1,1,3,3-Tetramethyldisiloxane (CAS 3277-26-7) — formula C4H12OSi2, molecular weight 132.31; category chemical intermediates.
1,1,3,3-Tetramethyldisiloxane (CAS 3277-26-7) is a chemical raw material in the chemical intermediates category. Its molecular formula C4H12OSi2 comprises 4 C, 12 H, 1 O, 2 Si atoms. Its molecular weight is about 132.31. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 3277-26-7 |
|---|---|
| Molecular Formula | C4H12OSi2 |
| Molecular Weight | 132.31 |
| Applications | Intermediate, Viscosity modifiers |
| Category | Chemical Intermediates|Other Chemical Raw Materials |
Documented applications: Intermediate, Viscosity modifiers.
1,1,3,3-Tetramethyldisiloxane is a chemical intermediate compound with CAS registry number 3277-26-7 and molecular formula C4H12OSi2 (molecular weight 132.31), belonging to the chemical intermediates segment of chemical raw materials.
CAS number: 3277-26-7
Its molecular formula C4H12OSi2 comprises 4 C, 12 H, 1 O, 2 Si atoms.
Also known as: 1,1,3,3-Tetramethyldisiloxane · 1,1,3,3-四甲基二硅氧烷
Category: chemical intermediates / fine chemicals
The CAS registry number of 1,1,3,3-Tetramethyldisiloxane is 3277-26-7.
Molecular formula C4H12OSi2, molecular weight 132.31.
It is also registered under: 1,1,3,3-Tetramethyldisiloxane, 1,1,3,3-四甲基二硅氧烷.
Recorded applications: Intermediate, Viscosity modifiers.
Category: Chemical Intermediates / Other Chemical Raw Materials.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 1,1,3,3-Tetramethyldisiloxane (CAS 3277-26-7), compiled from public chemistry databases.
| CAS Registry Number | 3277-26-7 |
|---|---|
| PubChem CID | 6327482 |
| Molecular formula | C4H12OSi2 |
| UNII (FDA) | 9HC8F6L8F3 |
| Molecular Weight | 132.31 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 2 |
| Exact Mass | 132.04266807 |
| Monoisotopic Mass | 132.04266807 |
| Topological Polar Surface Area | 9.2 |
| Heavy Atom Count | 7 |
1,1,3,3-Tetramethyldisiloxane; 3277-26-7; sym-Tetramethyldisiloxane; DISILOXANE, 1,1,3,3-TETRAMETHYL-; DTXSID3052010; EINECS 221-906-4; ((CH3)2SiH)2O; (CH3)2HSiOSiH(CH3)2; DTXCID6030574; EC 221-906-4; CT2030; T 2030; RefChem:70940; 221-906-4; NVYQDQZEMGUESH-UHFFFAOYSA-N; Bis(dimethylsilyl) ether
| GHS notification summary | 3.1% (3 / 96) |
|---|
| GHS notification summary | 3.1% (3 / 96) |
|---|---|
| Reported hazard statements | H225 (100%), H315 (57.3%), H319 (57.3%), H335 (57.3%) |
H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
H361d (19.5%): Suspected of damaging the unborn child [Warning Reproductive toxicity]
1,1,3,3-Tetramethyldisiloxane · CAS 3277-26-7 · C4H12OSi2. UNII 9HC8F6L8F3.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1,1,3,3-四甲基二硅氧烷