CAS Number3277-26-7
SynonymsDimethylsilyl ether; [Me2Si(H)]2O; Bis(dimethylsilyl) oxide; Tetramethyldisiloxane; [HSi(Me2)]2O; EINECS 221-906-4; sym-Tetramethyldisiloxane; 1,1,3,3-Tetramethyldisiloxane; 1,3-Dihydrotetramethyldisiloxane; HSiMe2OSiMe2H; DISILOXANE,1,1,3,3-TETRAMETHYL; MFCD00008256; Bis(dimethylsilyl) ether
Molecular Formula[(CH3)2SiH]2O
Molecular Weight134.32
Purity97%
Density0.76 g/mL at 25 °C(lit.)
Boiling Point70-71 °C (lit.)
Melting Point<-78ºC
Appearanceliquid
EINECS221-906-4
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 3277-26-7 |
| Catalog No. | 2A-9029623 |
| Chinese Name | 1,1,3,3-四甲基二硅氧烷 |
| Synonyms | Dimethylsilyl ether; [Me2Si(H)]2O; Bis(dimethylsilyl) oxide; Tetramethyldisiloxane; [HSi(Me2)]2O; EINECS 221-906-4; sym-Tetramethyldisiloxane; 1,1,3,3-Tetramethyldisiloxane; 1,3-Dihydrotetramethyldisiloxane; HSiMe2OSiMe2H; DISILOXANE,1,1,3,3-TETRAMETHYL; MFCD00008256; Bis(dimethylsilyl) ether |
| Molecular Formula | [(CH3)2SiH]2O |
| Molecular Weight | 134.32 |
| Purity | 97 |
| Density | 0.76 g/mL at 25 °C(lit.) |
| Boiling Point | 70-71 °C (lit.) |
| Melting Point | <-78ºC |
| Appearance | liquid |
| Water Solubility | DECOMPOSES |
| Storage Condition | Store in a ventilated and dry place, sealed |
| Packaging | II |
| EINECS | 221-906-4 |
| HTC | 29310095 |
| PubChem ID | 24853998 |
| MDL Number | MFCD00008256 |
| SMILES | C[SiH](C)O[SiH](C)C |
| InChI | 1S/C4H14OSi2/c1-6(2)5-7(3)4/h6-7H,1-4H3 |
| InChI Key | NVYQDQZEMGUESH-UHFFFAOYSA-N |
| Beilstein/REAXYS | 1733364 |
| NACRES Code | NA.22 |
| UNSPSC | 12352103 |
| Hazard Symbols | 3 |
| MSDS | msds/29623_1_3277_26_7.pdf |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Shipping Name: UN |
| MSDS Transport Info | Module 14. Shipping information 14.1 UN dangerous goods number European Land Transport Dangerous Regulations: 1993 International Maritime Transport Dangerous Regulations: 1993 International Air Transport Dangerous Regulations: 1993 14.2 United Nations shipping name European Land Transport Dangerous Regulations: FLAMMABLE LIQUID, N.O.S. (1,1,3,3-Tetramethyldisiloxane) IMDG Code: FLAMMABLE LIQUID, N.O.S. (1,1,3,3-Tetramethyldisiloxane) International air transport hazard regulations: Flammable liquid, n.o.s. (1,1,3,3-Tetramethyldisiloxane) 14.3 Transport hazard categories European land transport Dangerous Regulations: 3 International sea transport Dangerous Regulations: 3 International air transport Dangerous Regulations: 3 14.4 Package group European Dangerous Regulations for land transport: II International Dangerous Regulations for sea transport: II International Dangerous Regulations for air transport: II 14.5 Environmental hazards European Land Transport Danger Regulations: No International Maritime Danger Regulations International Air Transport Danger Regulations: No Marine pollutants (yes/no): No 14.6 Special reminder to users No data available |
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