Description

2,2-Dimethyl-1,3-Dioxolane is a versatile cyclic acetal and a key protected form of acetone. This compound matters as a high-purity, highly volatile solvent and a crucial chemical intermediate for synthesizing complex molecules. It is needed by manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for its utility in protecting carbonyl groups and facilitating specific synthetic pathways.

Application

• Pharmaceutical Intermediate: Used as a protecting group for carbonyl functionalities in the multi-step synthesis of active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Serves as a key building block in the production of pesticides, herbicides, and other crop protection agents.
• Solvent for Specialty Reactions: Employed as a polar, aprotic solvent in reactions requiring high purity and specific solvation properties.
• Polymer Chemistry: Acts as a monomer or co-monomer in the synthesis of specialized polymers and resins.
• Fragrance and Flavor Industry: Utilized as a precursor for creating specific aroma chemicals and flavor compounds.
• Crosslinking Agent: Functions in the formulation of coatings, adhesives, and sealants that require controlled crosslinking.

Basic Information

Item	Details
Product Name	2,2-Dimethyl-1,3-Dioxolane
CAS No.	2916-31-6
Molecular Formula	C5H10O2
Molecular Weight	102.13 g/mol
Synonyms	Acetone Ethylene Acetal; 2,2-Dimethyl-1,3-dioxacyclopentane; 2,2-Dimethyl-m-dioxolane; Acetaldehyde, cyclic acetal with acetone; 1,3-Dioxolane, 2,2-dimethyl-; NSC 5185; Ethylene Acetal of Acetone; Acetone Cyclic Ethylene Acetal
EINECS	220-847-0

Quality Control

Our 2,2-Dimethyl-1,3-Dioxolane is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for fine chemical and pharmaceutical synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flame. 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 15-25°C.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.398 - 1.402
Density (20°C)	0.94 - 0.98 g/mL
Boiling Point	92 - 94 °C

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