ES2578635T3 - Líquidos iónicos que comprenden cationes que contienen nitrógeno - Google Patents
Líquidos iónicos que comprenden cationes que contienen nitrógeno Download PDFInfo
- Publication number
- ES2578635T3 ES2578635T3 ES10181447.3T ES10181447T ES2578635T3 ES 2578635 T3 ES2578635 T3 ES 2578635T3 ES 10181447 T ES10181447 T ES 10181447T ES 2578635 T3 ES2578635 T3 ES 2578635T3
- Authority
- ES
- Spain
- Prior art keywords
- substituted
- amino
- anion
- cation
- alkyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002608 ionic liquid Substances 0.000 title claims abstract description 46
- 150000001768 cations Chemical class 0.000 title claims abstract description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title description 12
- 229910052757 nitrogen Inorganic materials 0.000 title description 8
- -1 nitrogen-containing cation Chemical class 0.000 claims abstract description 28
- 150000001450 anions Chemical class 0.000 claims abstract description 21
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 13
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims abstract description 12
- 125000003277 amino group Chemical group 0.000 claims abstract description 11
- 125000001183 hydrocarbyl group Chemical group 0.000 claims abstract description 10
- 150000002825 nitriles Chemical class 0.000 claims abstract description 8
- 125000001424 substituent group Chemical group 0.000 claims abstract description 8
- 150000001875 compounds Chemical class 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 17
- 239000002253 acid Substances 0.000 claims description 9
- 150000007942 carboxylates Chemical class 0.000 claims description 7
- 102000004190 Enzymes Human genes 0.000 claims description 6
- 108090000790 Enzymes Proteins 0.000 claims description 6
- 238000006555 catalytic reaction Methods 0.000 claims description 6
- 125000004103 aminoalkyl group Chemical group 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- 150000001449 anionic compounds Chemical class 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- 229910001412 inorganic anion Inorganic materials 0.000 claims description 4
- 235000021317 phosphate Nutrition 0.000 claims description 4
- 238000003786 synthesis reaction Methods 0.000 claims description 4
- FEWJPZIEWOKRBE-JCYAYHJZSA-L L-tartrate(2-) Chemical compound [O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O FEWJPZIEWOKRBE-JCYAYHJZSA-L 0.000 claims description 3
- 125000003342 alkenyl group Chemical group 0.000 claims description 3
- 125000003545 alkoxy group Chemical group 0.000 claims description 3
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 125000004104 aryloxy group Chemical group 0.000 claims description 3
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 3
- 125000004181 carboxyalkyl group Chemical group 0.000 claims description 3
- 150000004820 halides Chemical class 0.000 claims description 3
- 125000002768 hydroxyalkyl group Chemical group 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 125000005188 oxoalkyl group Chemical group 0.000 claims description 3
- 125000000446 sulfanediyl group Chemical group *S* 0.000 claims description 3
- 150000003871 sulfonates Chemical class 0.000 claims description 3
- 229940095064 tartrate Drugs 0.000 claims description 3
- 150000003512 tertiary amines Chemical class 0.000 claims description 3
- 125000004001 thioalkyl group Chemical group 0.000 claims description 3
- GHOKWGTUZJEAQD-ZETCQYMHSA-M (R)-pantothenate Chemical compound OCC(C)(C)[C@@H](O)C(=O)NCCC([O-])=O GHOKWGTUZJEAQD-ZETCQYMHSA-M 0.000 claims description 2
- ZXMGHDIOOHOAAE-UHFFFAOYSA-N 1,1,1-trifluoro-n-(trifluoromethylsulfonyl)methanesulfonamide Chemical group FC(F)(F)S(=O)(=O)NS(=O)(=O)C(F)(F)F ZXMGHDIOOHOAAE-UHFFFAOYSA-N 0.000 claims description 2
- XBBVURRQGJPTHH-UHFFFAOYSA-N 2-hydroxyacetic acid;2-hydroxypropanoic acid Chemical compound OCC(O)=O.CC(O)C(O)=O XBBVURRQGJPTHH-UHFFFAOYSA-N 0.000 claims description 2
- CFKRONJJICVBNZ-UHFFFAOYSA-N 2-hydroxybenzoic acid;2,3,4,5,6-pentafluorobenzoic acid Chemical compound OC(=O)C1=CC=CC=C1O.OC(=O)C1=C(F)C(F)=C(F)C(F)=C1F CFKRONJJICVBNZ-UHFFFAOYSA-N 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 2
