| abstract |
A process for preparing silacyclohexane-based liquid crystal compounds of the formula which comprises reacting ketone compounds of the following general formula ##STR1## Ar represents a phenyl or tolyl group, and R represents Ar, a substituted or unsubstituted alkyl group, with an organometal reagent such as a Grignard reagent or an organotitanium, organolithium or organozinc compound, followed by dehydration, oxidation, de-silylation and reduction to obtain silacyclohexane-based liquid crystal compounds of the type mentioned below. ##STR2## wherein Y is halogen and i is a value of 0, 1, 2 or 3, and A represents a substituted phenyl group or tolyl group or a halogen or functional group such as CN, Cl, Br, OCF 3 , OCHF 2 etc. |