1,1,3,3-Tetramethyldisiloxane is used as a monomer in the production of silicone polymers or silicone resins. It is used as a precursor to prepare other organosilicon compounds. It is also utilized in non-aqueous polymer preparation as well as a laboratory reagent.
| Boiling Point | 70°C to 71°C |
| CAS | 3277-26-7 |
| Molecular Formula | C4H12OSi2 |
| UN Number | UN1993 |
| Flash Point | −26°C (−15°F) |
| Solubility Information | It reacts with water to produce dimethylsilanol,dimethylsilanediol and hydrogen gas. |
| SMILES | C[Si-](C)[O+]=[Si](C)C |
| Molecular Weight (g/mol) | 132.309 |
| Formula Weight | 134.33 |
| Odor | Characteristic |
| Sensitivity | Moisture sensitive |
| Chemical Name or Material | 1,1,3,3-Tetramethyldisiloxane |
| Melting Point | -78°C |
| Quantity | |
| MDL Number | |
| Beilstein | 1733364 |
| Synonym | 1,1,3,3-tetramethyldisiloxane, tetramethyldisiloxane, dimethylsilyl ether, bis dimethylsilyl ether, bis dimethylsilyl oxide, 1,3-dihydrotetramethyldisiloxane, sym-tetramethyldisiloxane, disiloxane, tetramethyl, dsstox_cid_30574, dsstox_gsid_52010 |
| InChI Key | KWEKXPWNFQBJAY-UHFFFAOYSA-N |
| IUPAC Name | dimethylsilylideneoxonio(dimethyl)silanide |
| PubChem CID | 6327482 |
| Percent Purity | 97% |
| Refractive Index | 1.37 |
| Density | 0.76 |