Description

[[4-[1,2-Bis[(Trimethylsilyl)Oxy]Ethyl]-1,2-Phenylene]Bis(Oxy)]Bis(Trimethylsilane) is a specialized organosilicon compound featuring multiple trimethylsilyl (TMS) protecting groups. This chemical is a critical intermediate in advanced organic synthesis, valued for its role in protecting sensitive hydroxyl functionalities under demanding reaction conditions. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for the synthesis of complex molecules.

Application

• Pharmaceutical Intermediate: Key building block in the multi-step synthesis of active pharmaceutical ingredients (APIs), particularly where hydroxyl group protection is required.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides and herbicides that require selective protection/deprotection strategies.
• Advanced Material Precursor: Serves as a monomer or modifying agent in the synthesis of specialty silicones, siloxane-based polymers, and other functional materials.
• Organic Synthesis Reagent: An essential reagent in academic and industrial R&D labs for constructing complex natural products and novel organic compounds.
• Process Chemistry: Employed in scalable manufacturing processes where robust and reversible protecting groups are necessary for yield optimization and purity.

Basic Information

Item	Details
Product Name	[[4-[1,2-Bis[(Trimethylsilyl)Oxy]Ethyl]-1,2-Phenylene]Bis(Oxy)]Bis(Trimethylsilane)
CAS No.	56114-62-6
Molecular Formula	C20H42O4Si4
Molecular Weight	458.90 g/mol
Synonyms	1,2-Bis(trimethylsiloxy)-4-[1,2-bis(trimethylsiloxy)ethyl]benzene; 1,2-Bis[(trimethylsilyl)oxy]-4-[1,2-bis[(trimethylsilyl)oxy]ethyl]benzene; Tetrakis(trimethylsilyl) Derivative of 4-(1,2-Dihydroxyethyl)catechol; TMS-protected DOPET; 4-(1,2-Bis(trimethylsiloxy)ethyl)-1,2-bis(trimethylsiloxy)benzene
EINECS	Contact for details

Quality Control

Our [[4-[1,2-Bis[(Trimethylsilyl)Oxy]Ethyl]-1,2-Phenylene]Bis(Oxy)]Bis(Trimethylsilane) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality for your critical R&D and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

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.