Ureylene phenylene anionic naphthalenesulfonic acids

Details Ureylene phenylene anionic naphthalenesulfonic acids Ureylene phenylene anionic naphthalenesulfonic acids

1979-03-05

1980-10-21

Killos, Paul J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C14330

Patent

active

042293707

ABSTRACT:
Novel ureylenebis[substituted-phenylenecarbonyl(and sulfonyl)imino-subsituted-phenylenesulfonylimino-naphthalenetrisulfonic acid hexaalkali metal salts], useful as inhibitors of the complement system of warm-blooded animals, the amino-substituted phenylenecarbonyl(and sulfonyl)imino-substituted-phenylenesulfonylimino-na phthalenetrisulfonic acid, trialkali metal salts, which are new intermediates for the preparation of the active ureylenes, and the process for their preparation.

REFERENCES:
patent: 4051176 (1977-09-01), Bernstein et al.

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