3-Deoxy-D-manno-oct-2-ulosonic acid
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3-Deoxy--manno-oct-2-ulosonic acid (ketodeoxyoctonic acid; KDO; IUPAC symbol Kdo) is an ulosonic acid of a 2-ketooctose which is used by bacteria in the synthesis of lipopolysaccharides. The -manno prefix indicates that the four chiral centers have the same configuration as -mannose. References

Sugar acids