- FERIUCNNQQJTOY-UHFFFAOYSA-M Butyrate Chemical compound CCCC([O-])=O FERIUCNNQQJTOY-UHFFFAOYSA-M 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical class [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 claims description 2
- FEWJPZIEWOKRBE-JCYAYHJZSA-M L-tartrate(1-) Chemical compound OC(=O)[C@H](O)[C@@H](O)C([O-])=O FEWJPZIEWOKRBE-JCYAYHJZSA-M 0.000 claims description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 claims description 2
- 229910002651 NO3 Inorganic materials 0.000 claims description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical class [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 0.000 claims description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N Propionic acid Chemical compound CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 2
- LCTONWCANYUPML-UHFFFAOYSA-M Pyruvate Chemical compound CC(=O)C([O-])=O LCTONWCANYUPML-UHFFFAOYSA-M 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical class [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-M Trifluoroacetate Chemical compound [O-]C(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-M 0.000 claims description 2
- IPBVNPXQWQGGJP-UHFFFAOYSA-N acetic acid phenyl ester Natural products CC(=O)OC1=CC=CC=C1 IPBVNPXQWQGGJP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 125000005599 alkyl carboxylate group Chemical group 0.000 claims description 2
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 claims description 2
- 150000008052 alkyl sulfonates Chemical class 0.000 claims description 2
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical class N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 claims description 2
- UJMDYLWCYJJYMO-UHFFFAOYSA-N benzene-1,2,3-tricarboxylic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1C(O)=O UJMDYLWCYJJYMO-UHFFFAOYSA-N 0.000 claims description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 2
- 239000003139 biocide Substances 0.000 claims description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 2
- KVSASDOGYIBWTA-UHFFFAOYSA-N chloro benzoate Chemical compound ClOC(=O)C1=CC=CC=C1 KVSASDOGYIBWTA-UHFFFAOYSA-N 0.000 claims description 2
- 239000012501 chromatography medium Substances 0.000 claims description 2
- LDHQCZJRKDOVOX-NSCUHMNNSA-M crotonate Chemical compound C\C=C\C([O-])=O LDHQCZJRKDOVOX-NSCUHMNNSA-M 0.000 claims description 2
- GHVNFZFCNZKVNT-UHFFFAOYSA-N decanoic acid Chemical compound CCCCCCCCCC(O)=O GHVNFZFCNZKVNT-UHFFFAOYSA-N 0.000 claims description 2
- 238000003795 desorption Methods 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 claims description 2
- 229940071106 ethylenediaminetetraacetate Drugs 0.000 claims description 2
- OSTIHFXUTPZJQL-UHFFFAOYSA-N fluoro benzoate Chemical compound FOC(=O)C1=CC=CC=C1 OSTIHFXUTPZJQL-UHFFFAOYSA-N 0.000 claims description 2
- 239000000446 fuel Substances 0.000 claims description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-L fumarate(2-) Chemical compound [O-]C(=O)\C=C\C([O-])=O VZCYOOQTPOCHFL-OWOJBTEDSA-L 0.000 claims description 2
- MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 claims description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 claims description 2
- 229940049920 malate Drugs 0.000 claims description 2
- BJEPYKJPYRNKOW-UHFFFAOYSA-L malate(2-) Chemical compound [O-]C(=O)C(O)CC([O-])=O BJEPYKJPYRNKOW-UHFFFAOYSA-L 0.000 claims description 2
- IWYDHOAUDWTVEP-UHFFFAOYSA-M mandelate Chemical compound [O-]C(=O)C(O)C1=CC=CC=C1 IWYDHOAUDWTVEP-UHFFFAOYSA-M 0.000 claims description 2
- 238000004949 mass spectrometry Methods 0.000 claims description 2
- 238000000816 matrix-assisted laser desorption--ionisation Methods 0.000 claims description 2
- 125000005341 metaphosphate group Chemical group 0.000 claims description 2
- 150000002823 nitrates Chemical class 0.000 claims description 2
- FBUKVWPVBMHYJY-UHFFFAOYSA-N nonanoic acid Chemical compound CCCCCCCCC(O)=O FBUKVWPVBMHYJY-UHFFFAOYSA-N 0.000 claims description 2
- 239000003758 nuclear fuel Substances 0.000 claims description 2
- WWZKQHOCKIZLMA-UHFFFAOYSA-M octanoate Chemical compound CCCCCCCC([O-])=O WWZKQHOCKIZLMA-UHFFFAOYSA-M 0.000 claims description 2
