Patent · US Expired

Method of preparing cyclic disilanylene-acetylenes

US4845255A · kind A · utility

5Cited by
2References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 1988
Grant dateJul 4, 1989
Priority date
Expiry dateAug 3, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/0803
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

1,2-dichlorodisilanes are reacted with the diGrignard reagents of 1,2-diethynyldisilane to yield the eight-membered ring disilanylene acetylenes of the formula: ##STR1## where R=an alkyl group, and R'=an alkyl group or an aromatic group.

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