Isothiocyanate functional surfactants, formulations incorporating the same, and associated methods of use
AssigneeThe William M. Yarbrough Foundation
InventorMichael E. Silver
Life of this patent
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Abstract
An isothiocyanate functional surfactant, wherein the protonated form of the surfactant includes the structure of formula (IA): wherein R1 includes the structure of formula (IIA), (IIIA), or (IVA), wherein X includes an integer ranging from approximately 0 to approximately 20, wherein R2 comprises a linear or branched aliphatic group containing approximately 8 to approximately 25 carbon atoms, and wherein R3 comprises an aliphatic or aromatic group containing approximately 1 to approximately 20 carbon atoms and at least one —N═C═S group.
Claims21
An isothiocyanate functional surfactant, comprising:
- a surfactant or a pharmaceutically acceptable salt thereof, wherein the protonated form of the surfactant comprises the structure of formula (IA):
- wherein R1 comprises the structure of formula (IIA), (IIIA), or (IVA);
- wherein X comprises an integer ranging from approximately 0 to approximately 20;
- wherein R2 comprises a linear or branched aliphatic group containing at least approximately 8 to approximately 25 carbon atoms;
- and
- wherein R3 comprises an aliphatic or aromatic group containing approximately 1 to approximately 20 carbon atoms and at least one —N═C═S group.
An isothiocyanate functional surfactant, comprising:
- a surfactant or a pharmaceutically acceptable salt thereof, wherein the surfactant comprises the structure of formula (IB):
- wherein R1 comprises the structure of formula (IIB), (IIIB), or (IVB);
- wherein X comprises an integer ranging from approximately 0 to approximately 20;
- wherein R2 comprises a linear or branched aliphatic group containing at least approximately 8 to approximately 25 carbon atoms;
- wherein R3 comprises an aliphatic or aromatic group containing approximately 1 to approximately 20 carbon atoms and at least one —N═C═S group;
- and
- wherein M+ comprises a counter cation.
An isothiocyanate functional surfactant formulation, comprising:
- a surfactant or a pharmaceutically acceptable salt thereof, wherein the surfactant comprises the structure of formula (IB):
- wherein R1 comprises the structure of formula (IIB), (IIIB), or (IVB);
- wherein X comprises an integer ranging from approximately 0 to approximately 20;
- wherein R2 comprises a linear or branched aliphatic group containing at least approximately 8 to approximately 25 carbon atoms;
- wherein R3 comprises an aliphatic or aromatic group containing approximately 1 to approximately 20 carbon atoms and at least one —N═C═S group;
- wherein M+ comprises a counter cation;
- and
- a non-hygroscopic solvent.
Dependencies are inferred from the claim text.