Claims
- 1. A process for producing a liquid crystalline compound represented by the general formula (B), comprising the step of: reacting a compound represented by the general formula (4) with a compound represented by the general formula (5) to obtain the liquid crystalline compound (B): ##STR125## wherein R.sub.1 and R.sub.2 represent (a) a cyano group, (b) a nitro group, (c) a fluorine atom, or (d) a C.sub.1 -C.sub.22 straight-chain or branched, saturated or unsaturated, alkyl or alkoxy group attached to the aromatic ring through a sulfur atom, provided that at least one of R.sub.1 and R.sub.2 represents said alkyl or alkoxy group; and X and Y are respectively groups which are reacted with each other to form Z selected from a --COO--, --OCO--, --N.dbd.N--, --CH.dbd.N--, --CH.sub.2 S--, --CH.dbd.CH--, or --C.tbd.C-- group.
Priority Claims (4)
Number |
Date |
Country |
Kind |
7-239037 |
Aug 1995 |
JPX |
|
7-239038 |
Aug 1995 |
JPX |
|
8-93044 |
Mar 1996 |
JPX |
|
8-93045 |
Mar 1996 |
JPX |
|
Parent Case Info
This is a Continuation of application Ser. No. 08/701,436 filed Aug. 22, 1996, now U.S. Pat. No. 5,766,510.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
5262083 |
Mori et al. |
Nov 1993 |
|
5268123 |
Mori et al. |
Dec 1993 |
|
5305131 |
Terada et al. |
Apr 1994 |
|
5766510 |
Hanna et al. |
Jun 1998 |
|
Continuations (1)
|
Number |
Date |
Country |
Parent |
701436 |
Aug 1996 |
|