381-73-7
| Name | Difluoroacetic acid |
| CAS | 381-73-7 |
| EINECS(EC#) | 206-839-0 |
| Molecular Formula | C2H2F2O2 |
| MDL Number | MFCD00004220 |
| Molecular Weight | 96.03 |
| MOL File | 381-73-7.mol |
Chemical Properties
| Appearance | clear colorless to light brown liquid |
| Melting point | -1 °C (lit.) |
| Boiling point | 132-134 °C (lit.) |
| density | 1.526 g/mL at 25 °C(lit.) |
| vapor pressure | 11.7hPa at 25℃ |
| refractive index | n |
| Fp | 174 °F |
| storage temp. | Sealed in dry,2-8°C |
| solubility | 540.54g/L in organic solvents at 20 ℃ |
| form | Liquid |
| pka | pK1:1.33 (25°C) |
| color | Clear colorless to light brown |
| Specific Gravity | 1.527 (20℃) |
| Water Solubility | 1000g/L at 37℃ |
| BRN | 1098588 |
| Henry's Law Constant | 3.0×102 mol/(m3Pa) at 25℃, Burkholder et al. (2019) |
| InChI | 1S/C2H2F2O2/c3-1(4)2(5)6/h1H,(H,5,6) |
| InChIKey | PBWZKZYHONABLN-UHFFFAOYSA-N |
| SMILES | OC(=O)C(F)F |
Safety Data
| Symbol(GHS) |   GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H314-H332-H412 |
| Precautionary statements | P261-P273-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338 |
| Hazard Codes | C |
| Risk Statements | |
| Safety Statements | |
| RIDADR | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| RTECS | AG9900000 |
| Hazard Note | Corrosive |
| TSCA | T |
| REACH Registrations | Inactive |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 29159080 |
| Storage Class | 8A - Combustible corrosive hazardous materials |
| Hazard Classifications | Acute Tox. 4 Inhalation Aquatic Chronic 3 Eye Dam. 1 Skin Corr. 1A |
