1,1-DICHLORO-2,2-DIFLUOROETHYLENE
1,1-dichloro-2,2-difluoroethylene
CAS: 79-35-6
Molecular Formula: C2Cl2F2
1,1-DICHLORO-2,2-DIFLUOROETHYLENE - Names and Identifiers
1,1-DICHLORO-2,2-DIFLUOROETHYLENE - Physico-chemical Properties
| Molecular Formula | C2Cl2F2 |
| Molar Mass | 132.92 |
| Density | 1,439 g/cm3 |
| Melting Point | -116°C |
| Boling Point | 19°C |
| Vapor Presure | 999mmHg at 25°C |
| Appearance | liquid |
| Color | colorless |
| Refractive Index | 1.3830 |
| Physical and Chemical Properties | Volatile liquid. Freezing point -127.1-126.7 °c (-116 °c), boiling point 20.4 °c (19 °c), relative density 1.555(-20/4 °c), refractive index 1.383(-20 °c). |
1,1-DICHLORO-2,2-DIFLUOROETHYLENE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R23 - Toxic by inhalation R36/38 - Irritating to eyes and skin. |
| Safety Description | S9 - Keep container in a well-ventilated place. S23 - Do not breathe vapour. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | 3162 |
| Hazard Note | Irritant |
| Hazard Class | 6.1(a) |
| Packing Group | II |
| Toxicity | LC50 inhalation in guinea pig: 700mg/m3/4H |
1,1-DICHLORO-2,2-DIFLUOROETHYLENE - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | an intermediate of the anesthetic methoxyflurane. |
| production method | from 1, 2-difluoro -1,1,2, 2-tetrachloroethane (Freon 112) obtained by rearrangement and elimination. |
Last Update：2024-04-09 20:52:54
