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CAS No.: | 697-18-7 |
---|---|
Name: | Tetrafluoroethane beta-sultone |
Article Data: | 22 |
Molecular Structure: | |
Formula: | C2F4 O3 S |
Molecular Weight: | 180.08 |
Synonyms: | Ethanesulfonicacid, 1,1,2,2-tetrafluoro-2-hydroxy-, b-sultone (6CI,7CI); 2-Hydroxytetrafluoroethanesulfonicacid b-sultone; Tetrafluoroethane-b-sultone;Tetrafluoroethanesultone |
EINECS: | 211-805-3 |
Density: | 1.692 |
Melting Point: | -35 |
Boiling Point: | 41-42 |
Flash Point: | 68.4°C |
Hazard Symbols: | Xi |
PSA: | 51.75000 |
LogP: | 1.61280 |
polytetrafluoroethylene
4-hexafluoroisopropylidene-1,3,2-dioxathietane 2,2-dioxide
A
tetrafluoroethane-β-sultone
B
bis(trifluoromethyl)ketene
Conditions | Yield |
---|---|
40-50°C; | A 96% B n/a |
40-50°C; | A 96% B n/a |
Conditions | Yield |
---|---|
fresh distilled SO3, 2.7 atm, below 80°C, 1 h; | 93% |
fresh distilled SO3, 2.7 atm, below 80°C, 1 h; | 93% |
fresh distilled SO3, 2.7 atm, below 80°C, 1 h; | 93% |
Conditions | Yield |
---|---|
With sulfur trioxide for 2h; Cycloaddition; | 82% |
With sulfur trioxide | |
With sulfur trioxide |
polytetrafluoroethylene
sulfur trioxide
A
tetrafluoroethane-β-sultone
B
5,5,6,6-tetrafluoro-2,2,4,4-tetroxo-1,3-dioxa-2,4-dithiane
polytetrafluoroethylene
1,1,2-Trichloro-1,2,2-trifluoroethane
sulfur trioxide
tetrafluoroethane-β-sultone
Conditions | Yield |
---|---|
with C2F4 satd. CFCl2CF2Cl adn. to SO3 under 2.4 h,standing for a night at room temp.; | |
with C2F4 satd. CFCl2CF2Cl adn. to SO3 under 2.4 h,standing for a night at room temp.; |
polytetrafluoroethylene
A
tetrafluoroethane-β-sultone
B
4,4,5,5-Tetrafluor-2-oxo-1,3,2-dioxathiolan
Conditions | Yield |
---|---|
With O3S at 20 - 50℃; under 767.652 - 3040.2 Torr; for 6h; Large scale; |
Conditions | Yield |
---|---|
With water | 100% |
With water | 78% |
With water | |
With water | |
With water |
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Molecular Structure of Tetrafluoroethane beta-sultone (CAS No.697-18-7):
Molecular Formula: C2F4O3S
Molecular Weight: 180.0782
CAS No: 697-18-7
H bond acceptors: 3
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 51.75 Å2
Index of Refraction: 1.362
Molar Refractivity: 20.3 cm3
Molar Volume: 91.5 cm3
Surface Tension: 27.4 dyne/cm
Density: 1.96 g/cm3
Flash Point: 68.4 °C
Enthalpy of Vaporization: 40.82 kJ/mol
Boiling Point: 189.4 °C at 760 mmHg
Vapour Pressure: 0.789 mmHg at 25°C
InChI: InChI=1/C2F4O3S/c3-1(4)2(5,6)10(7,8)9-1
InChIKey: ZMSRCMWBEGLBAI-UHFFFAOYAM
Std. InChI: InChI=1S/C2F4O3S/c3-1(4)2(5,6)10(7,8)9-1
Std. InChIKey: ZMSRCMWBEGLBAI-UHFFFAOYSA-N
IUPAC Name: 3,3,4,4-Tetrafluorooxathietane 2,2-dioxide
Hazard Codes: Xi
Hazard Note: Irritant
Tetrafluoroethane beta-sultone (CAS No.697-18-7), its synonyms are 1,2-Oxathietane, 3,3,4,4-tetrafluoro-, 2,2-dioxide ; 3,3,4,4-Tetrafluoro-1,2-oxathietane 2,2-dioxide ; Tetrafluoro-1,2-oxathietane-2,2-dioxide .