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Molecule
1,2-Difluoroethane
CAS: 624-72-6 · C2H4F2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 624-72-6
- Molecular Formula
- C2H4F2
- Molecular Mass
- 66.05 g/mol
Identifiers
CAS Registry Number
624-72-6
SMILES
FCCF
InChI Key
AHFMSNDOYCFEPH-UHFFFAOYSA-N
InChI
InChI=1S/C2H4F2/c3-1-2-4/h1-2H2
Names and Synonyms
- 1,2-Difluoroethane Synonym
- Ethane, 1,2-difluoro- Synonym
- Freon 152 Synonym
- 1,2-Difluoroethane Synonym
- HFC 152 Synonym
- R 152 (refrigerant) Synonym
- R 152 Synonym
- HCFC 152 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 66.05 g/mol | CAS Common Chemistry |
| Density | 1.02 g/cm³ | CAS Common Chemistry |
| 1.024 g/cm3 @ 10 °C | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/1,2-Difluoroethane | CAS Common Chemistry |
| Boiling Point | 30.7 °C | CAS Common Chemistry |
| Canonical SMILES | FCCF | CAS Common Chemistry |
| InChI | InChI=1S/C2H4F2/c3-1-2-4/h1-2H2 | CAS Common Chemistry |
| InChI Key | InChIKey=AHFMSNDOYCFEPH-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | 1,2-Difluoroethane | CAS Common Chemistry |
| Heavy Atom Count | 4 | RDKit |
| Hydrogen Bond Acceptors | 0 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 0.0 Ų | RDKit |
| LogP | 0.9254 | RDKit |
| Molar Refractivity | 11.950000000000003 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 1.0 | RDKit |
| Exact Mass | 66.028106568 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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MW = 66.05 g/mol; density = 1.020 g/mL. Edit any field — others recompute live.
