| abstract |
(57) [Summary] [PROBLEMS] The present invention relates to a method for suppressing the reverse contrast phenomenon. It is an object of the present invention to provide a liquid crystal composition preferably used for an N cell. (A) Compound of general formula I: (R is an alkyl group, etc., rings A 1 and A 2 are cyclohexylene, cyclohexylene, etc., Z 1 and Z 2 are a single bond, —CH 2 CH 2 -, etc., X 1, X 2, X 3 is H or F, Q is, C F 2 , OCF 2 , single bond, etc., Y is H, F, Cl, n Is 0 to 2), and (b) at least one chiral dopant having an absolute value of HTP value of helical twisting ability at 20 ° C. of 10 μm −1 or more. |