Importance

Loading Importance Indicators...

Abstract

An organic nonlinear optical substance having the formula (I): ##STR1## wherein R.sup.1 represents --H or --CH.sub.3 ; n is 0, 1, or 2; A represents Z.sup.1 --Ar, ##STR2## wherein Ar represents a 6-14 membered aromatic group including a heterocyclic ring or bisphenylene type ring; Z.sup.1 represents H--, R.sup.5 R.sup.6 N--, R.sup.7 O--, R.sup.8 S--, NC--, R.sup.9 OCO--, R.sup.10 COO--, O.sub.2 N--, R.sup.11 R.sup.12 NOC, R.sup.13 CO(R.sup.14)N--, or R.sup.15 --; Z.sup.2, Z.sup.3, and Z.sup.4 independently represent H--, a C.sub.1 -C.sub.8 alkyl--, R.sup.16 O--, R.sup.17 R.sup.18 N, R.sup.19 S--, O.sub.2 N--, or two R.sup.16 being, in combination, R.sup.20 CH<; R.sup.2 represents H-- or a C.sub.1 -C.sub.12 alkyl; R.sup.5 to R.sup.20 independently represent H--, or a C.sub.1 -C.sub.10 hydrocarbon residue; Z.sup.5 independently represents H--, a C.sub.1 -C.sub.8 saturated hydrocarbon residue, O.sub.2 N--, R.sup.21 O--, R.sup.22 S--, NC--, or R.sup.23 R.sup.24 N-- wherein R.sup.21 to R.sup.24 independently represent H or a C.sub.1 -C.sub.8 saturated hydrocarbon residue; X represents --S--, --O--, or >NR.sup.28 ; r is 0 or an integer of 1 to 3; and R.sup.28 represents H or a hydrocarbon group having 1 to 8 carbon atoms; B represents --OH.Amine.sup.* where Amine.sup.* represents an optically active amine; --OR.sup.3 where R.sup.3 represents a C.sub.12 -C.sub.25 linear hydrocarbon residue; --NR.sup.4 Y where R.sup.4 represents --H or a single bond; Y represents --CH.sub.2).sub.p CQ.sup.1 Q.sup.2 Q.sup.3 where p is 0 or 1; Q.sup.1, Q.sup.2, and Q.sup.3 are different and represent --H, a C.sub.1 -C.sub.5 alkyl, phenyl, naphthyl, --OH, --CH.sub.2 OH, --COOR.sup.25, --CNR.sup.26 R.sup.27, a residue of an .alpha.-amino acid from which an amino group is removed, where R.sup.25 to R.sup.27 independently represent --H or --C.sub.1 -C.sub.8 hydrocarbon residue; or --CQ.sup.4 Q.sup.5 Q.sup.6 where Q.sup.4, Q.sup.5 and Q.sup.6 are different and Q.sup.4 and Q.sup.5 are as defined for Q.sup.1, Q.sup.2 and Q.sup.3 and Q.sup.6 represent --CH.sub.2).sub.q of which one bond is linked to the bond of R.sup.4 where q is an integer of 1 to 4.

Loading the Abstract Image...

First Claim