Description

Cyclopentene, 1-Methyl-4-Methylene-2-(Trimethylsilyl)- is a specialized organosilicon compound of significant interest in advanced organic synthesis. This chemical serves as a valuable building block, offering unique reactivity due to its combination of a strained cyclopentene ring, an exocyclic methylene group, and a silyl protecting moiety. It is primarily utilized by research chemists and process development scientists in the pharmaceutical and fine chemical industries for constructing complex molecular architectures.

Application

• Advanced Pharmaceutical Intermediates: Key synthon for the construction of complex carbocyclic and heterocyclic frameworks found in active pharmaceutical ingredients (APIs).
• Organometallic & Catalysis Research: Acts as a ligand precursor or a substrate in the development of novel transition metal-catalyzed reactions, including cycloadditions and cross-couplings.
• Polymer & Material Science: Used in the synthesis of specialty monomers for creating polymers with tailored thermal and mechanical properties via ring-opening metathesis polymerization (ROMP).
• Fine Chemical Synthesis: Employed in multi-step synthetic routes to natural products and other high-value, low-volume specialty chemicals.
• Silicon Chemistry Development: Serves as a model compound for studying the reactivity and stability of vinylsilanes and silyl-substituted olefins under various reaction conditions.

Basic Information

Product Name	Cyclopentene, 1-Methyl-4-Methylene-2-(Trimethylsilyl)-
CAS No.	959052-53-0
Molecular Formula	C10H18Si
Molecular Weight	166.34 g/mol
Synonyms	1-Methyl-4-methylene-2-(trimethylsilyl)cyclopentene; 2-(Trimethylsilyl)-1-methyl-4-methylidenecyclopentene; (1-Methyl-4-methylidene-2-cyclopenten-1-yl)trimethylsilane; 1-Methyl-4-methylene-2-trimethylsilylcyclopentene; TMS-Cyclopentene Derivative
EINECS	Contact for details

Quality Control

Our production of Cyclopentene, 1-Methyl-4-Methylene-2-(Trimethylsilyl)- adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for research and development purposes. Identity and purity are confirmed via advanced analytical techniques including GC, GC-MS, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profile is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its moisture-sensitive (hygroscopic) nature, containers should be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Recommended long-term storage temperature is 2-8°C. Keep away from incompatible materials such as strong bases and fluorides.

Specification

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

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