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Molecule
Dc 704
CAS: 3982-82-9 · C28H32O2Si3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 3982-82-9
- Molecular Formula
- C28H32O2Si3
- Molecular Mass
- 484.82 g/mol
Identifiers
CAS Registry Number
3982-82-9
SMILES
C[Si](C)(O[Si](C)(c1ccccc1)c1ccccc1)O[Si](C)(c1ccccc1)c1ccccc1
InChI Key
YFCVAZGXPLMNDG-UHFFFAOYSA-N
InChI
InChI=1S/C28H32O2Si3/c1-31(2,29-32(3,25-17-9-5-10-18-25)26-19-11-6-12-20-26)30-33(4,27-21-13-7-14-22-27)28-23-15-8-16-24-28/h5-24H,1-4H3
Names and Synonyms
- Dc 704 Synonym
- Trisiloxane, 1,3,3,5-tetramethyl-1,1,5,5-tetraphenyl- Synonym
- 1,3,3,5-Tetramethyl-1,1,5,5-tetraphenyltrisiloxane Synonym
- HIVAC F 4 Synonym
- Dow Corning 704 Synonym
- DC 704 Synonym
- Dimethylbis(methyldiphenylsilyloxy)silane Synonym
- Silicone DC 704 Synonym
- FT 704 Synonym
- SH 704 Synonym
- 1,1,5,5-Tetraphenyltetramethyltrisiloxane Synonym
- 1,1,5,5-Tetraphenyl-1,3,3,5-tetramethyltrisiloxane Synonym
- DM 7040 Synonym
- SIT 7757 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 484.82 g/mol | CAS Common Chemistry |
| 484.82000000000016 g/mol | RDKit | |
| Density | 1.07 g/cm³ | CAS Common Chemistry |
| 1.070 g/cm3 | CAS Common Chemistry | |
| Canonical SMILES | O([Si](O[Si](C=1C=CC=CC1)(C=2C=CC=CC2)C)(C)C)[Si](C=3C=CC=CC3)(C=4C=CC=CC4)C | CAS Common Chemistry |
| InChI | InChI=1S/C28H32O2Si3/c1-31(2,29-32(3,25-17-9-5-10-18-25)26-19-11-6-12-20-26)30-33(4,27-21-13-7-14-22-27)28-23-15-8-16-24-28/h5-24H,1-4H3 | CAS Common Chemistry |
| InChI Key | InChIKey=YFCVAZGXPLMNDG-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | DC 704 | CAS Common Chemistry |
| Heavy Atom Count | 33 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 8 | RDKit |
| Aromatic Ring Count | 4 | RDKit |
| Topological Polar Surface Area | 18.46 Ų | RDKit |
| LogP | 4.500800000000004 | RDKit |
| 4.5008 | RDKit | |
| Molar Refractivity | 147.19199999999975 cm³/mol | RDKit |
| Ring Count | 4 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.1429 | RDKit |
| 0.14 | chempirical lib | |
| Exact Mass | 484.171009854 g/mol | RDKit |
| Boiling Point | 233 °C @ 0.5 Torr | CAS Common Chemistry |
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
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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.
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MW = 484.82 g/mol; density = 1.070 g/mL. Edit any field — others recompute live.
