Linear amino acid surfactants having surface-active properties

A compound of Formula I, wherein the compound of Formula I can be a salt, below:

• wherein Y is selected from formula (1-1), (1-2), or (1-3)
• the wave-line denoting the connection to Formula I;
• wherein
• R1 and R2 form a ring that may be substituted or unsubstituted, saturated or unsaturated;
• optionally the ring may include one or more of oxygen, nitrogen, or sulfur atoms or groups that include at least one of these atoms at any suitable position on the ring, and the ring may be optionally substituted with one or more substituents selected from the group consisting of one of C1-C6 alkyl, hydroxyl, amino, amido, sulfonyl, sulfonate, carbonyl, carboxyl, and carboxylate;
• wherein the ring formed from R1 and R2 is optionally linked and/or fused to a further ring;
• R3 is selected from the group consisting of hydrogen, one of C1-C6 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C2-C12 ester, hydroxyl, C1-C10 hydroxyl, aryl alkyl, C2-C12 alkoxy alkyl ether, alkyl phosphate, C3-C8 carboxylic acid, C1-C10 alkyl benzoic acid, oxygen, and sulfur;
• R4 and R5 may be the same or different, and are selected from the group consisting of hydrogen and one of C1-C6 alkyl, wherein the C1-C6 alkyl may optionally be substituted with one or more substituents selected from the group consisting of hydroxyl, amino, amido, sulfonyl, sulfonate, carbonyl, carboxyl, and carboxylate;
• R6 is and is selected from the group consisting of C2-C10 alkenyl, C2-C10 alkynyl, C2-C12 ester, hydroxyl, aryl alkyl, C2 C12 alkoxy alkyl ether, alkyl phosphate, C3-C8 carboxylic acid, C1-C10 alkyl benzoic acid, amino, amido, and sulfur;
• wherein R6 may optionally be substituted with one or more substituents selected from the group consisting of aryl, heteroaryl, hydroxyl, amino, amido, sulfonyl, sulfonate, carbonyl, carboxyl, and carboxylate;
• R7 and R8 may be the same or different, and are selected from the group consisting of hydrogen and one of C1-C6 alkyl, wherein the C1-C6 alkyl is substituted with one or more substituents selected from the group consisting of hydroxyl, amino, amido, sulfonyl, sulfonate, carbonyl, carboxyl, and carboxylate, or a salt thereof, wherein a counterion W associated with any of the hydroxyl, sulfonate, or carboxylate group is selected from Na, K or Ca;
• X is selected from the group consisting of chloride, bromide, and iodide,
• n is an integer in the range of 2 to 5;
• and
• m is an integer in the range of 9 to 20.