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Decamethylcyclopentasiloxane
CAS: 541-02-6 | C10H30O5Si5
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
541-02-6
Molecular Formula:
C10H30O5Si5
Molecular Weight:
370.7750000000001 g/mol
Names and Synonyms:
Decamethylcyclopentasiloxane
Common Name
KF 955
Synonym
D 5
Synonym
PMX 345
Synonym
Siloxane D 5
Synonym
D 5 (siloxane)
Synonym
TSF 405A
Synonym
KF 7312T
Synonym
Decamethylpentacyclosiloxane
Synonym
SH 245 Fluid
Synonym
Tego Polish Additive 5
Synonym
Xiameter PMX 0245
Synonym
Xiameter PMX
Synonym
Cyclomethicone pentamer 245
Synonym
Volatile Silicone Fluid 345
Synonym
D5
Synonym
Cyclopentadimethylsiloxane
Synonym
Cyclopentasiloxane
Synonym
Botanisil CP 33
Synonym
Silicon Plus α
Synonym
Dow Corning 245 Fluid
Synonym
DC 345 Fluid
Synonym
Dow Corning 2-5252C
Synonym
DC 2-5252C
Synonym
Dow Corning 345EU
Synonym
Mirasil CM 5
Synonym
Silbione 70045V5
Synonym
TFS 405
Synonym
SH 245 (siloxane)
Synonym
SH 245
Synonym
Pentacyclomethicone
Synonym
TSF 405
Synonym
Execol D 5
Synonym
Cyclo-decamethylpentasiloxane
Synonym
LS 9000
Synonym
TSF 465
Synonym
DC 345
Synonym
Volasil 245
Synonym
Silbione V 5
Synonym
DC 245
Synonym
Dow Corning 245
Synonym
KF 995
Synonym
VS 7158
Synonym
Silicone SF 1202
Synonym
SF 1202
Synonym
Cyclic dimethylsiloxane pentamer
Synonym
Dow Corning 345 Fluid
Synonym
NUC Silicone VS 7158
Synonym
Dow Corning 345
Synonym
Union Carbide 7158 Silicone Fluid
Synonym
Dimethylsiloxane pentamer
Synonym
Decamethylcyclopentasiloxane
Synonym
2,2,4,4,6,6,8,8,10,10-Decamethylcyclopentasiloxane
Synonym
Cyclopentasiloxane, decamethyl-
Synonym
Cyclopentasiloxane, 2,2,4,4,6,6,8,8,10,10-decamethyl-
Synonym
Identifiers:
SMILES:
C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
InChI:
InChI=1S/C10H30O5Si5/c1-16(2)11-17(3,4)13-19(7,8)15-20(9,10)14-18(5,6)12-16/h1-10H3
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
Physical Properties
| Property | Value | Source |
|---|---|---|
| molecular_mass | 370.78 g/mol | Legacy Database |
| density | 0.96 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Decamethylcyclopentasiloxane None | Legacy Database |
| cas-boiling-point | 210 °C None | Legacy Database |
| cas-canonical-smile | O1[Si](O[Si](O[Si](O[Si](O[Si]1(C)C)(C)C)(C)C)(C)C)(C)C None | Legacy Database |
| cas-density | 0.9593 g/cm3 @ Temp: 20 °C None | Legacy Database |
| LogP | 3.5920000000000023 | RDKit |
| cas-inchi | InChI=1S/C10H30O5Si5/c1-16(2)11-17(3,4)13-19(7,8)15-20(9,10)14-18(5,6)12-16/h1-10H3 None | Legacy Database |
| cas-inchi-key | InChIKey=XMSXQFUHVRWGNA-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | -38 °C None | Legacy Database |
| cas-name | Decamethylcyclopentasiloxane None | Legacy Database |
| wikipedia-name | Decamethylcyclopentasiloxane None | Legacy Database |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 370.7750000000001 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 370.09395670999993 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 20 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 5 count | RDKit |
| Hydrogen Bond Donors | 0 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 0 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 0 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 46.150000000000006 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 92.83500000000005 | RDKit |