- 229940014662 pantothenate Drugs 0.000 claims description 2
- 235000019161 pantothenic acid Nutrition 0.000 claims description 2
- 239000011713 pantothenic acid Substances 0.000 claims description 2
- 238000005373 pervaporation Methods 0.000 claims description 2
- 229940049953 phenylacetate Drugs 0.000 claims description 2
- WLJVXDMOQOGPHL-UHFFFAOYSA-N phenylacetic acid Chemical compound OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000012958 reprocessing Methods 0.000 claims description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 claims description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 2
- ITMCEJHCFYSIIV-UHFFFAOYSA-M triflate Chemical compound [O-]S(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-M 0.000 claims description 2
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims 1
- 229940001468 citrate Drugs 0.000 claims 1
- 125000004663 dialkyl amino group Chemical group 0.000 claims 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 claims 1
- 238000001647 drug administration Methods 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 229940050411 fumarate Drugs 0.000 claims 1
- 229940076788 pyruvate Drugs 0.000 claims 1
- 229940086735 succinate Drugs 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 10
- 239000007788 liquid Substances 0.000 description 9
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical group NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000007614 solvation Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- AEMRFAOFKBGASW-UHFFFAOYSA-M Glycolate Chemical compound OCC([O-])=O AEMRFAOFKBGASW-UHFFFAOYSA-M 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000005700 Putrescine Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 238000011210 chromatographic step Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- ILVUABTVETXVMV-UHFFFAOYSA-N hydron;bromide;iodide Chemical compound Br.I ILVUABTVETXVMV-UHFFFAOYSA-N 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000002829 nitrogen Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000012048 reactive intermediate Substances 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000003797 solvolysis reaction Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
- C08K5/3415—Five-membered rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/003—Catalysts comprising hydrides, coordination complexes or organic compounds containing enzymes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0277—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature
- B01J31/0278—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing nitrogen as cationic centre
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/62—Quaternary ammonium compounds
- C07C211/63—Quaternary ammonium compounds having quaternised nitrogen atoms bound to acyclic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C215/04—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated
- C07C215/06—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic
- C07C215/08—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic with only one hydroxy group and one amino group bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C215/04—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated
- C07C215/06—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic
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Abstract
El uso, como un solvente, de un líquido iónico que comprende un anión y un catión caracterizado porque el catión es un catión que contiene nitrógeno de la fórmula (I) N+HRR'R" (I) en la cual R es un grupo hidrocarbilo que es alquilo sustituido por uno o más sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos; y en donde R' y R'', que pueden ser iguales o diferentes, cada uno representa H o un grupo hidrocarbilo que es alquilo opcionalmente sustituido por uno o más sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos.
Description
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DESCRIPCION
Llquidos ionicos que comprenden cationes que contienen nitrogeno.
La presente invencion se refiere a llquidos ionicos y usos de los mismos. La invencion tambien proporciona procesos para la fabricacion de llquidos ionicos.
