Description

4,4-Dimethoxy-Tetrahydro-4H-Pyran is a versatile heterocyclic compound and a key protected diol synthon. This chemical is valued for its role as a crucial intermediate in complex organic synthesis, particularly in the pharmaceutical and fine chemical sectors. It is primarily sought after by research institutions and manufacturers developing active pharmaceutical ingredients (APIs), agrochemicals, and specialty polymers.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a key intermediate for creating specialty chemicals, flavors, and fragrances.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialized resins and functional polymers.
• Academic & Industrial Research: Employed in methodological development and as a reagent in novel synthetic pathways.
• Material Science: Used in the synthesis of advanced materials and liquid crystals.

Basic Information

Product Name	4,4-Dimethoxy-Tetrahydro-4H-Pyran
CAS No.	28218-71-5
Molecular Formula	C7H14O3
Molecular Weight	146.18 g/mol
Synonyms	4,4-Dimethoxytetrahydropyran; 4,4-Dimethoxy-4H-pyran; 2,2-Dimethoxytetrahydropyran; 4H-Pyran, tetrahydro-4,4-dimethoxy-; 4,4-Dimethoxytetrahydro-2H-pyran; 4,4-Dimethoxyperhydropyran; 4,4-Dimethoxyoxane
EINECS	Contact for details

Quality Control

Our 4,4-Dimethoxy-Tetrahydro-4H-Pyran is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your research and production specifications.

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). Due to its properties as a strong acid/organic solvent and high volatility, keep away from heat, sparks, and open flame. Ensure containers are kept tightly sealed when not in use to prevent evaporation and moisture ingress.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.