Di-tert-butylsilyl bis(trifluoromethanesulfonate)

二叔丁基硅基双(三氟甲烷磺酸)

Also known as: Di-tert-butylsilanediyl bis(trifluoromethanesulfonate), Di-tert-butylbis(trifluoromethanesulfonyloxy)silane, Di-t-butylsilyl bis(trifluoromethanesulfonate), Di-t-butylsilyl ditriflate, DTBS ditriflate, Bis(2-methyl-2-propanyl)silanediyl bis(trifluoromethanesulfonate), Di(tert-butyl)([(trifluoromethyl)sulfonyl]oxy)silyl trifluoromethanesulfonate, Trifluoromethanesulfonic acid di-tert-butylsilylene ester, Methanesulfonic acid, 1,1,1-trifluoro-, bis(1,1-dimethylethyl)silylene ester

Di-tert-butylsilyl bis(trifluoromethanesulfonate) (CAS 85272-31-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H18F6O6S2Si and a molecular weight of 440.452 g/mol. It is also known as Di-tert-butylsilanediyl bis(trifluoromethanesulfonate), Di-tert-butylbis(trifluoromethanesulfonyloxy)silane and Di-t-butylsilyl bis(trifluoromethanesulfonate). Key properties include a boiling point of 275.6±0.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 90.6±0.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
85272-31-7
Jingsj CID
J-46424-0
Molecular Formula
C10H18F6O6S2Si
Chinese Name
二叔丁基硅基双(三氟甲烷磺酸)
Molecular Weight
440.452 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point275.6±0.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point90.6±0.0 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of Di-tert-butylsilyl bis(trifluoromethanesulfonate)?

The CAS number of Di-tert-butylsilyl bis(trifluoromethanesulfonate) is 85272-31-7.

What are the molecular formula and molecular weight of Di-tert-butylsilyl bis(trifluoromethanesulfonate)?

Di-tert-butylsilyl bis(trifluoromethanesulfonate) has molecular formula C10H18F6O6S2Si and molecular weight 440.452 g/mol.

Is Di-tert-butylsilyl bis(trifluoromethanesulfonate) hazardous?

Di-tert-butylsilyl bis(trifluoromethanesulfonate) has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Di-tert-butylsilyl bis(trifluoromethanesulfonate) (CAS 85272-31-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46424-0 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.