Hexamethyl diorthosilicate

trimethyl trimethoxysilyl silicate

CAS: 4371-91-9

Molecular Formula	`C6H18O7Si2`
Molecular Weight	258.37 g/mol
Topological Polar Surface Area	64.6 A2
Hydrogen Bond Donors	0
Hydrogen Bond Acceptors	7
Rotatable Bonds	8
Exact Mass	258.0591
Heavy Atoms	15
Complexity	136.0

Chemical Identifiers

CAS Number	4371-91-9
SMILES	`CO[Si](OC)(OC)O[Si](OC)(OC)OC`
InChIKey	`XOAJIYVOSJHEQB-UHFFFAOYSA-N`

📖 Product Overview

Hexamethyl diorthosilicate (CAS: 4371-91-9) is a chemical compound with molecular formula C6H18O7Si2 and molecular weight 258.37 g/mol. Its IUPAC systematic name is trimethyl trimethoxysilyl silicate. Topological Polar Surface Area 64.6 A2 Hydrogen Bond Donors 0 Hydrogen Bond Acceptors 7 Rotatable Bonds 8 Exact Mass 258.0591 Heavy Atoms 15 Complexity 136.0 InChI Key: XOAJIYVOSJHEQB-UHFFFAOYSA-N. SMILES: CO[Si](OC)(OC)O[Si](OC)(OC)OC.

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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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