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531421

Sigma-Aldrich

Trimethylsilyl 2,2-difluoro-2-(fluorosulfonyl)acetate

Synonym(s):

Trimethylsilyl (fluorosulfonyl)difluoroacetate

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About This Item

Linear Formula:
FSO2CF2CO2Si(CH3)3
CAS Number:
120801-75-4
Molecular Weight:
250.27
MDL number:
MFCD02093343
UNSPSC Code:
12352101
PubChem Substance ID:
24877816
NACRES:
NA.22

reaction suitability

reaction type: C-C Bond Formation

Quality Level

100

refractive index

n20/D 1.367 (lit.)

bp

156 °C (lit.)

density

1.27 g/mL at 25 °C (lit.)

SMILES string

C[Si](C)(C)OC(=O)C(F)(F)S(F)(=O)=O

InChI

1S/C5H9F3O4SSi/c1-14(2,3)12-4(9)5(6,7)13(8,10)11/h1-3H3

InChI key

XHVSCKNABCCCAC-UHFFFAOYSA-N

Application

  • Fluoroalkylation agent

Reactant for:
  • Preparation of difluorocyclopropenes
  • Preparation of difluorocarbene reagents

Pictograms

FlameCorrosion
GHS02,GHS05

Signal Word

Danger

Hazard Statements

H226,H314

Hazard Classifications

Flam. Liq. 3 - Skin Corr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

80.1 °F - closed cup

Flash Point(C)

26.7 °C - closed cup

Certificates of Analysis (COA)

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