Los llquidos ionicos son compuestos que estan compuestos por iones pero que tienen un punto de fusion por debajo de la temperatura ambiente. Pueden formarse mediante una combinacion adecuada de iones desimetrizados de carga deslocalizada. El grado de orden de la sal resultante puede reducirse y el punto de fusion disminuirse a un punto donde la sal resultante es llquida a temperatura ambiente. La deslocalizacion de la carga en el ion tambien es un factor importante para determinar el punto de fusion de la sal resultante. Los llquidos ionicos poseen una cantidad de propiedades destacables, incluyendo presion de vapor despreciable y altas capacidades de solvatacion, que los han vuelto alternativas interesantes para los solventes convencionales en una variedad de aplicaciones.
Los llquidos ionicos pueden estar compuestos por aniones y cationes o alternativamente consisten en zwitteriones que portan carga positiva y negativa en la misma molecula. Mas comunmente el llquido ionico comprendera un anion y un cation.
La tecnica anterior comprende llquidos compuestos por un cation en base a nitrogeno o fosforo cuaternario, por ejemplo, en base a un nucleo seleccionado de cationes de amonio, cationes de pirrolidinio, cationes de imidazolio, cationes de triazolio, cationes de piridinio, cationes de piridazinio, cationes de pirimidinio, cationes de pirazinio y cationes de triazinio cuaternarios. Estos tipos de llquidos ionicos tienden a ser altamente viscosos, potencialmente peligrosos y absorben fuertemente luz UV y visible. Mas aun, la preparacion de estos llquidos ionicos implica una cantidad de pasos qulmicos y cromatograficos que hacen que el proceso consuma demasiado tiempo, sea costoso e ineficiente.
Anderson et al., J. Am. Chem. Soc. 124:14247-14254 (2002) divulga llquidos ionicos compuestos por un cation en base a amonio primario o terciario para su uso en ciertas aplicaciones qulmicas.
Los inventores han proporcionado llquidos ionicos adicionales.
De acuerdo con la presente invencion se proporciona un llquido ionico que comprende un anion y cation en donde el cation es un ion de amonio primario, secundario o terciario que contiene un atomo de nitrogeno cargado.
Tal como se utiliza en la presente un "ion de amonio primario" es un ion de amonio en el cual el nitrogeno tiene 1 atomo de carbono unido al mismo.
Tal como se utiliza en la presente un "ion de amonio secundario" es un ion de amonio en el cual el nitrogeno tiene 2 atomos de carbono unidos al mismo.
Tal como se utiliza en la presente un "ion de amonio terciario" es un ion de amonio en el cual el nitrogeno tiene 3 atomos de carbono unidos al mismo.
De acuerdo con un aspecto adicional de la presente invencion se proporciona el uso, como un solvente, de un llquido ionico que comprende un anion y un cation caracterizados porque el cation es un cation que contiene nitrogeno de la formula (I)
N+HRR'R'' (I)
en la cual R es un grupo hidrocarbilo que es alquilo sustituido por uno o mas sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos; y en donde
R' y R'', que pueden ser iguales o diferentes, cada uno representa H o un grupo hidrocarbilo que es alquilo opcionalmente sustituido por uno o mas sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos.
La expresion "llquido ionico" en la presente incluye, a modo no taxativo, compuestos que consisten en iones y llquido a temperaturas a las cuales el compuesto es estable y los llquidos ionicos pueden tener un punto de fusion por debajo de 100°C, por ejemplo, por debajo de 25°C y opcionalmente por debajo de 20°C. El punto de ebullicion del llquido ionico puede ser de al menos 200°C. Puede estar por encima de 500°C o incluso por encima de 1000°C.
Los llquidos ionicos de la invencion pueden consistir enteramente en iones, los cuales son llquidos a las temperaturas definidas previamente en estado seco. Dichos llquidos ionicos contendran en general menos de 1% de agua, preferiblemente menos de 1000 ppm de agua y mas preferiblemente menos de 100 ppm de agua en masa.
