EP1511774A1 - Derives de per (3,6-anhydro) cyclodextrines, leur preparation et leur utilisation pour separer des ions, notamment des anions a base de chrome et de manganese - Google Patents
Derives de per (3,6-anhydro) cyclodextrines, leur preparation et leur utilisation pour separer des ions, notamment des anions a base de chrome et de manganeseInfo
- Publication number
- EP1511774A1 EP1511774A1 EP03760007A EP03760007A EP1511774A1 EP 1511774 A1 EP1511774 A1 EP 1511774A1 EP 03760007 A EP03760007 A EP 03760007A EP 03760007 A EP03760007 A EP 03760007A EP 1511774 A1 EP1511774 A1 EP 1511774A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- group
- represent
- different
- unsaturated
- saturated
- 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.)
- Withdrawn
Links
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical class O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 150000002500 ions Chemical class 0.000 title claims description 32
- 239000011651 chromium Substances 0.000 title claims description 26
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims description 19
- 229910052804 chromium Inorganic materials 0.000 title claims description 19
- 229910052748 manganese Inorganic materials 0.000 title claims description 12
- 239000011572 manganese Substances 0.000 title claims description 12
- -1 manganese anions Chemical class 0.000 title description 7
- 229920000642 polymer Polymers 0.000 claims abstract description 40
- 150000001450 anions Chemical class 0.000 claims abstract description 17
- 229920000858 Cyclodextrin Polymers 0.000 claims description 42
- 125000001931 aliphatic group Chemical group 0.000 claims description 41
- 229920006395 saturated elastomer Polymers 0.000 claims description 37
- 229940097362 cyclodextrins Drugs 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 16
- 125000005842 heteroatom Chemical group 0.000 claims description 13
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- 229910052717 sulfur Inorganic materials 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 125000005843 halogen group Chemical group 0.000 claims description 11
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 10
- 125000005442 diisocyanate group Chemical group 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 125000003118 aryl group Chemical group 0.000 claims description 8
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims description 7
- 238000005202 decontamination Methods 0.000 claims description 7
- 230000003588 decontaminative effect Effects 0.000 claims description 7
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 7
- 239000003153 chemical reaction reagent Substances 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 4
- PQGAHNJECSVDEI-UHFFFAOYSA-N [CH2]CCCCC Chemical compound [CH2]CCCCC PQGAHNJECSVDEI-UHFFFAOYSA-N 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- 239000008194 pharmaceutical composition Substances 0.000 claims description 3
- 125000004429 atom Chemical group 0.000 claims description 2
- QUPDWYMUPZLYJZ-UHFFFAOYSA-N ethyl Chemical compound C[CH2] QUPDWYMUPZLYJZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000012948 isocyanate Substances 0.000 claims description 2
- 150000002513 isocyanates Chemical class 0.000 claims description 2
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical group 0.000 claims 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical group NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000356 contaminant Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 31
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- 239000000243 solution Substances 0.000 description 11
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 10
- 125000004432 carbon atom Chemical group C* 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 125000000217 alkyl group Chemical group 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 6
- HFHDHCJBZVLPGP-RWMJIURBSA-N alpha-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO HFHDHCJBZVLPGP-RWMJIURBSA-N 0.000 description 5
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 5
- 230000000536 complexating effect Effects 0.000 description 5
- 238000010668 complexation reaction Methods 0.000 description 5
- 150000004820 halides Chemical class 0.000 description 5
- 239000002609 medium Substances 0.000 description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 229910000102 alkali metal hydride Inorganic materials 0.000 description 4
- 150000008046 alkali metal hydrides Chemical class 0.000 description 4
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 4
- 238000004452 microanalysis Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 2
- 241000282412 Homo Species 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000007605 air drying Methods 0.000 description 2
- 125000002723 alicyclic group Chemical group 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 2
- WUDNUHPRLBTKOJ-UHFFFAOYSA-N ethyl isocyanate Chemical compound CCN=C=O WUDNUHPRLBTKOJ-UHFFFAOYSA-N 0.000 description 2
- ANJPRQPHZGHVQB-UHFFFAOYSA-N hexyl isocyanate Chemical compound CCCCCCN=C=O ANJPRQPHZGHVQB-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- CDAISMWEOUEBRE-GPIVLXJGSA-N inositol Chemical compound O[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@H](O)[C@@H]1O CDAISMWEOUEBRE-GPIVLXJGSA-N 0.000 description 2
