Triethoxysilane (CAS 998-30-1) — formula C6H16O3Si, molecular weight 164.27; category organic chemicals.
Triethoxysilane (CAS 998-30-1) is a chemical raw material in the organic chemicals category. Its molecular formula C6H16O3Si comprises 6 C, 16 H, 3 O, 1 Si atoms. Its molecular weight is about 164.27. Reported physicochemical data: melting point around -170 °C, boiling point around 270 to 275 °F at 760 mmHg (EPA, 1998). 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 | 998-30-1 |
|---|---|
| Molecular Formula | C6H16O3Si |
| Molecular Weight | 164.27 |
| Melting Point | -170 °C |
| Boiling Point | 270 to 275 °F at 760 mmHg (EPA, 1998) |
| Applications | Used to make organic coupling agents and low-temperature-vulcanizing (LTV) silicone rubbers and elastomers, Is of commercial importance in the silane and silicone industry for the production of organofunctional coupling agents, low-temperature-vulcanizing (LTV) silicone rubbers and elastomers, and specialty monomers, Used to prepare a number of organic coupling agents utilized by the plastics industry as adhesion promoters, Intermediate |
| Category | Organic Chemicals |
Documented applications: Used to make organic coupling agents and low-temperature-vulcanizing (LTV) silicone rubbers and elastomers, Is of commercial importance in the silane and silicone industry for the production of organofunctional coupling agents, low-temperature-vulcanizing (LTV) silicone rubbers and elastomers, and specialty monomers, Used to prepare a number of organic coupling agents utilized by the plastics industry as adhesion promoters, Intermediate.
Triethoxysilane is a carbon-based organic compound with CAS registry number 998-30-1 and molecular formula C6H16O3Si (molecular weight 164.27), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 998-30-1
Its molecular formula C6H16O3Si comprises 6 C, 16 H, 3 O, 1 Si atoms.
Also known as: Triethoxysilane · 三乙氧基硅烷
Category: organic chemicals
The CAS registry number of Triethoxysilane is 998-30-1.
Molecular formula C6H16O3Si, molecular weight 164.27.
It is also registered under: Triethoxysilane, 三乙氧基硅烷.
Recorded applications: Used to make organic coupling agents and low-temperature-vulcanizing (LTV) silicone rubbers and elastomers, Is of commercial importance in the silane and silicone industry for the production of organofunctional coupling agents, low-temperature-vulcanizing (LTV) silicone rubbers and elastomers, and specialty monomers, Used to prepare a number of organic coupling agents utilized by the plastics industry as adhesion promoters, Intermediate.
Category: Organic Chemicals.
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 Triethoxysilane (CAS 998-30-1), compiled from public chemistry databases.
| CAS Registry Number | 998-30-1 |
|---|---|
| PubChem CID | 13830 |
| Molecular formula | C6H16O3Si |
| IUPAC name | triethoxysilane |
| UNII (FDA) | 8T460WDH89 |
| Molecular Weight | 164.27 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 6 |
| Exact Mass | 164.08687090 |
| Monoisotopic Mass | 164.08687090 |
| Topological Polar Surface Area | 27.7 |
| Heavy Atom Count | 10 |
| Boiling Point | 270 to 275 °F at 760 mmHg (EPA, 1998) |
|---|---|
| Boiling Point | 133.5 °C |
| Boiling Point | 133.5 °C @760 [mm Hg] |
| Melting Point | -170 °C |
| Flash Point | 26 °C |
| Flash Point | 80 °F (26 °C) (Closed cup) |
| Flash Point | 26 °C c.c. |
| Density | 0.8745 at 20 °C |
| Density | 0.87 g/cm³ |
| Density | 0.8745 @ 20°C |
RefChem:899464; DTXCID7031240; 213-650-7; 8T460WDH89; 998-30-1; DTXSID6052667; NSC-124134; Silane, triethoxy-; SIT 8185; Triethoxysilane; hydridotriethoxysilane; HSi(OEt)3; Si(OEt)3H; Triethoxisilane; triethoxy silane; triethoxy-silane
| GHS notification summary | 6.9% (8 / 116) |
|---|
| GHS notification summary | 6.9% (8 / 116) |
|---|---|
| Reported hazard statements | H226 (86.2%), H252 (19%), H260 (19%), H302 (34.5%), H314 (58.6%), H315 (34.5%), H318 (36.2%), H330 (93.1%) |
This chemical does not meet GHS hazard criteria for 6.9% (8 of 116) of reports.
H226 (86.2%): Flammable liquid and vapor [Warning Flammable liquids]
Triethoxysilane · CAS 998-30-1 · C6H16O3Si. UNII 8T460WDH89. Boiling Point: 270 to 275 °F at 760 mmHg (EPA, 1998); Boiling Point: 133.5 °C; Boiling Point: 133.5 °C @760 [mm Hg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 三乙氧基硅烷