Disclosed herein are scavenging compounds and compositions useful in applications relating to the production, transportation, storage, and separation of crude oil and natural gas. Also disclosed herein are methods of using the compounds and compositions as scavengers, particularly in applications re
Disclosed herein are scavenging compounds and compositions useful in applications relating to the production, transportation, storage, and separation of crude oil and natural gas. Also disclosed herein are methods of using the compounds and compositions as scavengers, particularly in applications relating to the production, transportation, storage, and separation of crude oil and natural gas.
대표청구항▼
1. A method of sweetening a fluid or gas, comprising treating the fluid or gas with an effective amount of a composition comprising one or more compounds of formula (I), wherein,X is selected from the group consisting of —OH, —SH, and —NHR3; R3 is selected from the group consisting of hydrogen, alky
1. A method of sweetening a fluid or gas, comprising treating the fluid or gas with an effective amount of a composition comprising one or more compounds of formula (I), wherein,X is selected from the group consisting of —OH, —SH, and —NHR3; R3 is selected from the group consisting of hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, cycloalkyl, and —C(O)R7;R7 is selected from the group consisting of —OR15, —SR16, —NR17R18, hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl;R15, R16, R17, and R18 are each independently selected from the group consisting of hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl;Ra, Rb, Rc, Rd, Re, Rf, and Rg are each independently selected from the group consisting of hydrogen, halogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl; or Rd and Rf together with the carbon atoms to which they are attached form an aryl or a heteroaryl, provided that Re and Rg are absent, Ra, Rb, and Rc are each independently selected from the group consisting of hydrogen, halogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl when Rd and Rf together with the carbon atoms to which they are attached form an aryl or a heteroaryl; andn is 0 or 1; wherein said alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl are each independently, at each occurrence, substituted or unsubstituted with one or more suitable substituents. 2. The method of claim 1, wherein X is —OH. 3. The method of claim 2, wherein Ra, Rb, Rc, Rd, Re, Rf and Rg are each independently selected from the group consisting of hydrogen, substituted or unsubstituted C1-C10-alkyl, fluoro, bromo, and iodo. 4. The method of claim 1, wherein X is —OH; Ra is hydrogen or substituted or unsubstituted alkyl; Rb is hydrogen; Re is hydrogen; Rd is hydrogen or substituted or unsubstituted alkyl; Re is hydrogen; and n is 0. 5. The method of claim 1, wherein X is —OH; Ra is hydrogen or unsubstituted C1-C10-alkyl; Rb is hydrogen; Re is hydrogen; Rd is hydrogen or unsubstituted C1-C10-alkyl; Re is hydrogen; and n is 0. 6. The method of claim 1, wherein X is —OH; Ra is hydrogen or substituted or unsubstituted alkyl; Rb is hydrogen; Re is hydrogen; Rd is hydrogen; Re is hydrogen; Rf is hydrogen or substituted or unsubstituted alkyl; Rg is hydrogen; and n is 1. 7. The method of claim 1, wherein X is —OH; Ra is hydrogen or unsubstituted C1-C10-alkyl; Rb is hydrogen; Re is hydrogen; Rd is hydrogen; Re is hydrogen; Rf is hydrogen or unsubstituted C1-C10-alkyl; Rg is hydrogen; and n is 1. 8. The method of claim 1, wherein Ra, Rb, and Rc are each independently selected from the group consisting of hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl; Rd and Rf together with the carbon atoms to which they are attached form an aryl group; Re is absent; Rg is absent; and n is 1. 9. The method of claim 1, wherein X is —OH; Ra is hydrogen; Rb is hydrogen; Rc is hydrogen; Rd and Rf together with the carbon atoms to which they are attached form a phenyl group, optionally having one to four suitable substituents in addition to the —OH; Re is absent; Rg is absent; and n is 1. 10. The method of claim 1, wherein X is —OH; Ra is —(CH2)7—C(O)ORx, wherein Rx is selected from the group consisting of hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl, wherein said alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl are each independently, at each occurrence, substituted or unsubstituted with one or more suitable substituents; Rb is hydrogen; Rc is hydrogen; Rd is hydrogen; Re is hydrogen; Rf is —(CH2)5CH3; Rg is hydrogen; and n is 1. 11. The method of claim 1, wherein X is —OH; Ra is —(CH2)7—C(O)ORx, wherein Rx is Rb is hydrogen; Rc is hydrogen; Rd is hydrogen; Re is hydrogen; Rf is —(CH2)5CH3; Rg is hydrogen; and n is 1. 12. The method of claim 1, X is —OH; Ra is —(CH2)7—C(O)ORx, wherein Rx is Rb is hydrogen; Rc is hydrogen; Rd is hydrogen; Re is hydrogen; Rf is —(CH2)5CH3; Rg is hydrogen; and n is 1. 13. The method of claim 1, wherein the compound of formula (I) is selected from the group consisting of: 14. The method of claim 1, wherein the composition comprises a surfactant. 15. The method of claim 1, wherein the composition comprises a cocodimethylamine oxide surfactant. 16. The method of claim 1, wherein the composition scavenges hydrogen sulfide and/or mercaptans from the fluid or gas. 17. The method of claim 1, wherein the fluid or gas is produced or used in the production, transportation, storage, and/or separation of crude oil or natural gas. 18. The method of claim 1, wherein the fluid or gas is produced or used in a coal-fired process, a waste-water process, a farm, a slaughter house, a land-fill, a municipality waste-water plant, a coking coal process, or a biofuel process. 19. A method of sweetening a fluid or gas, comprising treating the fluid or gas with an effective amount of a composition comprising one or more compounds of formula (II), whereinR is independently, at each occurrence, selected from the group consisting of hydrogen and a moiety comprising an α- or β-functionalized epoxide, said α- or β-functionalization selected from the group consisting of —OH, —SH, and —NHR23, wherein at least one R group is a moiety comprising said α- or β-functionalized epoxide; R23 is selected from the group consisting of hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, cycloalkyl, and —C(O)R27;R27 is selected from the group consisting of —OR35, —SR36, —NR37R38, hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl;R35, R36, R37, and R38 are each independently selected from the group consisting of hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl;R″, Rs, and Rt are each independently, at each occurrence, selected from the group consisting of hydrogen, halogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl;R′ and R′″ are each independently selected from the group consisting of hydrogen, halogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl;y is independently, at each occurrence, an integer selected from 0 to 6; andz is an integer selected from 1 to 20; wherein said alkyl, alkenyl, alkynyl, aryl, heteroaryl, heterocycle, and cycloalkyl are each independently, at each occurrence, substituted or unsubstituted with one or more suitable substituents. 20. The method of claim 19, wherein R is independently, at each occurrence, selected from the group consisting of hydrogen and a moiety of formula (III): R′, R″, and R′″ are each hydrogen;y is 0 at each occurrence; andz is 3,wherein at least one R group is said moiety of formula (III).
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이 특허에 인용된 특허 (12)
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