Description

2-Ethyl-4-Methyl-1,3-Dioxolan (Cis/trans-Gemisch) is a versatile cyclic acetal solvent and chemical intermediate valued for its excellent solvating power and reactivity. This compound is particularly significant for its role in organic synthesis, where it serves as a protecting group for carbonyls and as a precursor for specialty chemicals. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and fragrance industries for developing active ingredients and high-value formulations.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) where its dioxolane structure acts as a protecting group or a key building block.
• Agrochemical Synthesis: Serves as a precursor or solvent in the production of pesticides, herbicides, and plant growth regulators.
• Fragrance and Flavor Industry: Employed as a starting material or solvent for creating complex aroma chemicals and flavor compounds.
• Specialty Solvent: Functions as a high-performance solvent for resins, polymers, and cellulose derivatives due to its strong solvating properties.
• Chemical Research & Development: Utilized in laboratories as a reagent for novel organic transformations and material science applications.
• Polymer Modification: Acts as a plasticizer or co-monomer in the modification of specific polymer systems to alter physical properties.

Basic Information

Product Name	2-Ethyl-4-Methyl-1,3-Dioxolan (Cis/trans-Gemisch)
CAS No.	1860-13-5
Molecular Formula	C6H12O2
Molecular Weight	116.16 g/mol
Synonyms	2-Ethyl-4-methyl-1,3-dioxolane; 4-Methyl-2-ethyl-1,3-dioxolane; Ethyl methyl dioxolane; 1,3-Dioxolane, 2-ethyl-4-methyl-; Acetaldehyde ethyl methyl acetal; (Cis/trans mixture of) 2-Ethyl-4-methyl-1,3-dioxolane
EINECS	217-463-6

Quality Control

Our 2-Ethyl-4-Methyl-1,3-Dioxolan is produced under strict quality management systems to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including purity assay and impurity profiling by GC or HPLC. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.405 - 1.415
Density (20°C)	0.92 - 0.96 g/mL
Boiling Point	Approx. 120 - 125°C

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