Description

1,3-Cyclopentadiene, 5,5-Dimethyl-2-(Trimethylsilyl)- is a specialized organosilicon-substituted cyclopentadiene derivative, serving as a high-value synthetic intermediate in advanced organic and organometallic chemistry. Its core value lies in its unique sterically hindered and silyl-protected structure, which is critical for constructing complex molecular frameworks with precise stereochemistry. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where it is utilized in Diels-Alder reactions, ligand synthesis, and the development of novel catalysts.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing complex, sterically hindered molecules in drug discovery and development programs.
• Ligand Precursor: Used in the preparation of specialized ligands for transition metal catalysis, including asymmetric synthesis.
• Diels-Alder Reactions: Acts as a diene component in cycloaddition reactions to construct bicyclic and polycyclic ring systems.
• Agrochemical Synthesis: Intermediate in the production of advanced crop protection agents with novel modes of action.
• Material Science Research: Employed in the development of organic semiconductors, polymers, and other functional materials.
• Organometallic Chemistry: Serves as a precursor for metallocene and other organometallic complexes.

Basic Information

Product Name	1,3-Cyclopentadiene, 5,5-Dimethyl-2-(Trimethylsilyl)-
CAS No.	959313-10-1
Molecular Formula	C10H18Si
Molecular Weight	166.34 g/mol
Synonyms	5,5-Dimethyl-2-(trimethylsilyl)-1,3-cyclopentadiene; 2-(Trimethylsilyl)-5,5-dimethyl-1,3-cyclopentadiene; 5,5-Dimethyl-2-trimethylsilylcyclopentadiene; Dimethyl(trimethylsilyl)cyclopentadiene; TMS-Dimethylcyclopentadiene
EINECS	Contact for details

Quality Control

Our 1,3-Cyclopentadiene, 5,5-Dimethyl-2-(Trimethylsilyl)- is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and development. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation 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 hygroscopic nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and degradation.

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.