Description

2-Ethyl-5-Methyl-1,3-Dioxane is a specialized cyclic acetal compound, valued for its unique chemical structure that serves as a versatile building block and solvent intermediate. Its properties make it particularly useful in the synthesis of fine chemicals, fragrances, and functional materials where specific stereochemistry and reactivity are required. This product is essential for R&D laboratories and production facilities in the pharmaceutical, agrochemical, and specialty chemical sectors seeking high-purity intermediates.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Fragrance and Flavor Chemistry: Acts as a precursor or solvent in the creation of specific aroma chemicals and flavor compounds.
• Agrochemical Synthesis: Serves as a key intermediate in the production of certain pesticides and herbicides.
• Polymer and Resin Modification: Employed as a reactive diluent or cross-linking agent in specialty polymer formulations.
• Organic Synthesis Reagent: Utilized in research and development for constructing heterocyclic compounds and protecting group chemistry.
• Specialty Solvent: Functions as a solvent for specific reactions where traditional solvents are not suitable.

Basic Information

Product Name	2-Ethyl-5-Methyl-1,3-Dioxane
CAS No.	20627-54-7
Molecular Formula	C7H14O2
Molecular Weight	130.18 g/mol
Synonyms	5-Methyl-2-ethyl-1,3-dioxane; 2-Ethyl-5-methyl-m-dioxane; 1,3-Dioxane, 2-ethyl-5-methyl-; Ethylmethyl dioxane; Cyclic ethyl methyl acetal; Acetaldehyde, (1-methyl-1,3-propanediyl) acetal; (Contact for additional trade names)
EINECS	243-920-9

Quality Control

Our 2-Ethyl-5-Methyl-1,3-Dioxane is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, identity confirmation, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability 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 heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

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 (n20D)	1.420 - 1.430
Density (g/mL at 20°C)	0.950 - 0.980

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