Product

Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate

CAS No.：120801-75-4

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Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate Basic information

Product Name:	Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate
Synonyms:	TRIMETHYLSILYL FLUOROSULFONYLDIFLUOROACETATE;TRIMETHYLSILYL 2,2-DIFLUORO-2-(FLUOROSULFONYL)ACETATE;TRIMETHYLSILYL 2-(FLUOROSULFONYL)DIFLUOROACETATE;TRIMETHYLSILYL 2-(FLUOROSULPHONYL)DIFLUOROACETATE;TRIMETHYLSILYL 2,2-DIFLUORO-2-(FLUOROSUL;trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate;Trimethylsilyl 2-(fluorosulphonyl)difluoroacetate 97%;Trimethylsilyl2-(fluorosulphonyl)difluoroacetate97%
CAS:	120801-75-4
MF:	C5H9F3O4SSi
MW:	250.27
EINECS:
Product Categories:	C-C Bond Formation;Others;Synthetic Reagents
Mol File:	120801-75-4.mol

Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate Chemical Properties

Boiling point	156 °C (lit.)
density	1.27 g/mL at 25 °C (lit.)
refractive index	n20/D 1.367(lit.)
Fp	80 °F
solubility	Soluble in ether, toluene, and diglyme.
form	clear liquid
Specific Gravity	1.28
color	Colorless to Almost colorless
Water Solubility	Reacts with water.
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
InChIKey	XHVSCKNABCCCAC-UHFFFAOYSA-N
CAS DataBase Reference	120801-75-4(CAS DataBase Reference)
EPA Substance Registry System	Acetic acid, 2,2-difluoro-2-(fluorosulfonyl)-, trimethylsilyl ester (120801-75-4)

Safety Information

Hazard Codes	C,F,Xi
Risk Statements	10-34
Safety Statements	16-26-27-36/37/39-45
RIDADR	UN 2920 8/PG 2
WGK Germany	2
Hazard Note	Flammable/Corrosive
HazardClass	8
PackingGroup	II
HS Code	29319090

MSDS Information

Provider	Language
SigmaAldrich	English

Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate Usage And Synthesis

Physical properties	73–74 °C at 35mm Hg.
Uses	Trimethylsilyl Fluorosulfonyldifluoroacetate is a reagent used in Synthesis of gem-Difluorocyclopropanes, Synthesis of gem-Difluorocyclopropenes, etc.
Uses	Fluoroalkylation agent Reactant for: Preparation of difluorocyclopropenes Preparation of difluorocarbene reagents
Uses	Fluoroalkylation agent. Reactant for Preparation of difluorocyclopropenes and Preparation of difluorocarbene reagents.
Preparation	Prepared by treatment of FO2SCF2CO2H with (CH3)3SiCl.

Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate Preparation Products And Raw materials

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