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Molecule
Dimethyltetramethoxydisiloxane
CAS: 18186-97-5 · C6H18O5Si2
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 18186-97-5
- Molecular Formula
- C6H18O5Si2
- Molecular Mass
- 226.38 g/mol
Identifiers
CAS Registry Number
18186-97-5
SMILES
CO[Si](C)(OC)O[Si](C)(OC)OC
InChI Key
JWVHPGDCFVOYMQ-UHFFFAOYSA-N
InChI
InChI=1S/C6H18O5Si2/c1-7-12(5,8-2)11-13(6,9-3)10-4/h1-6H3
Names and Synonyms
- Dimethyltetramethoxydisiloxane Synonym
- Disiloxane, 1,1,3,3-tetramethoxy-1,3-dimethyl- Synonym
- 1,1,3,3-Tetramethoxy-1,3-dimethyldisiloxane Synonym
- Dimethyltetramethoxydisiloxane Synonym
- 1,1,3,3-Tetramethoxydimethyldisiloxane Synonym
- 1,3-Dimethyltetramethoxydisiloxane Synonym
- [Dimethoxy(methyl)silyl]oxy-dimethoxy-methylsilane Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 226.38 g/mol | CAS Common Chemistry |
| 226.37699999999998 g/mol | RDKit | |
| 226.377 g/mol | RDKit | |
| Density | 1.01 g/cm³ | CAS Common Chemistry |
| 1.010 g/cm3 | CAS Common Chemistry | |
| Boiling Point | 165 °C | CAS Common Chemistry |
| Canonical SMILES | O(C)[Si](OC)(O[Si](OC)(OC)C)C | CAS Common Chemistry |
| InChI | InChI=1S/C6H18O5Si2/c1-7-12(5,8-2)11-13(6,9-3)10-4/h1-6H3 | CAS Common Chemistry |
| InChI Key | InChIKey=JWVHPGDCFVOYMQ-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | Dimethyltetramethoxydisiloxane | CAS Common Chemistry |
| Heavy Atom Count | 13 | RDKit |
| Hydrogen Bond Acceptors | 5 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 6 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 46.150000000000006 Ų | RDKit |
| 46.15 Ų | RDKit | |
| LogP | 0.7259999999999998 | RDKit |
| 0.726 | RDKit | |
| Molar Refractivity | 52.35700000000004 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 1.0 | RDKit |
| Exact Mass | 226.069276736 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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1
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| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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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 = 226.38 g/mol; density = 1.010 g/mL. Edit any field — others recompute live.
