Methyldifluor(fluorsulfonyl)acetat

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Names

[ CAS No. ]:
680-15-9

[ Name ]:
Methyldifluor(fluorsulfonyl)acetat

[Synonym ]:
Methyl difluoro(fluorosulfonyl)acetate
methyl 2,2-difluoro-2-fluorosulfonylacetate
MFCD00144316
Methyldifluor(fluorsulfonyl)acetat
Acetic acid, 2,2-difluoro-2-(fluorosulfonyl)-, methyl ester

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
150.0±40.0 °C at 760 mmHg

[ Molecular Formula ]:
C₃H₃F₃O₄S

[ Molecular Weight ]:
192.114

[ Flash Point ]:
44.5±27.3 °C

[ Exact Mass ]:
191.970413

[ PSA ]:
68.82000

[ LogP ]:
1.85

[ Vapour Pressure ]:
3.9±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.371

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02, GHS05

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H226-H314

[ Precautionary Statements ]:
P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
C:Corrosive;

[ Risk Phrases ]:
R10;R34

[ Safety Phrases ]:
S26-S36/37/39-S45-S16

[ RIDADR ]:
UN 2920 8/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
3.2

[ HS Code ]:
2915900090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Tetrafluoroethanebeta-sultone
Sodium Methylate
4-heptafluoropropoxytrifluoro-1,2-oxathietane 2,2-dioxide
Methanol
2-fluorosulfonyl-2,2-difluoroacetyl chloride
5,5,6,6-tetrafluoro-2,2,4,4-tetroxo-1,3-dioxa-2,4-dithiane
fluorodisulfuryl-difluoroacetylfluoride
Trimethylsilyl difluoro(fluorosulfonyl)acetate

DownStream

4-(Trifluoromethylthio)chlorobenzene
methyl iodide
4-(TRIFLUOROMETHYLTHIO)TOLUENE
((trifluoromethyl)thio)benzene
4-(Trifluoromethyl)benzaldehyde
2-Nitro-1,4-bis(trifluoromethyl)benzene
1,1,1-TRIFLUOROBUTENE-3
4-(TRIFLUOROMETHYL)PHENYL TRIFLUOROMETHANESULFONATE
4-(Trifluoromethylthio)nitrobenzene
4-Nitrobenzotrifluoride

Customs

[ HS Code ]: 2915900090

[ Summary ]:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Articles

Evaluating the thermal vinylcyclopropane rearrangement (VCPR) as a practical method for the synthesis of difluorinated cyclopentenes: experimental and computational studies of rearrangement stereospecificity.

Chemistry 20(44) , 14305-16, (2014)

Vinyl cyclopropane rearrangement (VCPR) has been utilised to synthesise a difluorinated cyclopentene stereospecifically and under mild thermal conditions. Difluorocyclopropanation chemistry afforded e...

A broadly applicable copper reagent for trifluoromethylations and perfluoroalkylations of aryl iodides and bromides.

Angew. Chem. Int. Ed. Engl. 50 , 3793, (2011)

J. Chem. Soc. Chem. Commun. , 705, (1989)

Difluor-fluorsulfonyl-thioessigsaeure-S-phenylester
fluorosulfonylchlorfluoroacetylfluoride
Germin-3-acetat
Aethyl(dipropylstibino)acetat
Ethyl(dibutylphosphino)acetat
Metagenin-11-acetat
3-{2,7-Diazaspiro[3.5]nonan-2-yl}-3-oxopropanenitrile
1-{7-Amino-3-azaspiro[5.5]undecan-3-yl}-2-methylprop-2-en-1-one
N-{3-azaspiro[5.5]undecan-7-yl}-2-methoxyacetamide
N-{3-azaspiro[5.5]undecan-7-yl}prop-2-enamide
4-chloro-1-{octahydro-1H-pyrrolo[3,2-b]pyridin-4-yl}butan-1-one
2-methyl-1-{octahydro-1H-pyrrolo[3,2-b]pyridin-1-yl}prop-2-en-1-one
5-{4-oxo-4H,4aH-thieno[2,3-d]pyrimidin-5-yl}thiophene-2-carboxylic acid
5-(Bromomethyl)-3-(2,4-dimethylphenyl)-1,3-oxazolidin-2-one
4-(6-chloropyridin-3-yl)-N-(4-fluorophenyl)-1,3-thiazol-2-amine hydrochloride
4-(6-Chloropyridin-3-yl)-N-(4-fluorophenyl)thiazol-2-amine

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