IL125007A - Process for the preparation of hydrazides - Google Patents
Process for the preparation of hydrazidesInfo
- Publication number
- IL125007A IL125007A IL12500796A IL12500796A IL125007A IL 125007 A IL125007 A IL 125007A IL 12500796 A IL12500796 A IL 12500796A IL 12500796 A IL12500796 A IL 12500796A IL 125007 A IL125007 A IL 125007A
- Authority
- IL
- Israel
- Prior art keywords
- alkyl
- hydrazone
- group
- substituted
- aryl
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title description 9
- 229940042795 hydrazides for tuberculosis treatment Drugs 0.000 title description 3
- 150000004795 grignard reagents Chemical class 0.000 claims abstract description 62
- 150000007857 hydrazones Chemical class 0.000 claims abstract description 46
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000007818 Grignard reagent Substances 0.000 claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 claims abstract description 29
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 28
- 239000000203 mixture Substances 0.000 claims abstract description 26
- 150000001875 compounds Chemical class 0.000 claims abstract description 20
- 125000003118 aryl group Chemical group 0.000 claims abstract description 18
- 125000000547 substituted alkyl group Chemical group 0.000 claims abstract description 13
- 125000006239 protecting group Chemical group 0.000 claims abstract description 12
- 125000003107 substituted aryl group Chemical group 0.000 claims abstract description 11
- 125000004104 aryloxy group Chemical group 0.000 claims abstract description 8
- 125000006243 carbonyl protecting group Chemical group 0.000 claims abstract description 7
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 6
- 125000003710 aryl alkyl group Chemical group 0.000 claims abstract description 6
- 239000003960 organic solvent Substances 0.000 claims abstract description 6
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 4
- 125000000304 alkynyl group Chemical group 0.000 claims abstract description 4
- 125000005415 substituted alkoxy group Chemical group 0.000 claims abstract description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 11
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 9
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 6
- 125000001981 tert-butyldimethylsilyl group Chemical group [H]C([H])([H])[Si]([H])(C([H])([H])[H])[*]C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 4
- 125000003944 tolyl group Chemical group 0.000 claims 2
- 239000000243 solution Substances 0.000 description 24
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 21
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 20
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 12
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 11
- 239000010410 layer Substances 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000004128 high performance liquid chromatography Methods 0.000 description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- 239000012044 organic layer Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 150000001299 aldehydes Chemical class 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 5
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 5
- 235000019439 ethyl acetate Nutrition 0.000 description 5
- 125000005843 halogen group Chemical group 0.000 description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 4
- -1 benzyloxymethyl Chemical group 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000000843 anti-fungal effect Effects 0.000 description 3
- 229940121375 antifungal agent Drugs 0.000 description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 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 3
- CQRPUKWAZPZXTO-UHFFFAOYSA-M magnesium;2-methylpropane;chloride Chemical compound [Mg+2].[Cl-].C[C-](C)C CQRPUKWAZPZXTO-UHFFFAOYSA-M 0.000 description 3
