Di-tert-butylsilyl bis(trifluoromethanesulfonate)

Synonym: DTBS ditriflate, Di-tert-butylsilyl ditriflate, Trifluoromethanesulfonic acid di-tert-butylsilylene ester

CAS Number 85272-31-7 | MDL Number MFCD00010581 | EC Number 680-172-7 

Product code	SI2317
CAS number	85272-31-7
Assay (purity)	97%
Purity method	by titration: %96.5-103.5 (with NaOH)
NMR H1	conforms to structure
Molecular weight	440.45 g/mol
Boiling point	73-75C
Form	liquid
Appearance	colorless to yellow and colorless to light brown-yellow
Sensitivity	heat
Molecular formula	C10H18F6O6S2Si
Linear formula	(CF3SO3)2Si[C(CH3)3]2
Packaging	glassware/metal containers/bubblers

Di-tert-butylsilyl bis(trifluoromethanesulfonate) is a protecting group reagent for 1,3-diols used recently in a synthesis of N-homoceramides. It is also can be utilized for selective α-galactosylation in the synthesis of α-galactosyl ceramides. See links below.

Ereztech manufactures and sells this product in small and bulk volumes. Glass ampules, bottles or metal ampules or bubblers are available for packaging. For additional analytical information or details about purchasing SI2317 contact us at sales@ereztech.com

Safety information

UN	3265
Hazardous class	8
Packing group	II
Pictograms
Signal word	DANGER
Hazard statements	H227-H314-H318
Precautionary statements	P210-P264-P280-P301 + P330 + P331-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338 + P310-P363-P370 + P378-P403 + P235-P405
Transport description	CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S (DI-TERT-BUTYLSILYL BIS(TRIFLUOROMETHANESULFONATE))
In TSCA registry	No(sold for research and development usage only)

Certificates of Analysis (CoA)

If you don’t see the needed lot of Di-tert-butylsilane below please contact customer support at sales@ereztech.com

Lot# CS10122004 Lot# CS081219229B Lot# CS081219229C

External identifiers for DTBS ditriflate

Pubchem CID	545813
IUPAC Name	[ditert-butyl(trifluoromethylsulfonyloxy)silyl] trifluoromethanesulfonate
SMILES	CC(C)(C)[Si](C(C)(C)C)(OS(=O)(=O)C(F)(F)F)OS(=O)(=O)C(F)(F)F
InchI Identifier	InChI=1S/C10H18F6O6S2Si/c1-7(2,3)25(8(4,5)6,21-23(17,18)9(11,12)13)22-24(19,20)10(14,15)16/h1-6H3
InchI Key	HUHKPYLEVGCJTG-UHFFFAOYSA-N

Known applications and external links

• Eva Neuner, Ronald Micura. Practical synthesis of N-(di-n-butylamino)methylene-protected 2-aminopurine riboside phosphoramidite for RNA solid-phase synthesis. Monatshefte für Chemie – Chemical Monthly volume 150, pages1941–1946(2019)
• Yasuharu Sakamoto, Tsuyoshi Ohta, Yukishige Ito. Stereoselective synthesis of UDP-2-(2-ketopropyl)galactose aided by di-tert-butylsilylene protecting group. Glycoconjugate Journal volume 32, pages541–548(2015)

With Di-tert-butylsilyl bis(trifluoromethanesulfonate) other customers often ask:

• Di-tert-butylsilane
• Hexachlorodisilane
• Silicon(IV) iodide
• Hexachlorodisiloxane

Ereztech synthesizes and sells additional SI-compounds.

To purchase SI2317 contact us at sales@ereztech.com