Patent ID: 6235457
Filing Date: 2001-05-22
Classification: C07D,C09B,G03C,Y10S

Abstract:
An arylidene compound represented by the formula (I): ##STR29##wherein each of L.sup.1 and L.sup.2 independently is a divalent aliphatic group, a divalent aromatic group or a divalent heterocyclic group; L.sup.3 is trimethine, pentamethine or heptamethine; Y is .dbd.O, .dbd.S or .dbd.N--R.sup.10, in which R.sup.10 is hydrogen, an aliphatic group, an aromatic group or a heterocyclic group; R.sup.1 is hydrogen, a halogen atom, cyano, nitro, an aliphatic group, an aromatic group, a heterocyclic group, --O--R.sup.11, --S--R.sup.12, --CO--O--R.sup.13, --O--CO--R.sup.14, --NR.sup.15 R.sup.16, --CO--NR.sup.17 R.sup.18, --SO.sub.2 --R.sup.19 or --SO.sub.2 --NR.sup.20 R.sup.21, in which each of R.sup.11, R.sup.12, R.sup.13, R.sup.14, R.sup.15, R.sup.16, R.sup.17, R.sup.18, R.sup.19, R.sup.20 and R.sup.21 independently is hydrogen, an aliphatic group or an aromatic group; each of R.sup.2, R.sup.3, R.sup.6 and R.sup.7 independently is hydrogen, a halogen atom, cyano, an aliphatic group, an aromatic group, --O--R.sup.22, --CO--R.sup.23, --CO--O--R.sup.24, --NR.sup.25 R.sup.26, --NHCO--R.sup.27, --NH--CO--O--R.sup.28, --SO.sub.2 --R.sup.29 or --NH--SO.sub.2 --R.sup.30, in which each of R.sup.22, R.sup.23, R.sup.24, R.sup.25, R.sup.26, R.sup.27, R.sup.28, R.sup.29 and R.sup.30 independently is hydrogen, an aliphatic group or an aromatic group; each of R.sup.4 and R.sup.5 independently is hydrogen, an aliphatic group, an aromatic group, --CO--R.sup.31 or --SO.sub.2 --R.sup.32, in which each of R.sup.31 and R.sup.32 independently is an aliphatic group or an aromatic group; and R.sup.2 and R.sup.3, R.sup.3 and R.sup.4, R.sup.4 and R.sup.5, R.sup.5 and R.sup.6 or R.sup.6 and R.sup.7 can be combined with each other to form a ring.