CAS 3069-42-9 | Octadecyltrimethoxysilane
Molecular Formula: C21H46O3Si
Molecular Weight: 374.67
EINECS: 221-339-2
Purity: 97% Min.
Package: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Product Introduction
Specification of CAS 3069-42-9 | Octadecyltrimethoxysilane
ITEMS | SPECIFICATION |
Melting point | 16-17 °C(lit.) |
InChIKey | SLYCYWCVSGPDFR-UHFFFAOYSA-N |
Storage temp. | Inert atmosphere,Room Temperature |
Fp | 284 °F |
Refractive index | n20/D 1.439(lit.) |
Form | liquid |
EPA Substance Registry System | Silane, trimethoxyoctadecyl- (3069-42-9) |
Density | 0.883 g/mL at 25 °C(lit.) |
Stability | Stable. Incompatible with strong oxidizing agents. Moisture sensitive. |
Boiling point | 170 °C (0.1 mmHg) |
Specific Gravity | 0.883 |
NIST Chemistry Reference | Octadecyltrimethoxysilane(3069-42-9) |
BRN | 5791830 |
Hydrolytic Sensitivity | 7 |
CAS DataBase Reference | 3069-42-9(CAS DataBase Reference) |
Synthesis of CAS 3069-42-9 | Octadecyltrimethoxysilane

Conditions
In Petroleum ether at 25 - 30℃; for 7h;
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