Patent · US Expired

Substituted pyridazines

US4657695A · kind A · utility

23Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1985
Grant dateApr 14, 1987
Priority date
Expiry dateMar 28, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D237/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A liquid crystal compound containing an optically active group, suitable for being used for display mode utilizing ferroelectric liquid crystals, and a composition containing the same are provided, which compound is an optically active pyridazine compound expressed by the general formula ##STR1## wherein X represents an alkyl group or an alkoxy group each having 1 to 18 carbon atoms and R* represents an optically active group.

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