Description

Bis(1,1-Dimethylethoxy)dimethylsilane is a highly reactive organosilicon compound primarily used as a versatile silylating and protecting agent. Its core value lies in its ability to introduce the tert-butoxy-dimethylsilyl (TBDMS) protecting group, which is crucial for safeguarding sensitive functional groups during complex synthetic sequences. This reagent is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require precise control over molecular architecture.

Application

• Pharmaceutical Intermediate Synthesis: As a key reagent for introducing the tert-butoxy-dimethylsilyl (TBDMS) protecting group for alcohols and other nucleophiles in multi-step API synthesis.
• Agrochemical Production: Used in the synthesis of advanced pesticide and herbicide intermediates where selective protection of hydroxyl groups is required.
• Polymer & Material Science: Acts as a precursor or modifying agent in the development of specialty silicones, silane coupling agents, and surface-modified materials.
• Organic Synthesis & R&D: A valuable tool in academic and industrial laboratories for constructing complex natural products and novel organic molecules.
• Electronics & Semiconductor Industry: Employed in chemical vapor deposition (CVD) processes or as a surface passivation agent for silicon wafers and microelectronic components.

Basic Information

Product Name	Bis(1,1-Dimethylethoxy)dimethylsilane
CAS No.	17744-86-4
Molecular Formula	C10H24O2Si
Molecular Weight	204.39 g/mol
Synonyms	Di-tert-butoxydimethylsilane; DTBDMS; tert-Butoxydimethylsilane; Bis(tert-butoxy)dimethylsilane; Dimethylbis(1,1-dimethylethoxy)silane; Dimethyl-di-tert-butoxysilane; Silane, bis(1,1-dimethylethoxy)dimethyl-; TBDMS tert-butyl ether
EINECS	Contact for details

Quality Control

Our Bis(1,1-Dimethylethoxy)dimethylsilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is highly volatile and easily oxidized; it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) and keep the container tightly sealed when not in use to prevent moisture ingress and decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%

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