n-Octadecyltrimethoxysilane
trimethoxyoctadecylsilane
CAS: 3069-42-9
Molecular Formula: C21H46O3Si
n-Octadecyltrimethoxysilane - Names and Identifiers
| Name | trimethoxyoctadecylsilane |
| Synonyms | STEARYLTRIMETHOXYSILANE trimethoxyoctadecylsilane trimethoxyoctadecyl-silan Trimethoxysilyloctadecane Trimethoxyoctadecylsilane Octadecyltrimethoxysilane OCTADECYLTRIMETHOXYSILANE n-Octadecyltrimethoxysilane N-OCTADECYLTRIMETHOXYSILANE Silane, trimethoxyoctadecyl- 18,18,18-trimethoxyoctadecylsilicon |
| CAS | 3069-42-9 |
| EINECS | 221-339-2 |
| InChI | InChI=1/C21H46O3Si/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-25(22-2,23-3)24-4/h5-21H2,1-4H3 |
| InChIKey | SLYCYWCVSGPDFR-UHFFFAOYSA-N |
n-Octadecyltrimethoxysilane - Physico-chemical Properties
| Molecular Formula | C21H46O3Si |
| Molar Mass | 374.67 |
| Density | 0.883g/mLat 25°C(lit.) |
| Melting Point | 16-17°C(lit.) |
| Boling Point | 170 °C (0.1 mmHg) |
| Flash Point | 284°F |
| Water Solubility | 190-437000ng/L at 20℃ |
| Solubility | Chloroform (Slightly) |
| Vapor Presure | 0.001Pa at 25℃ |
| Appearance | liquid |
| Specific Gravity | 0.883 |
| Color | Colourless |
| BRN | 5791830 |
| Storage Condition | Inert atmosphere,Room Temperature |
| Stability | Stable. Incompatible with strong oxidizing agents. Moisture sensitive. |
| Sensitive | 7: reacts slowly with moisture/water |
| Refractive Index | n20/D 1.439(lit.) |
n-Octadecyltrimethoxysilane - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 1 |
| FLUKA BRAND F CODES | 10-21 |
| TSCA | Yes |
| HS Code | 29319090 |
n-Octadecyltrimethoxysilane - Reference Information
| LogP | 6 |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| application | octaalkyltrimethoxysilane is an organic synthesis intermediate and a pharmaceutical intermediate, which can be used in laboratory research and development processes and chemical production processes. |
Last Update：2024-04-09 02:00:05
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Product Name: trimethoxyoctadecylsilane Request for quotationCAS: 3069-42-9
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