Patent ID: 7799932

Claim:
A composition of matter comprising a N-substituted 3,4-alkylenedioxypyrrole of the structure: wherein: R 1 , R 2 , R 3 , and R 4 are independently hydrogen, methyl, ethyl, C 3 through C 20 straight or branched chain alkyl, aryl, or alkylaryl; p is 2 through 6, m is 1 through p−1, n is 0 through p−2; Z is H or C(O)OH; and X is C(O)R 5 , wherein R 5 is hydrogen, methyl, ethyl, C 3 through C 8 straight or branched chain alkyl, aryl, OR 10 , or NR 11 R 12 , wherein R 10 , R 11 , and R 12 , are independently hydrogen, methyl, ethyl, C 3 through C 20 straight or branched chain alkyl, aryl, or alkylaryl.