Description

2-Cyclopenten-1-One, 4-[[(1,1-Dimethylethyl)Dimethylsilyl]Oxy]- is a high-value, protected ketone intermediate featuring a tert-butyldimethylsilyl (TBDMS) ether group. This compound is specifically engineered to provide enhanced stability and controlled reactivity during complex synthetic sequences, making it a critical building block for advanced chemical synthesis. It is primarily utilized by pharmaceutical R&D and fine chemical manufacturers for the production of complex molecules, including active pharmaceutical ingredients (APIs) and specialty agrochemicals.

Application

• Pharmaceutical Intermediate: A key protected synthon in the multi-step synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Organic Synthesis Building Block: Used in advanced organic reactions, including cross-coupling, cyclization, and functional group transformations, where the TBDMS group provides temporary protection.
• Agrochemical Research: Serves as a precursor in the development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Employed in the synthesis of specialized organic molecules for advanced materials, such as liquid crystals or organic semiconductors.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploratory chemistry in university and corporate research laboratories.

Basic Information

Item	Details
Product Name	2-Cyclopenten-1-One, 4-[[(1,1-Dimethylethyl)Dimethylsilyl]Oxy]-
CAS No.	56745-67-6
Molecular Formula	C11H20O2Si
Molecular Weight	212.36 g/mol
Synonyms	4-[(tert-Butyldimethylsilyl)oxy]-2-cyclopenten-1-one; 4-(TBDMS-oxy)-2-cyclopentenone; 4-(tert-Butyldimethylsiloxy)-2-cyclopenten-1-one; 4-(tert-Butyldimethylsilyloxy)cyclopent-2-en-1-one; 4-TBDMSO-2-cyclopentenone; 4-(tert-Butyldimethylsilyloxy)-2-cyclopentenone; 4-OTBDMS-2-cyclopentenone
EINECS	Contact for details

Quality Control

Our production of 2-Cyclopenten-1-One, 4-[[(1,1-Dimethylethyl)Dimethylsilyl]Oxy]- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles 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 area at a controlled room temperature (15-25°C). This compound is sensitive to fluoride ions and strong alkali; ensure it is stored separately from such materials to prevent decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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