Patent ID: 6596349
Filing Date: 2003-07-22
Classification: C07C,C09K

Abstract:
A terphenyl derivative represented by formula (1); wherein R represents a straight or branched alkyl group of 1-10 carbon atoms, and any methylene groups (â€”CH2â€”) not adjacent each other in each alkyl group may be replaced by an oxygen atom; X represents F, â€”OCF3, â€”OCF2H, â€”CF3, â€”CF2H, or CFlâ€”2; Y1, Y2, Y3, and Y4, Y5 and Y6 independently represent H or F, but at least two of Y1, Y2, Y3 and Y4 represent F, and Y5 and Y6 represent H; provided that a) when Y1&boxH;Y2&boxH;F and Y3&boxH;Y4&boxH;H, then X is not F, b) when Y1&boxH;Y3&boxH;F and Y2&boxH;Y4&boxH;H, then X is not F, â€”CF3 and â€”OCF3, c) when Y3&boxH;Y4&boxH;F and Y1&boxH;Y2&boxH;H, then X is not F, â€”CF3 and â€”OCF3, d) when Y1&boxH;Y2&boxH;Y3&boxH;F and Y2&boxH;H, then X is not F, â€”CF3 and â€”CF2H, e) when Y1&boxH;Y2&boxH;Y3&boxH;Y4&boxH;F, then X is not â€”OCF3.