Patent · US Expired

Process for preparing tin alkoxides

US4731461A · kind A · utility

2Cited by
8References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 9, 1986
Grant dateMar 15, 1988
Priority date
Expiry dateJun 9, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C29/70
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Tin tetra-alkoxides absent halogenic impurities are prepared by a two-step process comprising a first step reaction of tin tetrahalide with an alcohol and ammonia. A second step reacts the product of the first step with a metal amide and additional alcohol. An alternative second step reacts the product of the first step with a metal alkoxide.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.