甲基三甲氧基硅烷（CAS 1185-55-3）：分子式 C4H12O3Si、分子量 136.22。
| CAS号 | 1185-55-3 |
|---|---|
| 分子式 | C4H12O3Si |
| 分子量 | 136.22 |
| 沸点 | 103.5 °C @760 [mm Hg] |
| 应用领域 | Uses: Used in household products for conditioning and waterproofing leather、[REPROTOX]、The uses of Methyltrimethoxysilane (MTMS) include as a coupling agent in thermoplastics and thermosetting resins、a cross-linker in silicone sealants、a water repellent component、and in silicone hard-coats for plastics.、Industry Uses: Monomers、Not Known or Reasonably Ascertainable、Catalyst、Sealant (barrier)、Surface modifier、Intermediate、Adhesion、cohesion promoter、Consumer Uses: Other、Household Products: Information on 24 consumer products that contain Methyltrimethoxysilane in the following categories is provided:、• Auto Products、• Home Maintenance、• Landscaping、Yard、U.S. Production: 2023: 5、000、000 - <10、000 lb、2022: 5、2021: 5、2020: 5、General Manufacturing Information: Petrochemical Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Paint and Coating Manufacturing、Adhesive Manufacturing、Construction、All Other Chemical Product and Preparation Manufacturing、Electrical Equipment、Appliance、and Component Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Silane、trimethoxymethyl-: ACTIVE |
登记用途：Uses: Used in household products for conditioning and waterproofing leather、[REPROTOX]、The uses of Methyltrimethoxysilane (MTMS) include as a coupling agent in thermoplastics and thermosetting resins、a cross-linker in silicone sealants、a water repellent component、and in silicone hard-coats for plastics.、Industry Uses: Monomers、Not Known or Reasonably Ascertainable、Catalyst、Sealant (barrier)、Surface modifier、Intermediate、Adhesion、cohesion promoter、Consumer Uses: Other、Household Products: Information on 24 consumer products that contain Methyltrimethoxysilane in the following categories is provided:、• Auto Products、• Home Maintenance、• Landscaping、Yard、U.S. Production: 2023: 5、000、000 - <10、000 lb、2022: 5、2021: 5、2020: 5、General Manufacturing Information: Petrochemical Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Paint and Coating Manufacturing、Adhesive Manufacturing、Construction、All Other Chemical Product and Preparation Manufacturing、Electrical Equipment、Appliance、and Component Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Silane、trimethoxymethyl-: ACTIVE。
甲基三甲氧基硅烷 是一种化工化合物，登记 CAS 号为 1185-55-3，分子式 C4H12O3Si（分子量 136.22）。
登记 CAS 号：1185-55-3
其分子式 C4H12O3Si 由 4 个碳、12 个氢、3 个氧、1 个硅 组成。
别名/同义词：甲基三甲氧基硅烷 · Methyltrimethoxysilane
甲基三甲氧基硅烷 的 CAS 登记号为 1185-55-3。
分子式 C4H12O3Si，分子量 136.22。
别名/同义词：甲基三甲氧基硅烷、Methyltrimethoxysilane。
登记用途：Uses: Used in household products for conditioning and waterproofing leather、[REPROTOX]、The uses of Methyltrimethoxysilane (MTMS) include as a coupling agent in thermoplastics and thermosetting resins、a cross-linker in silicone sealants、a water repellent component、and in silicone hard-coats for plastics.、Industry Uses: Monomers、Not Known or Reasonably Ascertainable、Catalyst、Sealant (barrier)、Surface modifier、Intermediate、Adhesion、cohesion promoter、Consumer Uses: Other、Household Products: Information on 24 consumer products that contain Methyltrimethoxysilane in the following categories is provided:、• Auto Products、• Home Maintenance、• Landscaping、Yard、U.S. Production: 2023: 5、000、000 - <10、000 lb、2022: 5、2021: 5、2020: 5、General Manufacturing Information: Petrochemical Manufacturing、Non-metallic Mineral Product Manufacturing (includes clay、glass、cement、concrete、lime、gypsum、and other non-metallic mineral product manufacturing)、Paint and Coating Manufacturing、Adhesive Manufacturing、Construction、All Other Chemical Product and Preparation Manufacturing、Electrical Equipment、Appliance、and Component Manufacturing、All Other Basic Inorganic Chemical Manufacturing、Silane、trimethoxymethyl-: ACTIVE。
甲基三甲氧基硅烷（CAS 1185-55-3）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 1185-55-3 |
|---|---|
| PubChem CID | 14456 |
| Molecular formula | C4H12O3Si |
| IUPAC name | trimethoxy(methyl)silane |
| UNII (FDA) | 0HI0D71MCI |
| Molecular Weight | 136.22 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 136.05557077 |
| Monoisotopic Mass | 136.05557077 |
| Topological Polar Surface Area | 27.7 |
| Heavy Atom Count | 8 |
| Boiling Point | 103.5 °C @760 [mm Hg] |
|---|---|
| Density | 0.949 @ 20°C |
Methyltrimethoxysilane; 1185-55-3; Trimethoxy(methyl)silane; Trimethoxymethylsilane; Silane, trimethoxymethyl-; DTXSID3027370; Z 6070; 0HI0D71MCI; GLASCA B; NSC-93883; SILQUEST A 1630; DTXCID407370; DOW CORNING 7-5300 FILM-IN-PLACE COATING; DOW CORNING (R) 7-5310 FILM-IN-PLACE BASE; RefChem:818737; 214-685-0
| GHS notification summary | 1.7% (22 / 1271) |
|---|
| GHS notification summary | 1.7% (22 / 1271) |
|---|---|
| Reported hazard statements | H225 (97.6%), H315 (57.2%), H317 (14.8%), H319 (53.7%), H335 (43.4%), H318 (66.7%), H320, H332 |
This chemical does not meet GHS hazard criteria for 1.7% (22 of 1271) of reports.
H225 (97.6%): Highly Flammable liquid and vapor [Danger Flammable liquids]
Methyltrimethoxysilane · CAS 1185-55-3 · C4H12O3Si. UNII 0HI0D71MCI. Boiling Point: 103.5 °C @760 [mm Hg]; Density: 0.949 @ 20°C.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Methyltrimethoxysilane