[(2->6)-alpha-D-glucosyl-(1->4)-N,O(9)-diacetyl-alpha-D-neuraminosyl]n polyanion
[(2->6)-alpha-d-glucosyl-(1->4)-n,o(9)-diacetyl-alpha-d-neuraminosyl]n polyanion
A polyanionic polymer obtained by deprotonation of the carboxy groups of [(2→6)-α-<small>D</small>-glucosyl-(1→4)-<em>N</em>,<em>O</em><small><sup>9</small></sup>-diacetyl-α-<small>D</small>-neuraminosyl]<small><sub><em>n</em></sub></small>; major species at pH 7.3.