| Name | pentafluoroethane |
| Synonyms | FC-125 HFC-125 pentafluoroethane trifluoroacetyl fluoride 1,1,1,2,2-pentafluoroethane |
| CAS | 354-33-6 |
| EINECS | 206-557-8 |
| InChI | InChI=1/C2F4O/c3-1(7)2(4,5)6 |
| Molecular Formula | C2F4O |
| Molar Mass | 116.014 |
| Density | 1.44g/cm3 |
| Boling Point | 11.6°C at 760 mmHg |
| Vapor Presure | 1250mmHg at 25°C |
| Refractive Index | 1.234 |
| Physical and Chemical Properties | Character: Colorless gas at normal temperature and pressure. boiling point -48.5 ℃ freezing point -103 ℃ relative density 1.25g/cm3 (liquid) |
| Use | Mainly used as refrigerant |
| Safety Description | S23 - Do not breathe vapour. S38 - In case of insufficient ventilation, wear suitable respiratory equipment. |
| UN IDs | UN 3220 |