Trimethoxysilylpropanethiol (CAS 4420-74-0) — formula C6H16O3SSi, molecular weight 196.34; category organic chemicals.
Documented applications: Uses: Used as a coupling agent in polysulfide and polyurethane caulks and sealants, [REPROTOX], Industry Uses: Adhesion, cohesion promoter, Binder, U.S. Production: 2023: 75, 000 - <100, 000 lb, 2022: 400, 000 - <550, 2021: 100, 000 - <250, 2020: 100, General Manufacturing Information: Rubber Product Manufacturing, Synthetic Rubber Manufacturing, Paint and Coating Manufacturing, Adhesive Manufacturing, Miscellaneous Manufacturing, Asphalt Paving, Roofing, and Coating Materials Manufacturing, 1-Propanethiol, 3-(trimethoxysilyl)-: ACTIVE.
Trimethoxysilylpropanethiol is a carbon-based organic compound with CAS registry number 4420-74-0 and molecular formula C6H16O3SSi (molecular weight 196.34), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4420-74-0
Its molecular formula C6H16O3SSi comprises 6 C, 16 H, 3 O, 1 S, 1 Si atoms.
Also known as: Trimethoxysilylpropanethiol · 3-Mercaptopropyltrimethoxysilane · Mercaptopropyltrimethoxysilane
Category: organic chemicals
The CAS registry number of Trimethoxysilylpropanethiol is 4420-74-0.
Molecular formula C6H16O3SSi, molecular weight 196.34.
It is also registered under: Trimethoxysilylpropanethiol, 3-Mercaptopropyltrimethoxysilane, Mercaptopropyltrimethoxysilane.
Recorded applications: Uses: Used as a coupling agent in polysulfide and polyurethane caulks and sealants, [REPROTOX], Industry Uses: Adhesion, cohesion promoter, Binder, U.S. Production: 2023: 75, 000 - <100, 000 lb, 2022: 400, 000 - <550, 2021: 100, 000 - <250, 2020: 100, General Manufacturing Information: Rubber Product Manufacturing, Synthetic Rubber Manufacturing, Paint and Coating Manufacturing, Adhesive Manufacturing, Miscellaneous Manufacturing, Asphalt Paving, Roofing, and Coating Materials Manufacturing, 1-Propanethiol, 3-(trimethoxysilyl)-: ACTIVE.
Category: Organic Chemicals.
Public-database records for Trimethoxysilylpropanethiol (CAS 4420-74-0), reproduced here for independent cross-checking.
| GHS 通报统计 | 4.4% (21 / 481) |
|---|---|
| 已通报的危害声明 | H302 (94%), H312 (12.5%), H317 (71.7%), H319 (10.4%), H411 (64.7%) |
| GHS 通报统计 | 4.4% (21 / 481) |
|---|
| 密度 | 1.015 @25 °C |
|---|
| CAS 号 | 4420-74-0 |
|---|---|
| PubChem CID | 20473 |
| 分子式 | C6H16O3SSi |
| IUPAC 名称 | 3-trimethoxysilylpropane-1-thiol |
| UNII（FDA） | 8CB1M08OIW |
4420-74-0; (3-Mercaptopropyl)trimethoxysilane; 3-Mercaptopropyltrimethoxysilane; 3-(Trimethoxysilyl)propanethiol; 1-Propanethiol, 3-(trimethoxysilyl)-; Silquest A 189; 3-(Trimethoxysilyl)-1-Propanethiol; Prosil 196; Silane A 189; (3-Thiopropyl)trimethoxysilane; NUCA 189; 3-(Sulfanylpropyl)trimethoxysilane; M 8500 (coupling agent); 3-(Trimethoxysilyl)propyl mercaptan; A 189 (silicone); KBE 803
| 分子量 | 196.34 |
|---|---|
| 氢键供体数 | 1 |
| 氢键受体数 | 4 |
| 可旋转键数 | 6 |
| 精确质量 | 196.05894208 |
| 单同位素质量 | 196.05894208 |
| 拓扑极性表面积 | 28.7 |
| 重原子数 | 11 |
| 形式电荷 | 0 |
| 复杂度 | 89.6 |
3-巯丙基三甲氧基硅烷 · CAS 4420-74-0 · C6H16O3SSi. UNII 8CB1M08OIW. 密度: 1.015 @25 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
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