of two to sixteen carbons ar is an achiral flc core of at least two rings denotes a chiral carbon x and y are halogens and r 2 is one to ten carbon atoms the o ch 2 c hx c hy ch 2 o segment comprises the chiral proximal segment of the chiral tail the proximal segment is selected from the enantiomers 2r 3r dihalo and 2s 3s dihalo r 2 is the distal segment of the chiral tail application_number US 55665690 A description the ferroelectric liquid crystal compounds having proximal segments of formulas ixa and ixb where q u2550 r 2 are prepared from chiral l diethyl tartrate ia and d diethyl tartrate ib respectively reaction scheme i illustrates the synthesis of the ixa q h intermediate from ia however substitution of ib for ia produces intermediate compounds of formula ixb q h the synthesis of compounds ixa or ixb q h proceed through the formation of a chiral 2 3 isopropylidenethreitol which is then coupled to a desired 4 substituted core unit r 1 ar the resulting compound 39 s ring is opened and treated with halogenating agents to yield the chiral dioxy 2 3 dihalo proximal segment as exemplified in scheme i as discussed hereinabove flc compositions having proximal segments of formulas ixa and ixb q r 2 represent a pair of enantiomers the ferroelectric compounds dopants comprising these proximal segments function equivalently in.