Description

1-(1,1-Dimethylethyl)-2-Methylenecyclopropane is a specialized organic compound featuring a unique cyclopropane ring substituted with a tert-butyl and a methylene group. This structure makes it a valuable, highly reactive building block for advanced organic synthesis and materials science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring strained ring systems.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the cyclopropane moiety can impart specific biological activity.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for developing specialty polymers with unique thermal or mechanical properties.
• Ligand & Catalyst Development: Employed in the creation of novel ligands and organometallic catalysts for asymmetric synthesis and other catalytic processes.
• Organic Synthesis Building Block: Utilized in [2+1] cycloaddition reactions and other methodologies to introduce the sterically hindered tert-butylcyclopropyl group into target molecules.
• Flavor & Fragrance Chemistry: Investigated as an intermediate for synthesizing unique terpenoid-like compounds for high-value aroma chemicals.

Basic Information

Product Name	1-(1,1-Dimethylethyl)-2-Methylenecyclopropane
CAS No.	61142-25-4
Molecular Formula	C8H14
Molecular Weight	110.20 g/mol
Synonyms	tert-Butylmethylenecyclopropane; 2-Methylene-1-(tert-butyl)cyclopropane; 1-tert-Butyl-2-methylenecyclopropane; (1,1-Dimethylethyl)-2-methylenecyclopropane; 2-(tert-Butyl)-1-methylenecyclopropane; tert-Butyl cyclopropylideneacetate (precursor related); Methylene-tert-butylcyclopropane
EINECS	Contact for details

Quality Control

Our 1-(1,1-Dimethylethyl)-2-Methylenecyclopropane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC, GC-MS, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its highly volatile nature, keep containers tightly sealed when not in use and away from heat, sparks, and open flame.

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.