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Molecule
Potassium Bis(Trimethylsilyl)Amide
CAS: 40949-94-8 · C6H19KNSi2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 40949-94-8
- Molecular Formula
- C6H19KNSi2
- Molecular Mass
- 200.50 g/mol
Identifiers
CAS Registry Number
40949-94-8
SMILES
C[Si](C)(C)N[Si](C)(C)C.[K]
InChI Key
FYJKEHKQUPSJDH-UHFFFAOYSA-N
InChI
InChI=1S/C6H19NSi2.K/c1-8(2,3)7-9(4,5)6;/h7H,1-6H3;
Names and Synonyms
- Potassium Bis(Trimethylsilyl)Amide Common Name
- Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1) Synonym
- Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt Synonym
- Potassium, [bis(trimethylsilyl)amino]- Synonym
- Potassium hexamethyldisilazane Synonym
- Potassium bis(trimethylsilyl)amide Synonym
- Potassium hexamethyldisilazide Synonym
- Hexamethyldisilazane potassium salt Synonym
- Potassium hexamethyldisilazamide Synonym
- Potassium hexamethyldisilyl azide Synonym
- KHMDS Synonym
- N,N-Bis(trimethylsilyl)amine potassium salt Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 200.50 g/mol | CAS Common Chemistry |
| 200.495 g/mol | RDKit | |
| 201.503 g/mol | chempirical lib | |
| Density | 0.88 g/cm³ | CAS Common Chemistry |
| 0.877 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Potassium_bis(trimethylsilyl)amide | CAS Common Chemistry |
| Canonical SMILES | [K].N([Si](C)(C)C)[Si](C)(C)C | CAS Common Chemistry |
| InChI | InChI=1S/C6H19NSi2.K/c1-8(2,3)7-9(4,5)6;/h7H,1-6H3; | CAS Common Chemistry |
| InChI Key | InChIKey=FYJKEHKQUPSJDH-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | Potassium bis(trimethylsilyl)amide | CAS Common Chemistry |
| Heavy Atom Count | 10 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 2 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 12.03 Ų | RDKit |
| LogP | 1.8649999999999998 | RDKit |
| 1.865 | RDKit | |
| Molar Refractivity | 55.58170000000004 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 1.0 | RDKit |
| Exact Mass | 200.069309348 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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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 = 200.50 g/mol; density = 0.880 g/mL. Edit any field — others recompute live.
