Silane | Silanes | Chloro Silanes

SiSiB® PC5520

Synonym: (Dichloromethylsilyl)chloromethane

Countertype of Wacker CMM1

Chemical Structure


SiSiB® PC5520 is a clear, colourless, pungent smelling, caustic and flammable liquid. It can be dissolved in non-protonating solvents without decomposition.

Typical Physical Properties

Chemical Name: Chloromethylmethyldichlorosilane
CAS No.: 1558-33-4
EINECS No.: 216-319-5
Empirical Formula: C2H5Cl3Si
Molecular Weight: 163.51
Boiling Point: 121°C [760mmHg]
Flash Point: 20°C
Ignition temperature: 375°C
Color and Appearance: Clear to straw liquid
Density [25°C]: 1.286
Refractive Index [25°C]: 1.450[25°C]
Purity: 99.0% by GC


SiSiB® PC5520 is an important intermediate for Alfa-series silane coupling agents.

SiSiB® PC5520 is used for synthesis of pesticides.


Net weight 240Kg steel drum, for more details, please visit Packing Centre.

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