En un aspecto preferido de la invencion, los llquidos ionicos se definen como compuestos que consisten en un cation y un anion y que tienen un contenido de agua de menos de 100 partes por millon. Mas preferiblemente, los llquidos ionicos tienen un punto de fusion de 30°C o menos y una viscosidad de menos de 500 centipoises.
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A los efectos de la presente invencion, el grupo hidrocarbilo es alquilo.
Tal como se utiliza en la presente "alquilo" se refiere a radicales de cadena recta y ramificada, por ejemplo, de 1 a 12 atomos de carbono, por ejemplo, 1, 2, 3, 4, 5, 6, 7, 8 atomos de carbono incluyendo, a modo no taxativo, metilo, etilo, n-propilo, isopropilo, n-butilo, sec-butilo, isobutilo, terc-butilo, n-pentilo, n-hexilo, n-heptilo, n-octilo. El termino alquilo tambien abarca radicales de cicloalquilo incluyendo a modo no taxativo ciclopropilo, ciclobutilo, ciclopentilo o ciclohexilo.
En una clase de compuestos R' y R'' son H. Los compuestos tales como estos que tienen 1 grupo R y 3 hidrogenos son denominados en la presente iones de amonio primarios.
La invencion cubre compuestos de la formula (I) que tienen 2 grupos R y 2 hidrogenos y los cuales son denominados en la presente iones de amonio secundarios respectivamente. La invencion cubre ademas compuestos que tienen 3 grupos R y 1 hidrogeno y los cuales son denominados en la presente iones de amonio terciarios.
Se incluye una clase de compuestos en los que R' y R'' son diferentes y tienen el mismo significado que R.
En un aspecto preferido de la invencion se proporciona un llquido ionico que consiste en un anion y un cation tal como se define en el primer aspecto de la invencion.
Ademas de demostrar alta capacidad de solvatacion, los llquidos ionicos de la presente invencion tienen una baja viscosidad, no son toxicos y son incoloros. Estas caracterlsticas hacen a los llquidos ionicos de la presente invencion utiles en una variedad de aplicaciones.
Preferiblemente, R se sustituye por un grupo amino.
Si mas de un grupo sustituido (por ejemplo, seleccionado del grupo que consiste en grupos amino) esta presente entonces mas de un grupo sustituido puede estar presente en un unico cation.
En una clase de compuestos, R es un grupo aminoalquilo que tiene 2 a 8 atomos de C, por ejemplo, 2, 3, 4, 5, 6, 7 u 8 atomos de C, El aminoalquilo puede ser un grupo di- o tri-aminoalquilo.
En algunos compuestos, R es putrescina.
Cualquier cation incluido en la lista anterior puede combinarse con cualquier anion divulgado.
La identidad de los aniones en los llquidos ionicos de la invencion no es esencial. La unica restriccion teorica tras la eleccion del anion es su peso ionico con el fin de mantener el punto de fusion del llquido ionico por debajo de la temperatura deseada.
