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Merck
CN

91742

Sigma-Aldrich

tert-Butyldimethylsilyl trifluoromethanesulfonate

purum, ≥98.0% (T)

Synonym(s):

TBDMS triflate, Trifluoromethanesulfonic acid tert-butyldimethylsilylester

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About This Item

Linear Formula:
CF3SO3Si(CH3)2C(CH3)3
CAS Number:
69739-34-0
Molecular Weight:
264.34
Beilstein:
2370068
EC Number:
274-102-0
MDL number:
MFCD00000405
UNSPSC Code:
12352001
PubChem Substance ID:
329770076

Key Documents

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grade

purum

Assay

≥98.0% (T)

form

liquid

refractive index

n20/D 1.385 (lit.)

bp

65-67 °C/12 mmHg (lit.)

density

1.151 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CC(C)(C)[Si](C)(C)OS(=O)(=O)C(F)(F)F

InChI

1S/C7H15F3O3SSi/c1-6(2,3)15(4,5)13-14(11,12)7(8,9)10/h1-5H3

InChI key

WLLIXJBWWFGEHT-UHFFFAOYSA-N

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Other Notes

Powerful and strongly electrophilic reagent for the introduction of the tert-butyl-dimethylsilyl group; Reviews

Signal Word

Danger

Hazard Statements

H226,H314,H335

Hazard Classifications

Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

98.6 °F - closed cup

Flash Point(C)

37 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCBN0162V

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M. Riediker et al.
Helvetica Chimica Acta, 62, 205-205 (1979)
T. Mukaiyama et al.
Chemistry (Weinheim An Der Bergstrasse, Germany), 5, 121-121 (1999)
G. Simchen
Advances in Silicon Chemistry, 1 (1991)
S.V. Ley et al.
Tetrahedron, 55, 3515-3515 (1999)
E.J. Corey et al.
Journal of the American Chemical Society, 106, 3384-3384 (1984)

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