Description

4-Methylene-5-(Trimethylsilyl)Hexahydro-1(2H)-Pentalenone is a specialized organosilicon compound featuring a unique bicyclic pentalenone core functionalized with a trimethylsilyl group. This structure makes it a valuable advanced intermediate and building block for synthesizing complex molecules in fine chemical and pharmaceutical research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science sectors for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting complex ring systems.
• Agrochemical Synthesis: Used in the research and development of new active ingredients with unique biological properties.
• Organometallic & Catalysis Research: Serves as a precursor or ligand in the development of new catalytic systems and organometallic complexes.
• Material Science Precursor: Potential monomer or additive for developing specialty polymers and advanced materials with tailored properties.
• Academic & Industrial R&D: A versatile reagent for methodological studies in organic synthesis, including cycloaddition and functionalization reactions.
• Fine Chemical Production: Intermediate in the multi-step synthesis of high-value, low-volume specialty chemicals.

Basic Information

Product Name	4-Methylene-5-(Trimethylsilyl)Hexahydro-1(2H)-Pentalenone
CAS No.	120587-87-3
Molecular Formula	C13H22OSi
Molecular Weight	222.40 g/mol
Synonyms	5-(Trimethylsilyl)-4-methylenebicyclo[3.3.0]octan-2-one; 4-Methylene-5-trimethylsilylhexahydro-1(2H)-pentalenone; 4-Methylene-5-(trimethylsilyl)-1,2,3,3a,4,5,6,7-octahydropentalen-1-one; Trimethyl(4-methylenebicyclo[3.3.0]oct-2-yloxy)silane (related); TMS-Pentalenone derivative
EINECS	Contact for details

Quality Control

Our production of 4-Methylene-5-(Trimethylsilyl)Hexahydro-1(2H)-Pentalenone adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including NMR, GC, and HPLC. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. Keep away from oxidizing agents and strong acids.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Purity (HPLC)	≥ 94.0%
Water Content (KF)	≤ 0.5%

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