- YCCXQARVHOPWFJ-UHFFFAOYSA-M magnesium;ethane;chloride Chemical compound [Mg+2].[Cl-].[CH2-]C YCCXQARVHOPWFJ-UHFFFAOYSA-M 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 2
- 238000003747 Grignard reaction Methods 0.000 description 2
- 238000010268 HPLC based assay Methods 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- ZXKINMCYCKHYFR-UHFFFAOYSA-N aminooxidanide Chemical compound [O-]N ZXKINMCYCKHYFR-UHFFFAOYSA-N 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 0.000 description 2
- 125000005597 hydrazone group Chemical group 0.000 description 2
- 239000005457 ice water Substances 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 2
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 125000004191 (C1-C6) alkoxy group Chemical group 0.000 description 1
- 125000004398 2-methyl-2-butyl group Chemical group CC(C)(CC)* 0.000 description 1
- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N Nitrogen dioxide Chemical compound O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- JEDZLBFUGJTJGQ-UHFFFAOYSA-N [Na].COCCO[AlH]OCCOC Chemical compound [Na].COCCO[AlH]OCCOC JEDZLBFUGJTJGQ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000003282 alkyl amino group Chemical group 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 159000000013 aluminium salts Chemical class 0.000 description 1
- 238000005574 benzylation reaction Methods 0.000 description 1
- SIOVKLKJSOKLIF-UHFFFAOYSA-N bis(trimethylsilyl)acetamide Chemical compound C[Si](C)(C)OC(C)=N[Si](C)(C)C SIOVKLKJSOKLIF-UHFFFAOYSA-N 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 125000002837 carbocyclic group Chemical group 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 125000004663 dialkyl amino group Chemical group 0.000 description 1
- MHDVGSVTJDSBDK-UHFFFAOYSA-N dibenzyl ether Chemical compound C=1C=CC=CC=1COCC1=CC=CC=C1 MHDVGSVTJDSBDK-UHFFFAOYSA-N 0.000 description 1
- VILAVOFMIJHSJA-UHFFFAOYSA-N dicarbon monoxide Chemical compound [C]=C=O VILAVOFMIJHSJA-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005837 enolization reaction Methods 0.000 description 1
- LZCLXQDLBQLTDK-BYPYZUCNSA-N ethyl (2S)-lactate Chemical compound CCOC(=O)[C@H](C)O LZCLXQDLBQLTDK-BYPYZUCNSA-N 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- XZBIXDPGRMLSTC-UHFFFAOYSA-N formohydrazide Chemical compound NNC=O XZBIXDPGRMLSTC-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 125000002346 iodo group Chemical group I* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- FRIJBUGBVQZNTB-UHFFFAOYSA-M magnesium;ethane;bromide Chemical compound [Mg+2].[Br-].[CH2-]C FRIJBUGBVQZNTB-UHFFFAOYSA-M 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- XYEOALKITRFCJJ-UHFFFAOYSA-N o-benzylhydroxylamine Chemical compound NOCC1=CC=CC=C1 XYEOALKITRFCJJ-UHFFFAOYSA-N 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229920006395 saturated elastomer Polymers 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
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000012419 sodium bis(2-methoxyethoxy)aluminum hydride Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- DKACXUFSLUYRFU-UHFFFAOYSA-N tert-butyl n-aminocarbamate Chemical compound CC(C)(C)OC(=O)NN DKACXUFSLUYRFU-UHFFFAOYSA-N 0.000 description 1
- BCNZYOJHNLTNEZ-UHFFFAOYSA-N tert-butyldimethylsilyl chloride Chemical compound CC(C)(C)[Si](C)(C)Cl BCNZYOJHNLTNEZ-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 125000001412 tetrahydropyranyl group Chemical group 0.000 description 1
- ILWRPSCZWQJDMK-UHFFFAOYSA-N triethylazanium;chloride Chemical compound Cl.CCN(CC)CC ILWRPSCZWQJDMK-UHFFFAOYSA-N 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C241/00—Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
- C07C241/04—Preparation of hydrazides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57556195A | 1995-12-20 | 1995-12-20 | |
| PCT/US1996/019602 WO1997022579A1 (en) | 1995-12-20 | 1996-12-19 | Process for preparation of hydrazides |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL125007A0 IL125007A0 (en) | 1999-01-26 |
