Aromatic surfactants
Disclosed are compounds of the Formula 1 wherein A is an aromatic moiety; H is a hydrophobic group comprising a main alkyl chain having from about 3 to about 26 carbon atoms and comprising a C 2 or greater alkyl chain branched from the main alkyl chain; and K is a hydrophilic group.
1. A compound of formula 3
wherein K comprises a sulfate group or a sulfonate group, A is a furan, pyrrole, or imidazole, aromatic moiety optionally substituted and R is a linear or branched main alkyl chain having from 6 to 26 carbon atoms and optionally substituted with a C 1 to C 6 alkyl chain branched from the main alkyl chain.
2. The compound according to claim 1 selected from:
3. The compound according to claim 1 selected from:
4. The compound according to claim 1 , wherein the branched alkyl chain is methyl (CH 3 ), ethyl (CH 2 CH 3 ), or n-propyl (CH 2 CH 2 CH 3 ).
5. The compound according to claim 1 , wherein A is a functionalized or non-functionalized furan moiety.
6. The compound according to claim 1 , wherein A is pyrrole, or imidazole.
7. The compound according to claim 1 , wherein K is selected from
wherein in the above structures,
R can denote either the point of attachment to the ion to A in formula I or a hydrocarbon chain with or without heteroatoms attached to A.