- 229960000367 inositol Drugs 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- CDAISMWEOUEBRE-UHFFFAOYSA-N scyllo-inosotol Natural products OC1C(O)C(O)C(O)C(O)C1O CDAISMWEOUEBRE-UHFFFAOYSA-N 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 125000002088 tosyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1C([H])([H])[H])S(*)(=O)=O 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 208000004232 Enteritis Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- SQUHHTBVTRBESD-UHFFFAOYSA-N Hexa-Ac-myo-Inositol Natural products CC(=O)OC1C(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C1OC(C)=O SQUHHTBVTRBESD-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910011687 LiCu Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 206010000059 abdominal discomfort Diseases 0.000 description 1
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 239000011543 agarose gel Substances 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000001540 azides Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 150000001844 chromium Chemical class 0.000 description 1
- 229910001430 chromium ion Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- CCAFPWNGIUBUSD-UHFFFAOYSA-N diethyl sulfoxide Chemical compound CCS(=O)CC CCAFPWNGIUBUSD-UHFFFAOYSA-N 0.000 description 1
- WYICGPHECJFCBA-UHFFFAOYSA-N dioxouranium(2+) Chemical compound O=[U+2]=O WYICGPHECJFCBA-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 210000004051 gastric juice Anatomy 0.000 description 1
- 125000004395 glucoside group Chemical group 0.000 description 1
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910021644 lanthanide ion Inorganic materials 0.000 description 1
- TWNIBLMWSKIRAT-VFUOTHLCSA-N levoglucosan Chemical group O[C@@H]1[C@@H](O)[C@H](O)[C@H]2CO[C@@H]1O2 TWNIBLMWSKIRAT-VFUOTHLCSA-N 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 125000003071 maltose group Chemical group 0.000 description 1
- 229910001437 manganese ion Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920001542 oligosaccharide Polymers 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 208000017520 skin disease Diseases 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 231100000041 toxicology testing Toxicity 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
- C08B37/0012—Cyclodextrin [CD], e.g. cycle with 6 units (alpha), with 7 units (beta) and with 8 units (gamma), large-ring cyclodextrin or cycloamylose with 9 units or more; Derivatives thereof
- C08B37/0015—Inclusion compounds, i.e. host-guest compounds, e.g. polyrotaxanes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/716—Glucans
- A61K31/724—Cyclodextrins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P39/00—General protective or antinoxious agents
- A61P39/04—Chelating agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/06—Antianaemics
-
- 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
- B01J45/00—Ion-exchange in which a complex or a chelate is formed; Use of material as complex or chelate forming ion-exchangers; Treatment of material for improving the complex or chelate forming ion-exchange properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
- C08B37/0012—Cyclodextrin [CD], e.g. cycle with 6 units (alpha), with 7 units (beta) and with 8 units (gamma), large-ring cyclodextrin or cycloamylose with 9 units or more; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3218—Polyhydroxy compounds containing cyclic groups having at least one oxygen atom in the ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
- C08G18/6484—Polysaccharides and derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/71—Monoisocyanates or monoisothiocyanates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/22—Chromium or chromium compounds, e.g. chromates
Definitions
- the present invention relates to new derivatives of per (3, 6 -anhydro) cyclodextrins and of polymers based on per (3, 6 -anhydro) cyclodextrins, which can be used in particular to fix and separate ions such as anions based on chromium and manganese.
- This invention can find its application in the field of decontamination of the environment with these polluting ions, as well as for human decontamination.
- Cyclodextrins or cyclomalto-oligosaccharides are compounds of natural origin formed by the cyclic chain of glucose units linked in oc- (1,4). Derivatives thereof can consist of maltose units linked in oc- (1,4).
- Documents FR-A 2 744 124 [7], document FR-A 2 764 525 [8] and document FR-A 2 807 044 [9] mention other derivatives of per (3, 6-anhydro) cyclodextrins substituted in position 2, used for the separation of different ions, in particular potassium and cesium in the case of document [7] thanks to the presence of the acetyl substituent, or lead in the case of document [8] thanks to the presence of a methoxy substituent or of polluting ions such as the cobalt, uranyl ion and the lanthanide ions in the case of document [9] thanks to the presence of a substituent -0-CH 2 -C0 2 H.
- the present invention specifically relates to new derivatives and new polymers of peranhydrocyclodextrins in which the substituent in position 2 has been chosen so as to confer on these compounds complexing properties of anions based on chromium or manganese, such as l chromate, dichromate and permanganate anion.
