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| CAS No.: | 697-18-7 |
|---|---|
| Name: | Tetrafluoroethane beta-sultone |
| 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 |
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- 71825-51-92-methyl-2-(4-nitrophenyl)propanenitrile
- 116-14-3
polytetrafluoroethylene
- 36638-46-7
4-hexafluoroisopropylidene-1,3,2-dioxathietane 2,2-dioxide
A
- 697-18-7
tetrafluoroethane-β-sultone
B
- 684-22-0
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 |
- 116-14-3
polytetrafluoroethylene
- 7446-11-9
sulfur trioxide
A
- 697-18-7
tetrafluoroethane-β-sultone
B
- 1858-59-9
5,5,6,6-tetrafluoro-2,2,4,4-tetroxo-1,3-dioxa-2,4-dithiane
- 116-14-3
polytetrafluoroethylene
- 76-13-1
1,1,2-Trichloro-1,2,2-trifluoroethane
- 7446-11-9
sulfur trioxide
- 697-18-7
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.; |
- 116-14-3
polytetrafluoroethylene
A
- 697-18-7
tetrafluoroethane-β-sultone
B
- 697-15-4
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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Chemistry
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
Safety Profile
Hazard Codes: 
Xi
Hazard Note: Irritant
Specification
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 .