OCTADECAMETHYLOCTASILOXANE

[dimethyl(trimethylsilyloxy)silyl]oxy-[[[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethylsilyl]oxy-dimethylsilyl]oxy-dimethylsilyl]oxy-dimethylsilane

CAS: 556-69-4

Molecular Formula	`C18H54O7Si8`
Molecular Weight	607.3 g/mol
Topological Polar Surface Area	64.6 A2
Hydrogen Bond Donors	0
Hydrogen Bond Acceptors	7
Rotatable Bonds	14
Exact Mass	606.2024
Heavy Atoms	33
Complexity	587.0

Chemical Identifiers

CAS Number	556-69-4
SMILES	`C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C`
InChIKey	`VWGDPBQTSZDFMX-UHFFFAOYSA-N`

📖 Product Overview

OCTADECAMETHYLOCTASILOXANE (CAS: 556-69-4) is a chemical compound with molecular formula C18H54O7Si8 and molecular weight 607.3 g/mol. Its IUPAC systematic name is [dimethyl(trimethylsilyloxy)silyl]oxy-[[[[dimethyl(trimethylsilyloxy)silyl]oxy-dimethylsilyl]oxy-dimethylsilyl]oxy-dimethylsilyl]oxy-dimethylsilane. Topological Polar Surface Area 64.6 A2 Hydrogen Bond Donors 0 Hydrogen Bond Acceptors 7 Rotatable Bonds 14 Exact Mass 606.2024 Heavy Atoms 33 Complexity 587.0 InChI Key: VWGDPBQTSZDFMX-UHFFFAOYSA-N. SMILES: C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

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