- the per (3, 6-anhydro) cyclodextrin derivative corresponds to one of the following formulas (I) or (II):
- -OCONHR 2 and the other R 1 which may be identical or different, represent a group corresponding to one of the formulas: -OCONHR 2 , -OH, -OR 3 , -SH, -SR 3 , -OCOR 3 ,
- R or R 2 identical or different, represent an aliphatic group, saturated or unsaturated
- R 3 and R 4 identical or different, represent a saturated or unsaturated, aliphatic or aromatic hydrocarbon group, optionally substituted by halogen atoms which may contain one or more heteroatoms chosen from 0, S and N
- R 1 represents a group -OCONH ( CR 5 R 6 ) m NHCOOR 7
- R 5 and R 6 identical or different, represent H or an aliphatic group, saturated or unsaturated
- R 7 represents a glucosidic or maltosidic unit of peranhydrocyclodextrin and m is an integer ranging from 1 to 20; - n is equal to 6, 7 or 8.
- the aliphatic or aromatic hydrocarbon groups capable of being used for R 3 and R 4 can be of various types. They consist of a hydrocarbon chain in which certain carbon atoms can be replaced by one or more heteroatoms such as O, S and N, and they can comprise one or more ethylenic or acetylenic unsaturations. Furthermore, the hydrocarbon group can be substituted by halogen atoms.
- R 3 and R 4 are aliphatic hydrocarbon groups, they can, in particular, represent a linear or branched alkyl group of 1 to 20 carbon atoms, such as a methyl, ethyl, n-propyl or i-propyl group.
- R 3 and R 4 are aromatic hydrocarbon groups, they can in particular represent the phenyl group or the tosyl group, optionally substituted, for example, by alkyl groups of 1 to 20 carbon atoms.
- R 1 represents the group -OCONHR 2
- R or R 2 when at least one of R 1 represents the group -OCONHR 2 , the R or R 2 , identical or different, (R 2 when several R 1 represent OCONHR 2 ) represent a saturated or unsaturated aliphatic chain, that is to say an alicyclic chain which may optionally include unsaturations.
- the R 2 or R 2 can represent a linear or branched alkyl group comprising from 1 to 10 carbon atoms, such as a methyl, ethyl or hexyl group.
- R 5 and R 6 when at least one of the R 1 represents the group -OCONH (CR 5 R 6 ) m NHCOOR 7 , the R 5 and R 6 , identical or different, represent H or an aliphatic group, saturated or unsaturated, that is to say an alicyclic chain which may optionally include unsaturations.
- R 5 and R 6 may represent an alkyl group, linear or branched, comprising from 1 to 10 carbon atoms, such as a methyl or ethyl group.
- the group -OCONH (CR 5 R 6 ) m NHCOOR 7 makes the junction between two glucosidic (if cyclodextrin corresponds to formula (I)) or maltosidic (if cyclodextrin corresponds to formula (II) units )) of the same peranhydrocyclodextrin, the R 7 thus corresponding to a glucosidic or maltosidic unit of the same peranhydrocyclodextrin according to the invention.
- the derivative of per (3, 6-anhydrocyclodextrin) is a derivative of oc-cyclodextrin, that is to say that in the formulas (I) and (II) given above, n is equal to 6.
- the derivative used corresponds to formula (I) or (II), in which all the R 1 represent the group -OCONHR 2 with R 2 having the meaning given above, and n is equal to 6. in particular, all of the R 2 can represent an ethyl or hexyl radical.
- the cyclodextrin derivatives of the invention can be prepared as follows.
- cyclodextrin derivative corresponds to the formula (I) or (II) given above in which at least one of the R 1 represents the group -0-CO-NHR 2 and / or -OCONH (CR 5 R 6 ) m NHCOOR 7 , any other R 1 representing a group such as those proposed above and n being equal to 6, 7 or 8 and m is an integer ranging from 1 to 20, this can be prepared by a process successively comprising: a step consisting in reacting a per (3, 6-anhydro) cyclodextrin corresponding to one of the following formulas (III) or (IV):
- n is equal to 6, 7 or 8, with an isocyanate of formula OC ⁇ -R 2 and / or a diisocyanate OC ⁇ (CR 5 R 6 ) m ⁇ CO in an amount such that at least one of the OH groups is converted into -OCONHR 2 group and / or in -OCONH group (CR 5 R 6 ) m NHCOOR 7 ; and a step consisting, when all the OH have not been transformed into the group -OCONHR 2 and / or -OCONH (CR 5 R 6 ) m NHCOOR 7 , optionally reacting the remaining -OHs with one or more reagents for the transform into the desired R 1 groups different from -OCONHR 2 or -OCONH (CR 5 R 6 ) m NHCOOR 7 .
