| 主权项 |
1. A method for inhibiting gas hydrate agglomeration in a fluid comprising a hydrocarbon and water, the method comprising adding to the fluid an effective amount of a compound of formula 1A or a compound of formula 1B to inhibit gas hydrate agglomeration in the fluid, the compound having the formula: wherein A is an optionally substituted pyrrole, pyrroline, pyrrolidine, piperidine, pyrazole, pyrazoline, pyrazolidine, imidazole, imidazoline, imidazolidine, triazole, isoxazole, isoxazoline, isoxazolidine, oxazole, oxazoline, thiazole, isothiazole, oxadiazole, oxatriazole, dioxazole, oxathiazole, pyridine, pyridazine, pyrimidine, pyrazine, triazine, oxazine, oxathiazine, oxazine, isoxazine, oxadiazine, morpholine, azepane, azepine, caprolactam, or quinoline; R1 is hydrogen, optionally substituted alkyl, alkenyl, alkynyl, or aryl; R2 is optionally substituted alkyl, alkenyl, or alkynyl; Z is —NR3—C(O)—, —C(O)—NR3—, —O—C(O)—, —C(O)—O—, —S—C(O)—, —C(O)—S—, —O—C(O)—NR3—, —NR3—C(O)—O—, or —NR3—C(O)—NR3; R3 is hydrogen, optionally substituted alkyl, alkenyl, alkynyl, or aryl; n is an integer from 0 to 25; and X− is an anion. |
