Cannabis November 14, 2016November 14, 2016 thcscience_admin Silicon alkoxides are a group of alkoxides, chemical compounds of silicon and an alcohol, with the formula Si(OR)4. Silicon alkoxides are important precursors for the manufacture of silica-based aerogels.[1] References[edit] ^ "Production of Silica Gels: Alkoxide Method". aerogel.org.