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Aminoalkyl furan derivatives

  • US 4,128,658 A
  • Filed: 07/25/1977
  • Issued: 12/05/1978
  • Est. Priority Date: 08/04/1976
  • Status: Expired due to Term
First Claim
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1. A compound of the general formula I:

  • ##STR39## or a physiologically acceptable salt, N-oxide or hydrate thereof in which R1 and R2 which may be the same or different represent hydrogen, lower alkyl, cycloalkyl, lower alkenyl, aralkyl in which the aryl portion is phenyl or phenyl substituted by alkyl, alkoxy or halo or lower alkyl interrupted by an oxygen atom or a group ##STR40## in which R4 represents hydrogen or lower alkyl;

    R3 is hydrogen, lower alkyl, lower alkenyl or alkoxyalkyl;

    X is --CH2 --, O or S;

    Y represents ═

    S, ═

    O, ═

    NR5 or ═

    CHR6 ;

    Alk denotes a straight or branched alkylene chain of 1 to 6 carbon atoms;

    R5 is H, nitro, cyano, lower alkyl, phenyl, phenyl substituted by alkyl, alkoxy or halo, alkylsulphonyl, or arylsulphonyl in which the aryl portion is phenyl or phenyl substituted by alkyl, alkoxy or halo;

    R6 represents nitro, arylsulphonyl in which the aryl portion is phenyl or phenyl substituted by alkyl, alkoxy or halo or alkylsulphonyl;

    m is an integer from 2 to 4; and

    n is 1 or 2;

    or when X ═

    S, or --CH2 --, n is zero, 1 or 2.

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