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Molecule
Potassium Heptafluorotantalate
CAS: 16924-00-8 · F7K2Ta
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 16924-00-8
- Molecular Formula
- F7K2Ta
- Molecular Mass
- 392.13 g/mol
Identifiers
CAS Registry Number
16924-00-8
SMILES
[F-].[F-].[F-].[F-].[F-].[F-].[F-].[K+].[K+].[Ta+5]
InChI Key
DPXAUKPQZOAHGF-UHFFFAOYSA-G
InChI
InChI=1S/7FH.2K.Ta/h7*1H;;;/q;;;;;;;2*+1;+5/p-7
Names and Synonyms
- Potassium Heptafluorotantalate Common Name
- Tantalate(2-), heptafluoro-, potassium (1:2) Synonym
- Tantalate(2-), heptafluoro-, dipotassium Synonym
- Potassium heptafluorotantalate(V) Synonym
- Potassium fluotantalate(V) (K2TaF7) Synonym
- Potassium fluorotantalate (K2TaF7) Synonym
- Potassium tantalum fluoride (K2TaF7) Synonym
- Potassium fluorotantalate Synonym
- Potassium heptafluorotantalate Synonym
- Dipotassium heptafluorotantalate Synonym
- NSC 154396 Synonym
- Potassium sodium tantalum fluoride (KNaTaF7) Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 392.13 g/mol | CAS Common Chemistry |
| 406.242 g/mol | chempirical lib | |
| Density | 5.24 g/cm³ | CAS Common Chemistry |
| 5.24 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Potassium_heptafluorotantalate | CAS Common Chemistry |
| Canonical SMILES | [K+].[F-][Ta+5]([F-])([F-])([F-])([F-])([F-])[F-] | CAS Common Chemistry |
| InChI | InChI=1S/7FH.2K.Ta/h7*1H;;;/q;;;;;;;2*+1;+5/p-7 | CAS Common Chemistry |
| InChI Key | InChIKey=DPXAUKPQZOAHGF-UHFFFAOYSA-G | CAS Common Chemistry |
| Melting Point | 775 °C | CAS Common Chemistry |
| Name | Potassium heptafluorotantalate | CAS Common Chemistry |
| Heavy Atom Count | 10 | 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 | -26.966499999999996 | RDKit |
| -26.9665 | RDKit | |
| Molar Refractivity | 0.0 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 391.8642317 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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100
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40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
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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 = 392.13 g/mol; density = 5.240 g/mL. Edit any field — others recompute live.