Preferiblemente el anion se selecciona de aniones inorganicos halogenados, nitratos, sulfatos, fosfatos, carbonatos, sulfonatos y carboxilatos. Los sulfonatos y carboxilatos pueden ser alquilsulfonatos y alquilcarboxilatos, en los cuales el grupo alquilo es un resto, por ejemplo con 1 a 20 atomos de C, alquilo seleccionado y alquilo sustituido en cualquier posicion por alquenilo, alcoxi, alquenoxi, arilo, arilalquilo, ariloxi, amino, aminoalquilo, tio, tioalquilo, hidroxilo, hidroxialquilo, carbonilo, oxoalquilo, carboxilo, carboxialquilo o funcion haluro, incluyendo todas las sales, eteres, esteres, derivados de fosforo o nitrogeno pentavalentes o estereoisomeros de los mismos. Por ejemplo, el anion puede seleccionarse de bis(trifluorometilsulfonil)imida, carbonato, carbonato de hidrogeno, sulfato, sulfato de hidrogeno, silicato, fosfato, fosfato de hidrogeno, fosfato de dihidrogeno, metafosfato, metanosulfonato, trifluorometanosulfonato, etilendiaminatetraacetato, cloruro, bromuro, yoduro, hexafluorofosfato, tetrafluoroborato, trifluoroacetato, pentafluoropropanoato, heptafluorobutanoato, oxalato, formiato, acetato, propanoato, butanoato, pentanoato, hexanoato, heptanoato, octanoato, nonanoato, decanoato, benzoato, bencenodicarboxilato, bencenotricarboxilato, bencenotetracarboxilato, clorobenzoato, fluorobenzoato, pentaclorobenzoato, salicilato de pentafluorobenzoato, lactato de glicolato, pantotenato, tartrato, tartrato de hidrogeno, mandelato, crotonato, malato, piruvato, succinato, citrato, fumarato, fenilacetato. Un anion especialmente preferido es un carboxilato organico. Cuando se requiere el anion para incluir un proton labil entonces los aniones de glicolato, tartrato y lactato son preferidos. Estos contienen acido y grupos funcionales hidroxilo.
El llquido ionico de acuerdo con la invencion puede contener cationes que son todos iguales o que son diferentes. De la misma manera, los llquidos ionicos pueden contener aniones que son todos iguales o que son diferentes. Por lo tanto la invencion abarca llquidos ionicos que incluyen una mezcla de cationes diferentes y/o aniones diferentes.
De acuerdo con un aspecto adicional, la presente invencion proporciona un proceso para la preparacion de un llquido ionico de acuerdo con la invencion, comprendiendo el proceso los siguientes pasos:
i. ) proporcionar una amina primaria, secundaria o terciaria organica; y
ii. ) neutralizar el compuesto en (i) con un acido.
El proceso de acuerdo con la invencion puede comprender los siguientes pasos:
i. ) proporcionar un compuesto que contiene nitrogeno de la formula (II)
NRR'R'' (II)
en la cual R, R' y R'' tienen el significado definido en la presente; y
ii. ) neutralizar el compuesto en (i) con un acido.
5 El proceso de la presente invencion proporciona una ruta economica para la fabricacion de llquidos ionicos ya que el proceso implica solo un unico paso y utiliza materiales de partida que en general estan facilmente disponibles.
Durante el proceso de la invencion, el atomo de nitrogeno de la amina primaria, secundaria o terciaria es protonado para proporcionar un ion de amonio protonado.
Preferiblemente, el acido incluye un anion tal como se define en la presente.
10 Preferiblemente el anion acido comprende un anion inorganico halogenado, nitrato, sulfato, carbonato, sulfonato o carboxilato.
La invencion tambien abarca compuestos de la formula (II) y su uso en la preparacion de uno o mas llquidos ionicos.
La invencion proporciona, ademas, el uso de un cation tal como se define en los llquidos ionicos de la presente invencion en un solvente para reacciones catalizadas por enzimas. Se proporciona, ademas, el uso de un llquido 15 ionico de acuerdo con la presente invencion como un solvente para reacciones catalizadas por enzimas.
El uso de llquidos ionicos en ciertas reacciones biologicas y/o qulmicas tiene varias ventajas en soluciones acuosas tradicionales. Los llquidos ionicos tienen una capacidad de disolver un amplio rango de materiales inorganicos, organicos, polimericos y biologicos, a menudo a una concentracion muy alta. Estos tienen un amplio rango llquido, permitiendo que los procesos de alta y baja temperatura sean llevados a cabo en el mismo solvente. No provocan 20 fenomenos de solvolisis y la mayorla estabilizan los intermediarios reactivos de vida corta. No hay efectos de pH en los solventes y hay practicamente presion de vapor cero sobre la mayorla del rango llquido. Los llquidos ionicos tambien exhiben excelente conductividad electrica y termica, a la vez que no son inflamables, son reciclables y en general de baja toxicidad.
