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    • 4. 发明授权
    • Naphthalene derivatives
    • 萘衍生物
    • US5942648A
    • 1999-08-24
    • US811179
    • 1997-03-04
    • David CoatesMark GouldingSimon GreenfieldVolker ReiffenrathReinhard HittichHerbert Plach
    • David CoatesMark GouldingSimon GreenfieldVolker ReiffenrathReinhard HittichHerbert Plach
    • C07C17/26C07C25/22C07C43/225C07C43/23C07C255/50C07C255/54C09K19/32C07C15/24
    • C07C17/263C07C25/22C07C255/50C07C255/54C07C43/225C07C43/23C09K19/322
    • Naphthalene derivatives of the fomula I ##STR1## in which: R.sup.1 is an alkyl or alkenyl radical which is unsubstituted, monosubstituted by CH or CF.sub.3 or monosubstituted by halogen and has 1 to 15 carbon atoms, it also being possible for one or more CH.sub.2 groups in these radicals to be replaced, in each case independently of one another, by --O--, --S--, ##STR2## --CO--, --CO--O--, --O--CO-- or --O--CO--O-- in such a manner that oxygen atoms are not linked directly to one another, ##STR3## m is 0, 1 or 2, n is 0 or 1, wherem+n is 1 or 2,Z.sup.1 and Z.sup.2 are each, independently of one another, --CH.sub.2 CH.sub.2 --, --C.tbd.C-- or a single bond,L.sup.1 and L.sup.2 independently of one another, are H or F,x is an alkyl or alkoxy radical which is unsubstituted, monosubstituted by CN or CF.sub.3 or substituted bi halogen and has 1 to 15 carbon atoms, or is OH, CN, SCN, OCN, NCS or Q--Y,whereQ is a single bond, (CF.sub.2).sub.r or O(CF.sub.2).sub.rr is 1 or 2, andY is H, F, Cl or Br, with the provisos thata) in the case wherem=0, Z.sup.2 =a single bond, n=1 and x=CH CF.sub.3 or SCN, L.sup.1 is F,b) in the case wherem=0, Z.sup.2 =a single bond, n=1 and X=alkyl, alkoxy or F a L.sup.1 and L.sup.2 are identical and are F.
    • 式I的萘衍生物,其中:R 1是未被取代的,被CH或CF 3单取代或被卤素单取代且具有1至15个碳原子的烷基或烯基,它们也可以在这些基团中一个或多个CH 2基团 在各种情况下彼此独立地被-O-,-S-,-CO-,-CO-O-,-O-CO-或-O-CO-O-取代,使得氧 原子不直接相互连接,m为0,1或2,n为0或1,其中m + n为1或2,Z 1和Z 2各自独立地为-CH 2 CH 2 - , - CO 3 C或单键,L 1和L 2彼此独立地是H或F,x是未被取代的,被CN或CF 3或被取代的双卤素单取代且具有1至15个碳原子的烷基或烷氧基,或者是 OH,CN,SCN,OCN,NCS或QY,其中Q为单键,(CF2)r或O(CF2)rr为1或2,Y为H,F,Cl或Br,条件是 )在m = 0的情况下,Z2 =单键,n = 1,x = CH CF 3或SCN,L1为F,b) 在m = 0的情况下,Z 2 =单键,n = 1,X =烷基,烷氧基或F a,L1和L2相同,为F.