| | Identification | More |  | [Name] 
 TRIMETHYLSILYL TRIFLUOROACETATE
 |  | [CAS] 
 400-53-3
 |  | [Synonyms] 
 TRIFLUOROACETIC ACID TRIMETHYLSILYL ESTER
 TRIMETHYLSILYL TRIFLUOROACETATE
 Aceticacid,trifluoro-,trimethylsilylester
 Trifluoressigsαure-trimethylsilylester
 trifluoro-aceticacitrimethylsilylester
 Trimethylsilyl trifluoroacetate 96%
 Trimethylsilyltrifluoroacetate96%
 Trimethylsilyl trifluoroacetate, GC 98%
 Trimethyl(trifluoroacetoxy)silane
 |  | [EINECS(EC#)] 
 206-923-7
 |  | [Molecular Formula] 
 C5H9F3O2Si
 |  | [MDL Number] 
 MFCD00000413
 |  | [Molecular Weight] 
 186.2
 |  | [MOL File] 
 400-53-3.mol
 | 
 | Chemical Properties | Back Directory |  | [Appearance] 
 clear colorless to light yellow liquid
 |  | [Boiling point ] 
 88-90 °C(lit.)
 |  | [density ] 
 1.078 g/mL at 25 °C(lit.)
 
 |  | [vapor density ] 
 >1 (vs air)
 
 |  | [refractive index ] 
 n20/D 1.336(lit.)
 
 |  | [Fp ] 
 °C
 |  | [storage temp. ] 
 Flammables area
 |  | [form ] 
 Powder
 |  | [color ] 
 White
 |  | [Specific Gravity] 
 1.078
 |  | [Hydrolytic Sensitivity] 
 7: reacts slowly with moisture/water
 |  | [BRN ] 
 1773314
 |  | [InChI] 
 InChI=1S/C5H9F3O2Si/c1-11(2,3)10-4(9)5(6,7)8/h1-3H3
 |  | [InChIKey] 
 VIYXXANHGYSBLY-UHFFFAOYSA-N
 |  | [SMILES] 
 C(O[Si](C)(C)C)(=O)C(F)(F)F
 |  | [CAS DataBase Reference] 
 400-53-3(CAS DataBase Reference)
 |  | [EPA Substance Registry System] 
 Acetic acid, trifluoro-, trimethylsilyl ester (400-53-3)
 | 
 | Safety Data | Back Directory |  | [Hazard Codes ] 
 F,C
 |  | [Risk Statements ] 
 R11:Highly Flammable.
 R34:Causes burns.
 R37:Irritating to the respiratory system.
 |  | [Safety Statements ] 
 S16:Keep away from sources of ignition-No smoking .
 S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
 S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
 S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
 |  | [RIDADR ] 
 UN 2924 3/PG 2
 
 |  | [WGK Germany ] 
 3
 
 |  | [F ] 
 10-21
 |  | [Hazard Note ] 
 Flammable
 |  | [TSCA ] 
 Yes
 |  | [HazardClass ] 
 3.1
 |  | [PackingGroup ] 
 II
 |  | [HS Code ] 
 29319019
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 clear colorless to light yellow liquid
 |  | [Uses] 
 Trimethysilyl Trifluoroacetate is a useful research chemical used as a promotor for stereoselective addition of silyl azides to meso epoxides.
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