- the procedure is carried out by reacting the partially modified cyclodextrin , obtained after the first step mentioned above, with an alkali metal hydride to convert the group (s) -OH to OM groups with M representing an alkali metal and then the derivative obtained is reacted with a halide of formula R 3 X in which R 3 has the meaning given above and X is a good leaving group such as a halogen atom.
- the procedure is first, as before, (i.e. reacting partially modified peranydrocyclodextrin with an alkali metal hydride) and then reacting the derivative obtained with a halide or an acid anhydride of formula R 3 COX or (R 3 CO) 2 0 in which R 3 has the meaning given above and X represents a leaving group.
- the partially modified per (3, 6-anhydro) cyclodextrin is first transformed into the alcoholate by the action of an alkali metal hydride, then the alcoholate is converted into a derivative comprising a leaving group of formula -OSO2R 3 , which then reacted in one or more steps with one or more suitable reagents to replace this leaving group with the desired group R 1 .
- N3M can be reacted with the compound defined in 2).
- the compound thus obtained, called azide can undergo catalytic hydrogenation or be treated in the presence of ammonia NH3, in order to obtain the product where R 1 must represent -NH2.
- R 1 must represent -NHR 3 or -NR 3 R 4 is obtained by reacting the compound defined in 2) with the compound NH2R 3 or NHR 3 R 4 .
- R 1 must represent -SH or -SR 3
- R 1 When R 1 must represent a hydrocarbon group -R 3 , it is reacted with R j LiCu to give a final compound where R 3 then represents a hydrocarbon group, as defined above.
- the compound where R 1 represents -CN may by gentle hydrolysis give a compound where R 1 will represent -CONH2-
- the compound where R 1 represents -CN may by complete hydrolysis give a compound where R 1 will represent -COOH.
- R 5 and R 6 which are identical or different, represent H or a saturated or unsaturated aliphatic group, the OH having not reacted during the reaction which can be transformed into groups, identical or different, representing groups chosen from: -OCONHR 2 ,
- At least two derivatives of per (3, 6-anhydro) cyclodextrin are linked by at least one carbamate bond of the type -0-CO-NH (CR 5 R 6 ) m NH-CO-0-, this bond being formed by reaction of two -OHs in position 2 of a glucosidic or maltosidic entity of two per (3, 6-anhydro) cyclodextrins.
- This polymer can also contain -O-CO-NH (CR 5 R 6 ) m NH-CO- O- bonds formed by reaction of the diisocyanate mentioned above with two -OHs of two glucoside units of the same peranhydrocyclodextrin.
- R 5 and R 6 may represent an alkyl group, linear or branched, comprising from 1 to 10 carbon atoms, such as a methyl or ethyl group.
- R 1 represents the group -OCONHR 2
- the R 2 or R 2 represents a saturated or unsaturated aliphatic chain.
- R 2 may represent a linear or branched alkyl group comprising from 1 to 10 carbon atoms, such as a methyl, ethyl or hexyl group.
- the cyclodextrin units chained in the polymer described above comprise at least, in part, at positions 2 of the anhydroglucose rings (if the polymer is obtained from the cyclodextrins of formula
- the index n, in this polymer is equal to 6 and R 5 and R 6 both represent H and m is equal to 6.
- per (3, 6-anhydro) cyclodextrin derivatives described above as well as the polymers of per (3, 6-anhydro) cyclodextrin can be used in particular for fixing or separating ions, more particularly anions based on chromium and / or manganese, such as Cr0 4 2 X Cr 2 0 7 2 " and Mn0 4 X
- the subject of the invention is also a method for fixing and separating ions comprising the steps consisting in:
- -OCONHR 2 and the other R 1 which may be identical or different, represent a group corresponding to one of the formulas: -OCONHR 2 , -OH, -OR 3 , -SH, -SR 3 , -OCOR 3 , -NH 2 , -NHR 3 , -NR 3 R 4 , -CONH 2 , -CONHR 3 , -CONR 3 R 4 , -CN, -COOR 3 , -OCH 2 CO 2 H, -COOH and -R 3 , in which the or the R 2 , identical or different, represent an aliphatic group, saturated or unsaturated, R 3 and R 4 'identical or different, represent a hydrocarbon group, aliphatic or aromatic, saturated or unsaturated, optionally substituted by halogen atoms which may contain one or more heteroatoms chosen from O, S and N, and / or
- - n is equal to 6, 7 or 8;
- R 2 or Rs represents an aliphatic group, saturated or unsaturated
- R 3 and R 4 which may be identical or different, represent a hydrocarbon group, aliphatic or aromatic, saturated or unsaturated, which may contain one or more heteroatoms chosen from O, S and N, and n is equal to 6, 7 or 8 and m is an integer ranging from 1 to 20, to fix said ions in the form of complex with the per (3,6-anhydro) cyclodextrin derivative or the polymer, and separating said ions thus complexed from said medium.
