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inquiryTrimethylsilyl 2-(fluorosulfonyl)difluoroacetate CAS:120801-75-4 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing
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inquiryProduct Name: Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate CAS: 120801-75-4 MF: C5H9F3O4SSi MW: 250.27 EINECS: Mol File: 120801-75-4.mol Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate Structure Trimethylsilyl 2-(fluorosulfo
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryHexamethyldisiloxane
fluorosulfonyldifluoroacetyl fluoride
A
trimethylsilyl fluoride
B
2,2-difluoro-2-(fluorosulfonyl)acetic acid
C
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
Stage #1: Hexamethyldisiloxane; fluorosulfonyldifluoroacetyl fluoride at 0 - 100.6℃; under 4350.44 - 5925.59 Torr; for 18h; Stage #2: With chloro-trimethyl-silane at 20 - 107.8℃; Product distribution / selectivity; Heating / reflux; | A n/a B n/a C 85% |
Hexamethyldisiloxane
fluorosulfonyldifluoroacetyl fluoride
A
trimethylsilyl fluoride
B
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With chloro-trimethyl-silane at 105℃; under 4200.42 Torr; for 6h; | A n/a B 84% |
chloro-trimethyl-silane
2,2-difluoro-2-(fluorosulfonyl)acetic acid
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
at 0 - 20℃; for 26h; Inert atmosphere; | 83% |
at 20℃; | 78% |
at 0℃; Esterification; | 78% |
for 12h; Heating; | |
at 0 - 65℃; for 19h; Inert atmosphere; |
trimethylsilyl iodide
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
for 24h; -196 deg C upto room temp.; | 29% |
N-(cyclohexylthiocarbonyl)aniline
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In toluene at 80℃; for 0.166667h; Temperature; Solvent; Optical yield = 58 %de; | 100% |
4-Methoxyphenylthiocarbamidsaeure-O-isopropylester
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In toluene at 50℃; for 0.166667h; | 97% |
2-chloro-3-quinoline carboxaldehyde
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
Stage #1: 2-chloro-3-quinoline carboxaldehyde With sodium fluoride; triphenylphosphine In ethyl acetate at 90℃; for 0.0166667h; Wittig Olefination; Schlenk technique; Inert atmosphere; Stage #2: trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate In ethyl acetate at 90℃; for 1h; Schlenk technique; Inert atmosphere; | 96% |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In toluene at 60℃; for 0.25h; | 96% |
With 1,1,1,3,3,3-hexafluoro-2,2-di(p-tolyl)propane; N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In para-xylene at 60℃; for 0.25h; regioselective reaction; |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
3-(4-methoxyphenyl)-1-phenylprop-2-yn-1-one
[3,3-difluoro-2-(4-methoxy-phenyl)-cycloprop-1-enyl]-phenyl-methanone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 3h; | 95% |
cinnamyl benzoate
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With sodium fluoride In various solvent(s) at 120℃; | 94% |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In toluene for 0.5h; Barton-Kellog Olefination; Schlenk technique; Reflux; | 94% |
phenylpropynoic acid methyl ester
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; | 94% |
2-formylbenzo[b]furan
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
2-(2,2-difluorovinyl)benzo[b]furan
Conditions | Yield |
---|---|
Stage #1: 2-formylbenzo[b]furan With sodium fluoride; triphenylphosphine In ethyl acetate at 90℃; for 0.0166667h; Wittig Olefination; Schlenk technique; Inert atmosphere; Stage #2: trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate In ethyl acetate at 90℃; for 1h; Schlenk technique; Inert atmosphere; | 93% |
methyl N-phenylthiocarbamate
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In toluene at 50℃; for 0.166667h; | 93% |
1-pentyl-1-hexenyl acetate
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
5,6-difluoromethylene-6-acetoxyundecane
Conditions | Yield |
---|---|
With sodium fluoride In various solvent(s) at 120℃; | 92% |
3,6-dimethyl-5-nitropyridin-2-ol
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
2-(difluoromethoxy)-3,6-dimethyl-5-nitropyridine
Conditions | Yield |
---|---|
Stage #1: 3,6-dimethyl-5-nitropyridin-2-ol With sodium hydride In acetonitrile at 20℃; for 0.5h; Stage #2: trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate With cesium fluoride In acetonitrile at 23 - 30℃; | 92% |
With sodium hydride; cesium fluoride In acetonitrile at 23 - 30℃; for 1.66667h; Inert atmosphere; | 92% |
3,6-dimethyl-5-nitropyridin-2-one
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
2-(difluoromethoxy)-3,6-dimethyl-5-nitropyridine
Conditions | Yield |
---|---|
