Description

2-Ethoxy-5,5-Dimethyl-1,3-Dioxane is a specialized acetal derivative, valued for its role as a versatile chemical intermediate and protecting group in organic synthesis. Its unique structure, featuring a dioxane ring, makes it particularly useful for controlled reactions where stability and selective deprotection are required. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries developing advanced active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly where the acetal group acts as a protecting group for aldehydes or ketones.
• Agrochemical Synthesis: Serves as a key building block in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of flavors, fragrances, and other high-value specialty chemicals requiring precise molecular architecture.
• Polymer Chemistry: Acts as a monomer or modifier in the synthesis of specialty polymers and resins with tailored properties.
• Organic Synthesis Reagent: Utilized in academic and industrial R&D laboratories for complex multi-step syntheses, including natural product synthesis.
• Crosslinking Agent: Can function in formulations for coatings, adhesives, or sealants where its reactive groups participate in network formation.

Basic Information

Product Name	2-Ethoxy-5,5-Dimethyl-1,3-Dioxane
CAS No.	5783-79-9
Molecular Formula	C8H16O3
Molecular Weight	160.21 g/mol
Synonyms	5,5-Dimethyl-2-ethoxy-1,3-dioxane; 1,3-Dioxane, 2-ethoxy-5,5-dimethyl-; Ethoxyacetaldehyde Dimethyl Acetal (cyclic); Acetaldehyde, (ethoxy)-, cyclic acetal with neopentyl glycol; 2-Ethoxy-5,5-dimethyldioxane
EINECS	227-312-3

Quality Control

Every batch of 2-Ethoxy-5,5-Dimethyl-1,3-Dioxane is produced under strict quality management systems. We employ advanced analytical techniques including GC, HPLC, and NMR to ensure identity, purity, and consistency meet the stringent requirements of our global B2B clients. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.415 - 1.425
Density (20°C)	0.98 - 1.02 g/mL

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