Compound having 2-fluorophenyloxymethane structure

摘要

The present invention relates to a compound having a 2-fluorophenyloxymethane structure and useful for organic electronic materials and medical and agricultural chemicals, particularly materials for liquid crystal display elements.;A problem to be solved by the invention is to provide a compound having relatively large Δ∈, relatively high T→i, low viscosity (η), and high miscibility with other liquid crystal compounds, and also provide a liquid crystal composition containing the compound as a constituent component.;The present invention provides a compound having a 2-fluorophenyloxymethane structure and also provides a liquid crystal composition containing the compound and a liquid crystal display device using the liquid crystal composition.

主权项

1. A compound represented by general formula (1), (in the formula, R represents an alkyl group having 1 to 15 carbon atoms or an alkenyl group having 2 to 15 carbon atoms, and one —CH2— or two or more unadjacent —CH2— present in the group may be substituted by —O—, —S—, —COO—, —OCO—, or —CO—; A1 and A2 each independently represent a group selected from the group consisting of (a) a 1,4-cyclohexylene group (one —CH2— or two or more unadjacent —CH2— present in the group may be substituted by —O— or —S—), (b) a 1,4-phenylene group (one —CH═ or two or more unadjacent —CH═ present in the group may be substituted by —N═, and a hydrogen atom present in the group may be substituted by a fluorine atom), and (c) a naphthalene-2,6-diene group (a hydrogen atom present in the group may be substituted by a fluorine atom); Z1 and Z2 each independently represent —CH2O—, —OCH2—, —CF2O—, —OCF2—, —CH2CH2—, —CF2CF2—, —CH═CH—, —CF═CF—, —C≡C—, or a single bond; Y1 represents a fluorine atom, and Y2 and Y3 each independently represent a hydrogen atom, a fluorine atom, or a chlorine atom; W represents a fluorine atom, a chlorine atom, a cyano group, —CF3—, —OCH2F, —OCHF2, or —OCF3; m and n each independently represent 0, 1, or 2, m+n is 0, 1, or 2, and when there is a plurality of each or any of A1, A2, Z1, and Z2, each or any of A1, A2, Z1 and Z2 may be the same or different).