Patent ID: 9689841
Date: 2017-06-27
CPC Classifications: C07C,C07D,C09K,G01N,Y10T

Claim:
1. A compound having the formula: wherein A is selected from the group consisting of OR wherein R —(CH —(CH —(CH —(CH wherein each terminates with hydrogen, a non-charged group, or at least one moiety selected from the group consisting of amino, secondary amino, tertiary amino, azaaryl, hydroxyaryl, and carboxylic acid group; wherein R hydrogen, —(CH —(CH —(CH —(CH wherein each of —(CH R is selected from the group consisting of —(CH —(CH —(CH —(CH wherein each terminates with hydrogen, a non-charged group, or at least one moiety selected from the group consisting of amino, secondary amino, tertiary amino, azaaryl, hydroxyaryl, carboxylic acid or carboxylate, sulfonic acid or sulfonate, and or hydrogen sulfate or sulfate group; and R hydrogen, —(CH —(CH —(CH —(CH wherein each terminates with hydrogen, a non-charged group, or at least moiety selected from the group consisting of amino, secondary amino, tertiary amino, azaaryl, hydroxyaryl, and carboxylic acid group.