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Molecule
Fluorine
CAS: 7782-41-4 · F2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 7782-41-4
- Molecular Formula
- F2
- Molecular Mass
- 38.00 g/mol
Identifiers
CAS Registry Number
7782-41-4
SMILES
FF
InChI Key
PXGOKWXKJXAPGV-UHFFFAOYSA-N
InChI
InChI=1S/F2/c1-2
Names and Synonyms
- Fluorine Common Name
- Fluorine Synonym
- Fluorine-19 Synonym
- Difluorine Synonym
- Diatomic fluorine Synonym
- Molecular fluorine Synonym
- Mol. fluorine Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 38.00 g/mol | CAS Common Chemistry |
| 37.99680644 g/mol | RDKit | |
| 37.996 g/mol | RDKit | |
| Density | 0.59 g/cm³ | CAS Common Chemistry |
| 0.593 g/cm3 | CAS Common Chemistry | |
| Boiling Point | -188.13 °C | CAS Common Chemistry |
| Canonical SMILES | FF | CAS Common Chemistry |
| InChI | InChI=1S/F2/c1-2 | CAS Common Chemistry |
| InChI Key | InChIKey=PXGOKWXKJXAPGV-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | -219.61 °C | CAS Common Chemistry |
| Name | Fluorine | CAS Common Chemistry |
| Heavy Atom Count | 2 | RDKit |
| Hydrogen Bond Acceptors | 0 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 0.0 Ų | RDKit |
| LogP | 0.8404 | RDKit |
| 0.82 | chempirical lib | |
| Molar Refractivity | 2.216 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 37.996 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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Quick conversion
MW = 38.00 g/mol; density = 0.590 g/mL. Edit any field — others recompute live.