- the ions capable of being fixed or separated by the process of the invention can be of various types, such as polluting metal ions.
- the process of the invention applies in particular to the fixation of chromium-based anions, in particular anions containing chromium of valence VI such as chromate or bichromate ions, and manganese-based anions such as permanganate anions in the form of a complex with the derivative or polymers of per (3, 6-anhydro) cyclodextrin mentioned above.
- the chromic acid H 2 Cr0 4 and its salts can cause dermatoses and ulcers in individuals who handle them.
- Potassium dichromate can be fatal in doses of 0.25 to 0.30 g and can cause stomach upset and enteritis.
- Chromate or dichromate ions also appear to be methemoglobinizing poisons.
- the cyclodextrin derivatives and the polymers of per (3,6-anhydro) cyclodextrin, said cyclodextrin corresponding to the formulas (I) and (II) given above have a high specificity for the anions based on chromium or manganese, because they have a complexing capacity for these metals with very high yields.
- a polymer in accordance with the present invention which can be used effectively within the framework of the fixing process, is a polymer, for which n is equal to 6, R 5 and R 6 both represent H and m is equal to 6 .
- the subject of the invention is also the complexes of an ion chosen from Cr0 4 2 X Cr 2 0 7 2 X Mn0 4 " with a derivative of per (3, 6-anhydro) cyclodextrin from formula (I) or (II) described above and / or with a polymer as defined above.
- the complex of an ion chosen from Cr0 4 2 X Cr 2 0 7 2 X Mn0 4 ⁇ when the peranhydrocyclodextrin derivative corresponds to formula (I), is such that all R 1 represent the group -O- CO-NHR 2 and n is 6, R 2 having the same meaning as that given above.
- the cyclodextrin derivative When the medium containing the ions to be separated or fixed is an aqueous solution, the cyclodextrin derivative can be dissolved in an immiscible organic solvent with the aqueous solution to form the complex in the organic solution and easily separate it from the aqueous solution, by example by simple decantation followed by separation of the aqueous solution and the immiscible organic solvent containing the complexed ions. It is also possible to use the cyclodextrin derivative or the polymers in aqueous solution, in particular for ensuring the decontamination of living beings or even in preparation in dressings.
- the invention also relates to a pharmaceutical composition for the decontamination of chromium and manganese of a living being, characterized in that it comprises a derivative of per (3, 6-anhydro) cyclodextrin corresponding to one formulas (I) and (II), defined above and / or a polymer of per (3, 6-anhydro) cyclodextrin and diisocyanate as described above.
- the derivative used in this composition is such that all of the R 1 represent the group -O-CO-NHR 2 and n is equal to 6, R 2 having the same definition as that given above.
- composition can be administered orally or by injection. Administered orally, it must be adequately conditioned to pass the stomach without being hydrolyzed.
- FIG. 1 is a schematic representation of the retention factors Rf of different anions, by the per (3, 6-anhydro) cyclodextrin of example 1.
- FIG. 2 is a schematic representation of the retention factors Rf of different cations, by the per (3, 6 -anhydro) cyclodextrin of example 1.
- This compound corresponds to the formula (I) given above in which all of the R 1 represent OCONHCH 2 CH 3 .
- the solution After one night, the solution is cooled then treated with 10 ml of methanol and left under stirring for 1 hour. The solution is then brought to dryness, by passing through a rotary evaporator followed by the vane pump. The residue obtained is then passed through a column of silica gel (eluent methanol / water 1: 6).
- This product can be used as it is for complexing chromium or manganese.
- EXAMPLE 2 Preparation of per 2-O-hexylcarbamate of per (3, 6-anhydro) cyclomaltohexaose.
- This compound corresponds to the formula (I) given above in which all of the R 1 responds -OCONH (CH 2 ) 5 -CH 3 and n is equal to 6.
- DMSO diethyl sulphoxide
- Example 1 In each test, the compound of Example 1 is introduced onto the plate, which if it complexes the ions, will be retained on the plate.
