Title:
【発明の名称】2,3‐ジフルオロビフエニル化合物
Document Type and Number:
Japanese Patent JPH02503430
Kind Code:
A
Abstract:
PCT No. PCT/EP89/00180 Sec. 371 Date May 15, 1989 Sec. 102(e) Date May 15, 1989 PCT Filed Feb. 27, 1989 PCT Pub. No. WO89/08687 PCT Pub. Date Sep. 21, 1989.4-Q1-4'-Q2-2,3-Difluorobiphenyls wherein Q1 and Q2 independently of one another are each R or R-A1-A2-Z in which R (sic) alkyl having 1-15 C atoms or alkenyl having 3-15 C atoms each of which is unsubstituted or monosubstituted by cyano or at least monosubstituted by fluorine or chlorine, and in which in each case one or two non-adjacent CH2 groups can also be replaced by -O-, -CO-, -O-CO, -CO-O- or -O-COO-, (sic) -COO-, -O-CO-, -CH2O, -O-CH2-, -CH2CH2- or a single bond, and A1 and A2 independently of one another . . (sic) each 1,4-phenylene which is unsubstituted or substituted by one or two fluorine atoms, and in which one or two CH groups can also be replaced by N, or trans-1,4-cyclohexylene wherein one or two non-adjacent CH2 groups can also be replaced by -O-, and one of the two groups A1 and A2 can also be a single bond, subject to the proviso that Z is -CO-O, -O-CO-, -CH2O-, -OCH2- or -CH2CH2-, if one of the groups Q1 or Q2 is alkyl or alkoxy and the other group Q1 or Q2 is R-A1-A2-Z wherein one of the two groups A1 and A2 is a single bond, are suitable for use as components of liquid-crystal media.
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Inventors:
Life Enrad, Quaker
Clause, Joachim
Wetz Hitler, Andreas
Veberg, Georg
Finkentseller, Ulrich
Coats, David
Sage, Ian Challes
Greenfield, Simon
Grey, jioge william
Hard, michael
Lacy, David
Toin, Kenneth Ji
Clause, Joachim
Wetz Hitler, Andreas
Veberg, Georg
Finkentseller, Ulrich
Coats, David
Sage, Ian Challes
Greenfield, Simon
Grey, jioge william
Hard, michael
Lacy, David
Toin, Kenneth Ji
Application Number:
JP50256189A
Publication Date:
October 18, 1990
Filing Date:
February 27, 1989
Export Citation:
Assignee:
Merck Patent GmbH
International Classes:
G02F1/13; C07C17/26; C07C25/18; C07C39/367; C07C43/225; C07C69/63; C07C69/75; C07C69/753; C07C69/757; C07C69/94; C09K19/12; C09K19/14; C09K19/20; C09K19/30; C09K19/34; C09K19/46; C09K19/54; (IPC1-7): C07C17/26; C07C25/18; C07C39/367; C07C43/225; C07C69/63; C07C69/75; C07C69/753; C07C69/757; C07C69/94; C09K19/20; C09K19/30; C09K19/46; C09K19/54; G02F1/13
Domestic Patent References:
| JPH01503387A | 1989-11-16 | |||
| JPH06502382A | 1994-03-17 |
Attorney, Agent or Firm:
Kiyokazu Kazuwa (1 person outside)