Description

Tetrahydro-2,6-Dimethoxy-2H-Pyran is a versatile heterocyclic compound and a key protected intermediate in organic synthesis. Its value lies in its ability to act as a masked diol or aldehyde precursor, enabling the synthesis of complex molecules under controlled conditions. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require high-purity building blocks for drug discovery and specialty chemical production.

Application

• Pharmaceutical Intermediate: Serves as a crucial protected synthon in the multi-step synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring specific diol or aldehyde functionalities.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators where its cyclic ether structure is incorporated into the final molecule.
• Fine Chemical Production: Acts as a versatile starting material or intermediate for manufacturing specialty chemicals, flavors, fragrances, and advanced materials.
• Academic & Industrial Research: Employed in organic chemistry laboratories for method development and the exploration of new synthetic pathways, including asymmetric synthesis.
• Polymer Chemistry: Can be utilized as a monomer or co-monomer in the synthesis of specialized polymers with unique properties derived from its cyclic acetal structure.

Basic Information

Product Name	Tetrahydro-2,6-Dimethoxy-2H-Pyran
CAS No.	6581-57-3
Molecular Formula	C7H14O3
Molecular Weight	146.18 g/mol
Synonyms	2,6-Dimethoxytetrahydropyran; 2,6-Dimethoxy-3,4,5,6-tetrahydro-2H-pyran; 3,4,5,6-Tetrahydro-2,6-dimethoxy-2H-pyran; 2H-Pyran, tetrahydro-2,6-dimethoxy-; Dihydro-2,6-dimethoxypyran; 2,6-Dimethoxytetrahydro-2H-pyran; Acetaldehyde ethylene acetal dimethyl acetal (related derivative)
EINECS	Contact for details

Quality Control

Our Tetrahydro-2,6-Dimethoxy-2H-Pyran is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets the high-purity standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.420 - 1.430
Density (g/mL, 20°C)	1.010 - 1.030

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