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US 4,062,837 AGranted
Disazo compounds useful as complement inhibitors
AssigneeAmerican Cyanamid Company
InventorsRansom Brown Conrow, Seymour Bernstein, Norman Bauman
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Abstract
5,5'-[ureylenebis(1,4-phenyleneazo)]bis[aminonaphthalenedisulfonic acids] and salts useful as complement inhibitors.
Claims3
A compound selected from those of the formula:
- ##STR4## wherein A is H, Na or K, with the proviso that each A is identical in the same compound.
A compound selected from those of the formula:
- ##STR5##
Dependencies are inferred from the claim text.