Description

1,3-Dioxolane, 4,5-Bis(Methylene)- is a specialized heterocyclic organic compound that serves as a versatile building block in advanced chemical synthesis. Its unique structure, featuring two exocyclic methylene groups on a dioxolane ring, makes it a valuable precursor for creating complex molecules and functional materials. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and polymer industries seeking to develop novel products and materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules, particularly those requiring cyclic acetal or ketal functionalities.
• Polymer & Resin Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers, coatings, and adhesives, imparting specific chemical resistance or physical properties.
• Agrochemical Synthesis: Serves as a key intermediate in the manufacture of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed as a building block for synthesizing complex fragrances, flavors, and other high-value specialty chemicals.
• Material Science Research: Utilized in R&D for developing novel organic frameworks, dendrimers, and other advanced functional materials.
• Cross-Coupling Reactions: Functions as a substrate in various metal-catalyzed coupling reactions to construct more complex molecular architectures.

Basic Information

Product Name	1,3-Dioxolane, 4,5-Bis(Methylene)-
CAS No.	4362-68-9
Molecular Formula	C5H6O2
Molecular Weight	98.10 g/mol
Synonyms	4,5-Bis(methylene)-1,3-dioxolane; 1,3-Dioxolane, 4,5-dimethylidene-; 4,5-Dimethylene-1,3-dioxolane; 4,5-Dimethylidene-1,3-dioxolane; 4,5-Methylenedioxy-1,3-dioxolane (incorrect but sometimes used); 1,3-Dioxa-4,5-cyclopentadiene (informal); DMDOL (abbreviation); BMD (abbreviation)
EINECS	Contact for details

Quality Control

Our 1,3-Dioxolane, 4,5-Bis(Methylene)- is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) documenting all critical specifications are available upon request to support your quality assurance and regulatory compliance needs.

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 (59°F and 77°F). Keep container tightly sealed when not in use to prevent moisture absorption or contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
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.