Patent ID: 8685942

Claim:
Sophorolipids and sophorolipid analogs having the following formulas: wherein: X 1 or X 2 are carbonyl (â€”Câ•Oâ€”); R 1 and/or R 2 are selected from the groups consisting of: hydroxyl; amide; alkanamide; alkanamide containing heteroatoms 1Â°, 2Â°, and 3Â° amino, or tetraalkylammonium; alkylsulfate; alkylphosphate; carbohydrate; and mono- or oligopeptide with 2-8 amino acids; R 3 is a hydrogen or a methyl group; R 4 is an alkyl chain that has between 9 and 19 carbons and has one site that is an unsaturated Câ•C bond which can occur as a hydrogenated, hydroxylated, epoxy, dithiirane, alkyl aziridine or cyclopropyl derivative; X 3 contains heteroatoms selected from the group consisting of O, S, and NH; and the combination of X 3 R 5 is selected from the functional groups consisting of: hydroxy; alkanethiolate; amide; alkanamide; alkanamide containing heteroatoms 1Â°, 2Â°, and 3Â° amino, or tetraalkylammonium; alkylsulfate; alkylphosphate; carbohydrate; and mono- or oligopeptide.