Salts of N-acylaminohydroxynaphthalenesulphonic acids

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system

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Details

26050118, 2603265S, 544177, 546206, C07D26530, C07C 9304, C07D29508

Patent

active

042398860

ABSTRACT:
Salts of N-acylaminohydroxynaphthalenesulphonic acids which, in the form of the free acid, correspond to the formula ##STR1## wherein R denotes hydrogen or alkyl,

REFERENCES:
patent: 2842536 (1958-07-01), Bauer et al.
patent: 2871120 (1959-01-01), Coles et al.
patent: 3196173 (1965-08-01), Willmund et al.
patent: 3277075 (1966-10-01), Mayhew et al.
patent: 3679420 (1972-07-01), Yokoyama
patent: 4051123 (1977-09-01), Piller et al.

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