfactory characteristics.

Basic Information

Product Name	2,2-Dimethyl-3,4-Dihydro-2H-Naphtho[1,2-B]Pyran-6-Ol
CAS No.	18865-37-7
Molecular Formula	C₁₅H₁₆O₂
Molecular Weight	228.29 g/mol
Synonyms	6-Hydroxy-2,2-dimethyl-3,4-dihydro-2H-naphtho[1,2-b]pyran; 2,2-Dimethyl-2H-naphtho[1,2-b]pyran-6-ol; 2H-Naphtho[1,2-b]pyran-6-ol, 3,4-dihydro-2,2-dimethyl-; 6-Hydroxy-2,2-dimethyl-2H-naphtho[1,2-b]pyran; Naphtho[1,2-b]pyran-6-ol, 3,4-dihydro-2,2-dimethyl-; 18865-37-7; 2,2-Dimethyldihydronaphthopyran-6-ol
EINECS	Contact for details

Quality Control

Our 2,2-Dimethyl-3,4-Dihydro-2H-Naphtho[1,2-B]Pyran-6-Ol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet rigorous research and development standards. A Certificate of Analysis (COA) detailing identity, purity, and related substances is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
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.