- the plates are then developed four times in water, due to the low solubility in water, then the retention factor Rf is determined, which corresponds to the ratio (distance traveled by the cyclodextrin derivative / distance traveled by the solvent ). The lower the Rf, for a given ion, the more the ion in question will complex with the cyclodextrin compound.
- the cyclodextrin prepared according to Example 1 has a high rate of complexation for chromium ions such as the Cr 2 0 2 " and Cr0 4 2" ions and the manganese ions Mn0 4 X Therefore , the cyclodextrin compounds according to the invention and in particular that prepared according to Example 1, are particularly advantageous in the field of environmental decontamination and in the field of human decontamination in anions based on chromium and manganese .
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- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Epidemiology (AREA)
- Diabetes (AREA)
- Dermatology (AREA)
- Toxicology (AREA)
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- Polysaccharides And Polysaccharide Derivatives (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
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Abstract
Description
Claims
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0207205A FR2840906B1 (fr) | 2002-06-12 | 2002-06-12 | Derives de per(3,6-anhydro) cyclodextrines, leur preparation et leur utilisation pour separer des ions, notamment des anions a base de chrome et de manganese |
| FR0207205 | 2002-06-12 | ||
| PCT/FR2003/001741 WO2003106507A1 (fr) | 2002-06-12 | 2003-06-11 | Derives de per (3,6-anhydro) cyclodextrines, leur preparation et leur utilisation pour separer des ions, notamment des anions a base de chrome et de manganese |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP1511774A1 true EP1511774A1 (fr) | 2005-03-09 |
Family
ID=29595163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP03760007A Withdrawn EP1511774A1 (fr) | 2002-06-12 | 2003-06-11 | Derives de per (3,6-anhydro) cyclodextrines, leur preparation et leur utilisation pour separer des ions, notamment des anions a base de chrome et de manganese |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20060014722A1 (fr) |
| EP (1) | EP1511774A1 (fr) |
| JP (1) | JP2005534729A (fr) |
| AU (1) | AU2003250357A1 (fr) |
| FR (1) | FR2840906B1 (fr) |
| WO (1) | WO2003106507A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7036374B2 (en) | 2002-01-25 | 2006-05-02 | William Thomas Pike | Micro-machined suspension plate with integral proof mass for use in a seismometer or other device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2744124B1 (fr) * | 1996-01-30 | 1998-03-06 | Commissariat Energie Atomique | Derives substitues des per(3,6-anhydro)cyclodextrines, leur procede de preparation et leur utilisation pour la separation d'ions |
| DE19612680C2 (de) * | 1996-03-29 | 2000-02-03 | Inst Chemo Biosensorik | Kationselektiver Sensor |
| KR20000057206A (ko) * | 1996-11-22 | 2000-09-15 | 더 리전트 오브 더 유니버시티 오브 캘리포니아 | 사이클로덱스트린 중합체 분리재료 |
| FR2764525B1 (fr) * | 1997-06-13 | 1999-07-23 | Commissariat Energie Atomique | Fixation ou separation d'ions, notamment de pb, par des derives de per (3,6 anhydro) cyclodextrines |
| FR2807044B1 (fr) * | 2000-03-28 | 2002-05-03 | Commissariat Energie Atomique | Derives de per(3,6-anhydro) cyclodextrines, leur preparation et leur utilisation pour separer des ions, notamment de cobalt, de lanthanides et d'uranyle |
-
2002
- 2002-06-12 FR FR0207205A patent/FR2840906B1/fr not_active Expired - Fee Related
-
2003
- 2003-06-11 AU AU2003250357A patent/AU2003250357A1/en not_active Abandoned
- 2003-06-11 EP EP03760007A patent/EP1511774A1/fr not_active Withdrawn
- 2003-06-11 US US10/517,582 patent/US20060014722A1/en not_active Abandoned
- 2003-06-11 WO PCT/FR2003/001741 patent/WO2003106507A1/fr not_active Ceased
- 2003-06-11 JP JP2004513337A patent/JP2005534729A/ja active Pending
Non-Patent Citations (1)
| Title |
|---|
| See references of WO03106507A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2840906B1 (fr) | 2004-07-16 |
| AU2003250357A1 (en) | 2003-12-31 |
| WO2003106507A1 (fr) | 2003-12-24 |
| US20060014722A1 (en) | 2006-01-19 |
| FR2840906A1 (fr) | 2003-12-19 |
| AU2003250357A8 (en) | 2003-12-31 |
| JP2005534729A (ja) | 2005-11-17 |
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