With sodium hydride; cesium fluoride In acetonitrile; mineral oil at 20℃; for 1.16667h; | 92% |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In toluene at 60℃; for 0.25h; | 92% |
With 1,1,1,3,3,3-hexafluoro-2,2-di(p-tolyl)propane; N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In para-xylene at 60℃; for 0.25h; regioselective reaction; |
phenyl m-chlorobenzenedithiocarboxylate
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With N,N,N',N'-tetramethyl-1,8-diaminonaphthalene In toluene for 0.5h; Barton-Kellog Olefination; Schlenk technique; Reflux; | 92% |
6-methyl-5-nitropyridin-2-ol
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
6-(difluoromethoxy)-2-methyl-3-nitropyridine
Conditions | Yield |
---|---|
With sodium hydride; cesium fluoride In acetonitrile | 91% |
C17H14O
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
phenyl 2,2-difluoro-3-(3,5-dimethylphenyl)cyclopropenyl ketone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 1h; Inert atmosphere; | 91% |
m-bromobenzoic aldehyde
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
1-bromo-3-(2,2-difluorovinyl)benzene
Conditions | Yield |
---|---|
Stage #1: m-bromobenzoic aldehyde With sodium fluoride; triphenylphosphine In ethyl acetate at 90℃; for 0.0166667h; Wittig Olefination; Schlenk technique; Inert atmosphere; Stage #2: trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate In ethyl acetate at 90℃; for 1h; Schlenk technique; Inert atmosphere; | 91% |
1-propenylbenzene
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With sodium fluoride In various solvent(s) at 105℃; | 90% |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
1-(4-(tert-butyl)phenyl)-3-phenylprop-2-yn-1-one
4-t-butylphenyl 2,2-difluoro-3-phenylcyclopropenyl ketone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 1h; Inert atmosphere; | 90% |
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 3h; | 85% |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
1-phenyl-3-(4-methylphenyl)prop-2-yn-1-one
phenyl 2,2-difluoro-3-(4-methylphenyl)cyclopropenyl ketone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 3h; | 90% |
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 1h; Inert atmosphere; | 87% |
1,2,3,4-tetrahydronaphthalen-2-one
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
2-(difluoromethoxy)naphthalene
Conditions | Yield |
---|---|
Stage #1: 1,2,3,4-tetrahydronaphthalen-2-one; trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate With sodium carbonate; 1,3-bis(mesityl)imidazolium chloride In toluene at 100℃; for 1h; Stage #2: With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene at 100℃; | 90% |
vinyl benzoate
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With sodium fluoride at 105℃; | 89% |
3-butenyl benzoate
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
2-(2,2-difluorocyclopropyl)ethyl benzoate
Conditions | Yield |
---|---|
With sodium fluoride at 105℃; | 89% |
With sodium fluoride at 110℃; for 2h; Inert atmosphere; | 51% |
With sodium fluoride In neat (no solvent) at 110℃; for 2h; | 51% |
With sodium fluoride at 110℃; for 12h; | 50% |
With sodium fluoride at 125℃; for 12h; Cycloaddition; |
1,3-diphenyl-2-propynone
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
phenyl 2,2-difluoro-3-phenylcyclopropenyl ketone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 3h; | 89% |
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 1h; Inert atmosphere; | 85% |
1-phenyl-3-(3-methylphenyl)prop-2-yn-1-one
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
phenyl 2,2-difluoro-3-(3-methylphenyl)cyclopropenyl ketone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 1h; Inert atmosphere; | 89% |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
Conditions | Yield |
---|---|
With sodium hydride; cesium fluoride In acetonitrile; mineral oil at 0℃; for 1h; | 89% |
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
3-(4-bromophenyl)-1-phenylprop-2-yn-1-one
phenyl 2,2-difluoro-3-(4-bromophenyl)cyclopropenyl ketone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 3h; | 88% |
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 1h; Inert atmosphere; | 85% |
1-<<2-cyclohexylideneethenyl>sulfonyl>-4-methylbenzene
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
1,1-difluoro-2-[(tolyl-4-sulfonyl)methylidene]spiro[2.5]octane
Conditions | Yield |
---|---|
With sodium fluoride In xylene for 3.16667h; Heating; | 88% |
C23H26O
trimethylsilyl-2,2-difluoro-2-(fluorosulphonyl)acetate
phenyl 2,2-difluoro-3-(3,5-di-t-butylphenyl)cyclopropenyl ketone
Conditions | Yield |
---|---|
With sodium fluoride In diethylene glycol dimethyl ether at 120℃; for 1h; Inert atmosphere; | 88% |
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