La invencion proporciona, ademas, el uso de un llquido ionico o de un cation tal como se define en un llquido ionico, de 25 acuerdo con la presente invencion en un solvente para la slntesis organica, matrices en espectrometrla de masas de desorcion/ionizacion laser asistida por matriz (MALDI), extraccion de solventes (por ejemplo, para retirar los componentes deseados de un llquido o solido inmiscible) o cromatografo gaseoso, catalisis, licuefaccion, reprocesamiento de combustible nuclear, celdas de combustible, aplicaciones electroqulmicas, pervaporacion, administracion de farmacos, lubricacion, fluidos hidraulicos, adhesivos, sensores, biocidas y medios cromatograficos.
30 Se proporciona, ademas, un metodo para llevar a cabo una reaccion catalizada por enzimas que comprende
i. ) proporcionar un medio de reaccion llquido que comprende un llquido ionico de acuerdo con la presente invencion;
ii. ) proporcionar en el medio de reaccion llquido una enzima y un sustrato para la enzima; y
iii. ) permitir que ocurra la reaccion del sustrato.
Se proporciona, ademas, un metodo para la slntesis de uno o mas compuestos organicos, comprendiendo el metodo llevar 35 a cabo una reaccion de slntesis organica en un llquido ionico de acuerdo con la presente invencion.
En toda la descripcion y reivindicaciones de la presente memoria descriptiva, las palabras "comprenden" y "contienen" y variaciones de las palabras, por ejemplo "que comprende" y "comprende", significan "que incluye a modo no taxativo" y no pretenden excluir (y no excluyen) otros restos, aditivos, componentes, numeros enteros o pasos.
En toda la descripcion y reivindicaciones de la presente memoria descriptiva, el singular abarca el plural a menos que 40 el contexto requiera lo contrario. En particular, cuando se utiliza el artlculo indefinido, la memoria descriptiva debe comprenderse como que contempla la pluralidad, as! como la singularidad, a menos que el contexto requiera lo contrario.
Rasgos, numeros enteros, caracterlsticas, compuestos, restos qulmicos o grupos descritos en conjunto con un aspecto, realizacion o ejemplo particular de la invencion deben comprenderse aplicables a cualquier otro aspecto, 45 realizacion o ejemplo descrito en la presente a menos que sea incompatible con los mismos.
La invencion se describira mediante los siguientes ejemplos no taxativos:
Materiales y metodos
Preparacion de llquidos ionicos en base a amonio que tienen uno o mas protones amoniacales
Los equivalentes estequiometricos necesarios de la amina base y el acido complementario se disolvieron independientemente en agua, metanol o etanol para proporcionar soluciones de concentraciones iguales. Volumenes iguales de estas dos soluciones se mezclaron juntos en un matraz, con agitacion y enfriamiento, a una tasa suficientemente lenta para evitar que la temperatura de reaccion excediera los 60°C. Cuando se completo la 5 neutralizacion, el solvente en exceso se retiro al vaclo, a temperaturas que no excedlan los 60°C. El producto entonces se liofilizo, se analizo y se almaceno en condiciones de desecado.
Claims (9)
- REIVINDICACIONES1. El uso, como un solvente, de un llquido ionico que comprende un anion y un cation caracterizado porque el cation es un cation que contiene nitrogeno de la formula (I)N+HRR'R" (I)5 en la cual R es un grupo hidrocarbilo que es alquilo sustituido por uno o mas sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos; y en dondeR' y R'', que pueden ser iguales o diferentes, cada uno representa H o un grupo hidrocarbilo que es alquilo opcionalmente sustituido por uno o mas sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos.
- 2. El uso de acuerdo con la reivindicacion 2, en donde uno o mas grupos amino sustituidos se seleccionan de mono- o 10 di-alquilamino o alquilamido.
- 3. El uso de acuerdo con la reivindicacion 2 en donde uno o mas grupos dialquilamino son un grupo dimetilamino.
