Silane | Silanes | Alkyl & Alkoxy Silanes

SiSiB® PC5222

Synonym: Diethoxydimethylsilane

Countertype of DowCorning 1-6509, Wacker M2-DIETHOXY

Chemical Structure


SiSiB® PC5222 is a monomeric alkylalkoxysilane. It is a clear to straw liquid.

Typical Physical Properties

Chemical Name: Dimethyldiethoxysilane
CAS No.: 78-62-6
EINECS No.: 201-127-6
Empirical Formula: C6H16O2Si
Molecular Weight: 148.28
Boiling Point: 115°C [760mmHg]
Flash Point: 13°C
Color and Appearance: Colorless clear liquid
Density [25°C]: 0.85
Refractive Index [25°C]: 1.3805[25°C]
Purity: 98.0% by GC


SiSiB® PC5221 is used for the synthesis of chemical intermediates.

SiSiB® PC5221 is used as an additive for the production of silicone resins.

SiSiB® PC5221 is used for hydrophobization of surfaces, like glass, pigments etc.


Standard packing is 160Kg steel drum, for more details, please visit Packing Centre. Custom packing is available.

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