Description

1,1-Dimethyl-2-Methylenecyclopropane is a highly reactive and versatile strained-ring hydrocarbon building block. Its unique cyclopropane structure with an exocyclic methylene group makes it a valuable precursor in advanced organic synthesis and materials science. This compound is primarily sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key synthon for the construction of strained carbocycles and bioactive molecules in drug discovery programs.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, leveraging its reactivity to create unique ring systems.
• Specialty Polymer Monomer: Acts as a comonomer for producing polymers with tailored thermal and mechanical properties due to its rigid, strained ring structure.
• Organic Synthesis Building Block: Employed in [2+2] and other cycloaddition reactions, as well as ring-opening polymerizations, to create complex organic frameworks.
• Ligand and Catalyst Development: Utilized in the synthesis of novel ligands and organometallic complexes for catalytic applications.
• Materials Science Research: Investigated for creating advanced materials with specific optical or electronic characteristics.

Basic Information

Product Name	1,1-Dimethyl-2-Methylenecyclopropane
CAS No.	4372-94-5
Molecular Formula	C6H10
Molecular Weight	82.14 g/mol
Synonyms	2-Methylene-1,1-dimethylcyclopropane; 1,1-Dimethyl-2-methylenecyclopropane; Dimethylmethylenecyclopropane; 2-Methyleneneopentylidenecyclopropane; Methylene dimethylcyclopropane
EINECS	Contact for details

Quality Control

Our 1,1-Dimethyl-2-Methylenecyclopropane is produced and handled under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including GC and NMR analysis, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place, away from heat, sparks, and open flames. As a reactive compound, it should be kept separate from strong oxidizers and under an inert atmosphere if necessary for long-term stability. Recommended storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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