- 4. El uso de acuerdo con cualquiera de las reivindicaciones 1 a 3 en donde uno o ambos R' y R" son un grupo hidrocarbilo insustituido.
- 5. El uso de acuerdo con cualquiera de las reivindicaciones 1 a 4 en donde el anion se selecciona del grupo que 15 consiste en aniones inorganicos halogenados, nitratos, sulfatos, fosfatos, carbonatos, sulfonatos, alquilsulfonatos(opcionalmente en donde el sustituyente de alquilo se sustituye en cualquier posicion por alquenilo, alcoxi, alquenoxi, arilo, arilalquilo, ariloxi, amino, aminoalquilo, tio, tioalquilo, hidroxilo, hidroxialquilo, carbonilo, oxoalquilo, carboxilo, carboxialquilo o haluro), carboxilatos, alquilcarboxilatos (opcionalmente en donde el sustituyente de alquilo se sustituye en cualquier posicion por alquenilo, alcoxi, alquenoxi, arilo, arilalquilo, ariloxi, amino, aminoalquilo, tio, 20 tioalquilo, hidroxilo, hidroxialquilo, carbonilo, oxoalquilo, carboxilo, carboxialquilo o haluro); y/o se selecciona de bis(trifluorometilsulfonil)imida, carbonato, carbonato de hidrogeno, sulfato, sulfato de hidrogeno, silicato, fosfato, fosfato de hidrogeno, fosfato de dihidrogeno, metafosfato, metanosulfonato, trifluorometanosulfonato, etilendiaminatetraacetato, cloruro, bromuro, yoduro, hexafluorofosfato, tetrafluoroborato, trifluoroacetato, pentafluoropropanoato, heptafluorobutanoato, oxalato, formiato, acetato, propanoato, butanoato, pentanoato, 25 hexanoato, heptanoato, octanoato, nonanoato, decanoato, benzoato, bencenodicarboxilato, bencenotricarboxilato, bencenotetracarboxilato, clorobenzoato, fluorobenzoato, pentaclorobenzoato, salicilato de pentafluorobenzoato, lactato de glicolato, pantotenato, tartrato, tartrato de hidrogeno, mandelato, crotonato, malato, piruvato, succinato, citrato, fumarato y fenilacetato; y/o es un carboxilato organico.
- 6. Un proceso para la preparacion de un llquido ionico de acuerdo con cualquiera de las reivindicaciones 1 a 5,30 comprendiendo el proceso los siguientes pasos:i. proporcionar una amina primaria, secundaria o terciaria organica; yii. neutralizar el compuesto en (i) con un acido.
- 7. Un proceso como se reivindica en la reivindicacion 6 que comprende los siguientes pasos: i. proporcionar un compuesto que contiene nitrogeno de la formula (II)35 NRR'R" (II)en la cual R es un grupo hidrocarbilo que es alquilo sustituido por uno o mas sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos; y en dondeR' y R'', que pueden ser iguales o diferentes, cada uno representa H o un grupo hidrocarbilo que es alquilo opcionalmente sustituido por uno o mas sustituyentes seleccionados de: nitrilo, amino y grupos amino sustituidos; y40 ii. neutralizar el compuesto en (i) con un acido.
- 8. Un proceso como se reivindica en la reivindicacion 6 o 7 en donde el acido incluye un anion que comprende un anion inorganico halogenado, nitrato, sulfato, carbonato, sulfonato o carboxilato.
- 9. El uso de un llquido ionico de acuerdo con cualquiera de las reivindicaciones 1 a 5:como un solvente para reacciones catalizadas por enzimas, un solvente para la slntesis organica;45 como una matriz en espectrometrla de masas de desorcion/ionizacion laser asistida por matriz (MALDI); como un solvente para extraccion;en catalisis o licuefaccion;como un medio de reprocesamiento de combustible nuclear; en una celda de combustible o aplicaciones electroqulmicas;en pervaporacion, administracion de farmacos, lubricacion, hidraulica, adhesivos, sensores, biocidas o; 5 en medios cromatograficos.
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2004
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