Bis(trimethylsilyl)peroxide

Bis(trimethylsilyl)peroxide (sometimes abbreviated as BTSP)^[1] is an organosilicon compound with the formula ((CH₃)₃SiO)₂. It is a colorless liquid that is soluble in organic solvents so long as they lack acidic groups. The compound represents an aprotic analogue of hydrogen peroxide and as such it is used for certain sensitive organic oxidations.^[2] Upon treatment with organolithium compounds, it affords the silyl ether.

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Bis(trimethylsilyl)peroxide

Names
Preferred IUPAC name Peroxybis(trimethylsilane)
Identifiers
CAS Number	5796-98-5 Y
3D model (JSmol)	Interactive image
ChemSpider	8233642
PubChem CID	10058088
CompTox Dashboard (EPA)	DTXSID60434842
InChI InChI=1S/C6H18O2Si2/c1-9(2,3)7-8-10(4,5)6/h1-6H3 Key: XPEMYYBBHOILIJ-UHFFFAOYSA-N
SMILES C[Si](C)(C)OO[Si](C)(C)C
Properties
Chemical formula	C6H18O2Si2
Molar mass	178.378 g·mol−1
Appearance	colorless oil
Density	0.829 g/cm3
Boiling point	35 °C (95 °F; 308 K) 35 torr
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

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