tetrakis(trimethylsilyl) silicate, CAS No. 3555-47-3

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3555-47-3

Catalog No. EBD77745

CAS 3555-47-3

Name tetrakis(trimethylsilyl) silicate

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Basic Information

Synonyms: Tetrakis(trimethylsiloxy)silane Trisiloxane,1,1,1,5,5,5-hexamethyl-3,3-bis(trimethylsiloxy)- 1,1,5,5,5-Hexamethyl-3,3-bis((trimethylsilyl)oxy)trisiloxane tetrakis(trimethylsilyl)orthosilicate tetrakis(trimethylsilyl)silicate 1,1,5,5,5-hexamethyl-3,3-bis[(trimethylsilyl)oxy]trisiloxane Trisiloxane,1,1,1,5,5,5-hexamethyl-3,3-bis((trimethylsilyl)oxy)- trisiloxane,1,1,1,5,5,5-hexamethyl-3,3-bis[(trimethylsilyl)oxy]- silicicacid,tetrakis(trimethylsilyl)ester(6ci) silicicacid(h4sio4),tetrakis(trimethylsilyl)ester silanol,trimethyl-,tetraesterwithsilicicacid(h4sio4)

Molecular Formula: C12H36O4Si5

Molecular Weight: 384.84

MDL Number: MFCD00051587

Categories: Materials Chemistry > Surface Modification and Functional Coatings > Silanes and Alkoxysilanes Synthetic Chemistry > Organometallic Reagents > Organosilicon Reagents

Product Description:

Tetrakis(trimethylsilyl) silicate is an organosilicon compound with the formula Si[OSi(CH₃)₃]₄. It is a colorless liquid characterized by its high silicon content and the presence of four trimethylsiloxy groups surrounding a central silicon atom. This compound is primarily used as a precursor for the synthesis of silicon dioxide (SiO₂) and silicon-based materials. It serves as a key reagent in sol-gel processes for producing high-purity silica films, coatings, and nanoparticles under mild conditions. Its applications extend to surface modification, where it acts as a silylating agent to impart hydrophobic properties to materials, and as a cross-linking agent in silicone polymers. Additionally, it functions as a versatile reagent in organic synthesis, particularly for the protection of hydroxyl groups and as a source of the trimethylsilyl (TMS) group. It is also employed in the preparation of advanced ceramics and as a component in some electronic materials.

Physical Properties

Melting Point: -60 °C

Boiling Point: 103-106 °C/2 mmHg(lit.)

Flash Point: 76 °C

Density: 0.87 g/mL at 25 °C(lit.)

Refractivity: n20/D 1.389(lit.)