Trimethoxysilane (CAS 2487-90-3) — formula C3H10O3Si, molecular weight 122.19; category organic chemicals.
Trimethoxysilane (CAS 2487-90-3) is a chemical raw material in the organic chemicals category. Its molecular formula C3H10O3Si comprises 3 C, 10 H, 3 O, 1 Si atoms. Its molecular weight is about 122.19. Reported physicochemical data: melting point around -115 °C, boiling point around 84 °C. 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 | 2487-90-3 |
|---|---|
| Molecular Formula | C3H10O3Si |
| Molecular Weight | 122.19 |
| Melting Point | -115 °C |
| Boiling Point | 84 °C |
| Applications | Used to make organic coupling agents (adhesion promoters) in the plastics industry, Used to prepare a number of organic coupling agents utilized by the plastics industry as adhesion promotors, industrial production of trimethoxysilylpropyl methacrylate by direct addition of trimethoxy silane in the presence of radical scavengers, adhesive and bindings agent (92%), as an intermediate (7%) and as a surface active agent (1%), Adhesion/cohesion promoter |
| Category | Organic Chemicals |
Documented applications: Used to make organic coupling agents (adhesion promoters) in the plastics industry, Used to prepare a number of organic coupling agents utilized by the plastics industry as adhesion promotors, industrial production of trimethoxysilylpropyl methacrylate by direct addition of trimethoxy silane in the presence of radical scavengers, adhesive and bindings agent (92%), as an intermediate (7%) and as a surface active agent (1%), Adhesion/cohesion promoter.
Trimethoxysilane is a carbon-based organic compound with CAS registry number 2487-90-3 and molecular formula C3H10O3Si (molecular weight 122.19), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 2487-90-3
Its molecular formula C3H10O3Si comprises 3 C, 10 H, 3 O, 1 Si atoms.
Also known as: Trimethoxysilane · 三甲氧基硅烷
Category: organic chemicals
The CAS registry number of Trimethoxysilane is 2487-90-3.
Molecular formula C3H10O3Si, molecular weight 122.19.
It is also registered under: Trimethoxysilane, 三甲氧基硅烷.
Recorded applications: Used to make organic coupling agents (adhesion promoters) in the plastics industry, Used to prepare a number of organic coupling agents utilized by the plastics industry as adhesion promotors, industrial production of trimethoxysilylpropyl methacrylate by direct addition of trimethoxy silane in the presence of radical scavengers, adhesive and bindings agent (92%), as an intermediate (7%) and as a surface active agent (1%), Adhesion/cohesion promoter.
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 Trimethoxysilane (CAS 2487-90-3), compiled from public chemistry databases.
| CAS Registry Number | 2487-90-3 |
|---|---|
| PubChem CID | 17215 |
| Molecular formula | C3H10O3Si |
| IUPAC name | trimethoxysilane |
| UNII (FDA) | V1J39XPF91 |
| Molecular Weight | 122.19 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 122.03992071 |
| Monoisotopic Mass | 122.03992071 |
| Topological Polar Surface Area | 27.7 |
| Heavy Atom Count | 7 |
| Boiling Point | 84 °C |
|---|---|
| Melting Point | -115 °C |
| Density | 0.860 g/cu cm at 20 °C |
| Density | 0.860 @ 20°C |
| Vapor Pressure | 76.0 [mmHg] |
| Vapor Pressure | 76 mm Hg at 25 °C (ext) |
| Vapor Pressure | 76 [mm Hg] @25 °C |
| Heat of Combustion | -2.46X10-9 J/kmol |
RefChem:899733; DTXCID707482; 219-637-2; 2487-90-3; DTXSID0027482; LS 330; Silane, trimethoxy-; Trimethoxy silane; Trimethoxysilane; V1J39XPF91; trimethoxy-silane; Trimethoxysilane (>85%); LMD 930; LS 330; SY 2012;; (MeO)3SiH; SCHEMBL37612; NS00046824
| Reported hazard statements | H225 (100%), H261 (65.8%), H302 (31.7%), H314 (66.7%), H318 (14.2%), H319 (63.3%), H330 (99.2%), H335 (35%) |
|---|
H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
H261 (65.8%): In contact with water releases flammable gas [Danger Substances and mixtures which in contact with water, emit flammable gases]
Trimethoxysilane · CAS 2487-90-3 · C3H10O3Si. UNII V1J39XPF91. Boiling Point: 84 °C; Melting Point: -115 °C; Density: 0.860 g/cu cm at 20 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 三甲氧基硅烷