Patent ID: 6211369
Filing Date: 2001-04-03
Classification: C07D,C09K,H01L,Y02E

Abstract:
A spiro compound of the formula (I), ##STR42##where the symbols have the following meanings:X.sup.1, X.sup.2, X.sup.3, X.sup.4 are identical or different and are --S--, --O--, --NR.sup.5 --, --CR.sup.5.dbd.N--, --CR.sup.5.dbd.CH--,with the proviso that at least one of the groups X.sup.1-4 is different from --CR.sup.5.dbd.CH--;K.sup.1, L, M, N.sup.1, R.sup.1, R.sup.2, R.sup.3, R.sup.4 are identical or different and are eacha) hydrogen, --NO.sub.2, --CN, --F or --Cl,b) a straight-chain or branched alkyl radical having from 1 to 20 carbon atoms, whereb1) one or more nonadjacent CH.sub.2 groups can be replaced by --O--, --S--, --CO--O--, --O--CO--, --O--CO--O--, NR.sup.5 or --Si(CH.sub.3).sub.2 -- and/orb2) one or more CH.sub.2 groups can be replaced by --CH.dbd.CH--, --C.tbd.C--, 1,4-phenylene, 1,4-cyclohexylene or 1,3-cyclopentylene and/orb3) one or more H atoms can be replaced by F and/or Cl and/orc) one of the following groups: ##STR43## ##STR44## ##STR45##X, Y.sup.1 are in each case identical or different and are .dbd.CR.sup.7 -- or .dbd.N--;Z is --O--, --S--, --NR.sup.5 --, --CRR--, --CR.dbd.CR-- or --CR.dbd.N--;R.sup.5, R.sup.6 are in each case identical or different and are eacha) hydrogenb) a straight-chain or branched alkyl radical having from 1 to 20 carbon atoms, whereb1) one or more nonadjacent CH.sub.2 groups which are not bound to nitrogen can be replaced by --O--, --S--, --CO--O--, --O--CO--, --O--CO--O-- or --Si(CH.sub.3).sub.2 and/orb2) one or more CH.sub.2 groups can be replaced by --CH.dbd.CH--, --C.tbd.C--, cyclopropane-1,2-diyl, 1,4-phenylene, 1,4-cyclohexylene or 1,3-cyclopentylene and/orb3) one or more H atoms can be replaced by F and/or Cl and/orb4) R.sup.5 and R.sup.6 together can also form a ring;c) phenyl, biphenyl, 1-naphthyl, 2-naphthyl, 2-thienyl, 2-furanyl;R.sup.7, R.sup.8, R.sup.9, R.sup.10, R.sup.11, R.sup.12 are identical or different and are eacha) hydrogen, --CN, --F, NO.sub.2 or --Clb) a straight-chain or branched alkyl radical having from 1 to 20 carbon atoms, whereb1) one or more nonadjacent CH.sub.2 groups can be replaced by --O--, --S--, --CO--O--, --O--CO--, --O--CO--O--, --NR.sup.5 or --Si(CH.sub.3).sub.2 -- and/orb2) one or more CH.sub.2 groups can be replaced by --CH.dbd.CH--, --C.tbd.C--, cyclopropane-1,2-diyl, 1,4-phenylene, 1,4-cyclohexylene or 1,3-cyclopentylene and/orb3) one or more H atoms can be replaced by F and/or Cl;c) phenyl, biphenyl, 1-naphthyl, 2-naphthyl, 2-thienyl, 2-furanyl, --O-phenyl, --O-biphenyl, --O-1-naphthyl, --O-2-naphthyl, --O-2-thienyl, --O-2-furanyl,m, n, p, q, r are in each case identical or different and are 0, 1, 2, 3, 4, 5 or 6,with the exception of the compounds of the formula ##STR46##and also of 4,5-diazospirobifluorene and 4,4',5,5'-tetraazospirobifluorene.