2'-Benzothiazolyl-and 2'-benzoxazolyl-2-benzimidazoles

Details 2'-Benzothiazolyl-and 2'-benzoxazolyl-2-benzimidazoles 2'-Benzothiazolyl-and 2'-benzoxazolyl-2-benzimidazoles

1977-07-28

1984-01-31

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548217, 548218, 25230127, 25230128, 25230132, C07D41304, C07D41704

Patent

active

044291337

ABSTRACT:
Disclosed are compounds of Formula I, ##STR1## where either R.sub.1, R.sub.2, R.sub.3 and R.sub.4, independently, are hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, halogen, cyano, carboxy, alkoxy(C.sub.1-4)carbonyl, --CONR.sub.6 R.sub.7, --SO.sub.2 NR.sub.6 R.sub.7, --SO.sub.2 R.sub.8, alkyl(C.sub.1-4)carbonyloxy, or C.sub.1-4 alkoxy monosubstituted by phenyl, alkoxy(C.sub.1-4)carbonyl, cyano, carboxy or --CONR.sub.6 R.sub.7,
with the proviso that a maximum of one of R.sub.1 and R.sub.2 and a maximum of one of R.sub.3 and R.sub.4 can signify a group selected from cyano, carboxy, alkyl (C.sub.1-4)carbonyloxy, --CONR.sub.6 R.sub.7, --SO.sub.2 NR.sub.6 R.sub.7 and --SO.sub.2 R.sub.8,

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