Methine-azo compounds containing cyclic ammonium groups

Details Methine-azo compounds containing cyclic ammonium groups Methine-azo compounds containing cyclic ammonium groups

1985-08-21

1988-06-28

Higel, Floyd D.

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

Organic compounds

Azo

534604, 534606, 534589, 544197, 544198, 544208, 544209, 546329, 549 49, C09B 4402, C09B 4408, D21H 380

Patent

active

047540214

ABSTRACT:
Methine-azo compounds of the formulae ##STR1## in which A is the complement to a heterocyclic 5- or 6-membered ring which has a quaternized N atom as a ring member, which can contain further hetero atoms and which can be substituted and/or be fused with carbocyclic or heterocyclic rings,

REFERENCES:
patent: 3185538 (1965-05-01), Voltz et al.
patent: 3331381 (1967-07-01), Raue et al.
patent: 3338660 (1967-08-01), Biedermann
patent: 3933786 (1976-01-01), Peter et al.
patent: 3956264 (1976-05-01), Raue et al.
patent: 4557732 (1985-12-01), Hahnke et al.
Voltz et al., Chemica 1 Abstracts, vol. 61, 12136 to 12137 (1964).

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