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Tetrakis(trimethylsilyl)silane

chemical compound

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Science and natureInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 6, 2026
Entity authorityQ63255818 ↗
Source-derived summary

Tetrakis(trimethylsilyl)silane is the organosilicon compound with the formula (Me3Si)4Si (where Me = CH3). It is a colorless sublimable solid with a high melting point. The molecule has tetrahedral symmetry. The compound is notable as having silicon bonded to four other silicon atoms, like in elemental silicon.

Preparation and reactions

The compound is prepared by the reaction of trimethylsilyl chloride, silicon tetrachloride, and lithium:

4 Me3SiCl + SiCl4 + 8 Li → (Me3Si)4Si + 8 LiCl

The compound is a precursor to tris(trimethylsilyl)silyl lithium by reaction with methyl lithium:

(Me3Si)4Si + MeLi → (Me3Si)3SiLi + Me4Si

The organolithium compound (Me3Si)3SiLi is a versatile reagent, e.g. to tris(trimethylsilyl)silane ((Me3Si)3SiH).

Editorial summary

“Tetrakis(trimethylsilyl)silane” enters the record as chemical compound. Crown Archives preserves that source wording while asking what Tetrakis, trimethylsilyl and silane can confirm, complicate or overturn.

Editorial reviewA sound reference starting point where classification, measurement and the date of the underlying evidence remain visible. The current 107-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its strongest next move is a source search built around Tetrakis, trimethylsilyl and silane.
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Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated Aug 6, 2026. The linked authority identifier is Q63255818. None of the 0 selected statements returned an explicit reference.

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This entry incorporates text from “Tetrakis(trimethylsilyl)silane” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.