| IL125007A true IL125007A (en) | 2001-09-13 |
Family
ID=24300808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL12500796A IL125007A (en) | 1995-12-20 | 1996-12-19 | Process for the preparation of hydrazides |
Country Status (18)
| Country | Link |
|---|---|
| EP (1) | EP0874806B1 (es) |
| JP (1) | JP2000502103A (es) |
| KR (1) | KR20000064469A (es) |
| CN (1) | CN1209116A (es) |
| AT (1) | ATE207881T1 (es) |
| AU (1) | AU716872B2 (es) |
| BR (1) | BR9612046A (es) |
| CA (1) | CA2240406A1 (es) |
| CZ (1) | CZ187798A3 (es) |
| DE (1) | DE69616596D1 (es) |
| HU (1) | HUP9902115A3 (es) |
| IL (1) | IL125007A (es) |
| MX (1) | MX9804954A (es) |
| NO (1) | NO310864B1 (es) |
| NZ (1) | NZ324616A (es) |
| PL (1) | PL327142A1 (es) |
| SK (1) | SK85998A3 (es) |
| WO (1) | WO1997022579A1 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9040539B2 (en) | 2010-05-19 | 2015-05-26 | Sandoz Ag | Process for the preparation of chiral triazolones |
| RU2588570C2 (ru) | 2010-05-19 | 2016-07-10 | Сандоз Аг | Способ получения хиральных гидразидов |
| BR112012029228A2 (pt) | 2010-05-19 | 2021-08-03 | Sandoz Ag | processo para a preparação de um sal de cloreto de hidrogênio, sal de cloreto de hidrogênio, sal de cloreto de hidrogênio cristalino, uso de um sal e uso do processo |
| RU2580318C2 (ru) | 2010-05-19 | 2016-04-10 | Сандоз Аг | Получение промежуточных продуктов для синтеза позаконазола |
| CN103635465A (zh) | 2011-06-16 | 2014-03-12 | 桑多斯股份公司 | 制备手性化合物的方法 |
| FR3054218B1 (fr) * | 2016-07-22 | 2020-03-06 | Universite De Rouen | Procede de dedoublement de sels de baclofene |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK0736030T3 (da) * | 1993-12-21 | 2001-10-29 | Schering Corp | Fungicide tetrahydrofuraner |
-
1996
- 1996-12-19 BR BR9612046A patent/BR9612046A/pt not_active Application Discontinuation
- 1996-12-19 NZ NZ324616A patent/NZ324616A/xx unknown
- 1996-12-19 CN CN96180003A patent/CN1209116A/zh active Pending
- 1996-12-19 CZ CZ981877A patent/CZ187798A3/cs unknown
- 1996-12-19 WO PCT/US1996/019602 patent/WO1997022579A1/en not_active Application Discontinuation
- 1996-12-19 AU AU11502/97A patent/AU716872B2/en not_active Ceased
- 1996-12-19 HU HU9902115A patent/HUP9902115A3/hu unknown
- 1996-12-19 SK SK859-98A patent/SK85998A3/sk unknown
- 1996-12-19 PL PL96327142A patent/PL327142A1/xx unknown
- 1996-12-19 IL IL12500796A patent/IL125007A/en not_active IP Right Cessation
- 1996-12-19 JP JP9522874A patent/JP2000502103A/ja active Pending
- 1996-12-19 CA CA002240406A patent/CA2240406A1/en not_active Abandoned
- 1996-12-19 DE DE69616596T patent/DE69616596D1/de not_active Expired - Lifetime
- 1996-12-19 AT AT96942936T patent/ATE207881T1/de active
- 1996-12-19 EP EP96942936A patent/EP0874806B1/en not_active Expired - Lifetime
- 1996-12-19 KR KR1019980704644A patent/KR20000064469A/ko not_active Application Discontinuation
-
1998
- 1998-06-19 MX MX9804954A patent/MX9804954A/es unknown
- 1998-06-19 NO NO19982876A patent/NO310864B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO310864B1 (no) | 2001-09-10 |
| EP0874806B1 (en) | 2001-10-31 |
| AU1150297A (en) | 1997-07-14 |
| CZ187798A3 (cs) | 1998-09-16 |
| ATE207881T1 (de) | 2001-11-15 |
| SK85998A3 (en) | 1999-02-11 |
| MX9804954A (es) | 1998-09-30 |
| AU716872B2 (en) | 2000-03-09 |
| KR20000064469A (ko) | 2000-11-06 |
| EP0874806A1 (en) | 1998-11-04 |
| NO982876D0 (no) | 1998-06-19 |
| WO1997022579A1 (en) | 1997-06-26 |
| CA2240406A1 (en) | 1997-06-20 |
| JP2000502103A (ja) | 2000-02-22 |
| HUP9902115A2 (hu) | 1999-11-29 |
| IL125007A0 (en) | 1999-01-26 |
| NO982876L (no) | 1998-08-19 |
| DE69616596D1 (de) | 2001-12-06 |
| BR9612046A (pt) | 1999-02-09 |
| CN1209116A (zh) | 1999-02-24 |
| PL327142A1 (en) | 1998-11-23 |
| NZ324616A (en) | 1999-05-28 |
| HUP9902115A3 (en) | 2000-06-28 |
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