Optically active compound

Details Optically active compound Optically active compound

1992-12-11

1995-03-28

Wu, Shean

Compositions

Liquid crystal compositions

25229961, 25229964, 25229965, 25229966, 25229967, 544298, 544335, 568585, 568588, 568647, C09K 1952, C09K 1934, C07D23902, C07C 4300

Patent

active

054014360

ABSTRACT:
An optically active compound of the formula (I): ##STR1## R is a halogen atom, a cyano group, an alkyl group having 1 to 18 carbon atoms, an alkoxy group having 1 to 18 carbon atoms, --R' or --O--R' group; R' is a ##STR2## group, wherein Y is a halogen atom, a hydroxyl group, an alkoxy group having 1 to 18 carbon atoms or an acyloxy group having 1 to 18 carbon atoms; X is a direct bond or a ##STR3## group; m, n and p each are each 0 or 1, provided that at least one of m, n and p is 1; and , represents an asymetric carbon atom. The optically active compound can impart a desired helical pitch to a liquid crystal composition

REFERENCES:
patent: 4732699 (1988-03-01), Higuchi et al.
patent: 4775223 (1988-10-01), Yoshinaga et al.
patent: 4786730 (1988-11-01), Shibata et al.

Affiliated with

Also associated with

Rating

Optically active compound does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Optically active compound, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optically active compound will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2248412