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Hexamethyldisilane
CAS: 1450-14-2 | C6H18Si2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
1450-14-2
Molecular Formula:
C6H18Si2
Molecular Mass:
146.38 g/mol
Names and Synonyms:
Hexamethyldisilane
Disilane, 1,1,1,2,2,2-hexamethyl-
Disilane, hexamethyl-
1,1,1,2,2,2-Hexamethyldisilane
Hexamethyldisilane
Permethyldisilane
NSC 294211
Identifiers:
SMILES:
C[Si](C)(C)[Si](C)(C)C
InChI:
InChI=1S/C6H18Si2/c1-7(2,3)8(4,5)6/h1-6H3
Key Properties
Boiling Point
113.5 °C
CAS Common Chemistry
Melting Point
13.5 °C
CAS Common Chemistry
Density
0.73 g/cm³
CAS Common Chemistry
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
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.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 146.38 g/mol | CAS Common Chemistry |
| 146.38199999999998 g/mol | RDKit | |
| 146.094703636 g/mol | RDKit | |
| Density | 0.73 g/cm³ | CAS Common Chemistry |
| 0.729 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Hexamethyldisilane | CAS Common Chemistry |
| Boiling Point | 113.5 °C | CAS Common Chemistry |
| Canonical SMILES | C[Si](C)(C)[Si](C)(C)C | CAS Common Chemistry |
| InChI | InChI=1S/C6H18Si2/c1-7(2,3)8(4,5)6/h1-6H3 | CAS Common Chemistry |
| InChI Key | InChIKey=NEXSMEBSBIABKL-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 13.5 °C | CAS Common Chemistry |
| Name | Hexamethyldisilane | CAS Common Chemistry |
| Heavy Atom Count | 8 | 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 | 2.741200000000001 | RDKit |
| Molar Refractivity | 46.69200000000002 | RDKit |
