KR960702468A - 거울상선택적 옥사자보로리딘 촉매(Enantioselective oxazaborolidine catalysts) - Google Patents
거울상선택적 옥사자보로리딘 촉매(Enantioselective oxazaborolidine catalysts)Info
- Publication number
- KR960702468A KR960702468A KR1019950705071A KR19950705071A KR960702468A KR 960702468 A KR960702468 A KR 960702468A KR 1019950705071 A KR1019950705071 A KR 1019950705071A KR 19950705071 A KR19950705071 A KR 19950705071A KR 960702468 A KR960702468 A KR 960702468A
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- Prior art keywords
- alkyl
- phenyl
- unsubstituted
- alkoxy
- independently
- Prior art date
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- 239000003054 catalyst Substances 0.000 title 1
- BDOLXPFAFMNDOK-UHFFFAOYSA-N oxazaborolidine Chemical compound B1CCON1 BDOLXPFAFMNDOK-UHFFFAOYSA-N 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims abstract 17
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 claims abstract 6
- 150000002576 ketones Chemical class 0.000 claims abstract 5
- 150000001298 alcohols Chemical class 0.000 claims abstract 3
- 229910000085 borane Inorganic materials 0.000 claims abstract 3
- 238000011065 in-situ storage Methods 0.000 claims abstract 3
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 claims 33
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 23
- 125000003545 alkoxy group Chemical group 0.000 claims 20
- 125000005843 halogen group Chemical group 0.000 claims 20
- 125000000623 heterocyclic group Chemical group 0.000 claims 17
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 6
- 229910052739 hydrogen Inorganic materials 0.000 claims 6
- 239000001257 hydrogen Substances 0.000 claims 6
- 229910052799 carbon Inorganic materials 0.000 claims 4
- 238000000034 method Methods 0.000 claims 4
- 125000003466 9 membered carbocyclic group Chemical group 0.000 claims 2
- 239000003638 chemical reducing agent Substances 0.000 claims 2
- 150000003018 phosphorus compounds Chemical class 0.000 claims 2
- 125000000217 alkyl group Chemical group 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 238000006722 reduction reaction Methods 0.000 abstract 3
- 230000003197 catalytic effect Effects 0.000 abstract 1
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- C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
- C07F5/02—Boron compounds
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- C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
- C07F5/02—Boron compounds
- C07F5/025—Boronic and borinic acid compounds
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
- B01J31/0201—Oxygen-containing compounds
- B01J31/0211—Oxygen-containing compounds with a metal-oxygen link
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- 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
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0235—Nitrogen containing compounds
- B01J31/0252—Nitrogen containing compounds with a metal-nitrogen link, e.g. metal amides, metal guanidides
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- 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
- B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
- B01J31/0271—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds also containing elements or functional groups covered by B01J31/0201 - B01J31/0231
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- 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
- B01J31/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
- B01J31/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
- B01J31/146—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron of boron
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/143—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones
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- C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
- C07F5/02—Boron compounds
- C07F5/022—Boron compounds without C-boron linkages
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- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/60—Reduction reactions, e.g. hydrogenation
- B01J2231/64—Reductions in general of organic substrates, e.g. hydride reductions or hydrogenations
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- C07C2602/04—One of the condensed rings being a six-membered aromatic ring
- C07C2602/10—One of the condensed rings being a six-membered aromatic ring the other ring being six-membered, e.g. tetraline
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- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Polyesters Or Polycarbonates (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Abstract
광학적으로 순수한 알콜로의 프로키랄 케톤의 거울상 선택적 보란 환원은 일반식(I) 및 (Ⅱ)의 신규하고도 유용한 촉매량의 옥사자보로리딘 화합물의 존재하에 환원을 수행함으로써 유효하게 성취된다. 일반식(I) 및(Ⅱ)의 화합물은 환원 반응에 사용하기 이전에 분리 및 정제될 수 있거나 일반식(I) 및 (Ⅱ)의 화합물은 동일반응계에서 생성될 수 있다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (18)
- 일반식[I]의 키랄 옥사자보로리딘.상기식에서, R1은 수소 또는 헤테로사이클릴이고; R2및 R3는 Syn형태이며; R2는 (C1-C8)알킬; 벤질; 또는 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이고, R3는 (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이며, 단 (a) R2및 R3중 하나가 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 페닐일 경우, R2와 R3는 동일하지 않고, (b) R2가 CH3이고 R3가 페닐일 경우, R1은 H이다.
- 제1항에 있어서, R2가 (C1-C8)알킬이고, R3가 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐인 화합물.
- 제2항에 있어서, R2가 메틸이고, R3가 페닐인 화합물.
- 제3항에 있어서, (4R,5S)-4-메틸-5-페닐-1,3,2-옥사자보로리딘인 화합물.
- 제3항에 있어서, (4R,5S)-4-메틸-5-페닐-1,3,2-옥사자보로리딘인 화합물.
- 제1항에 있어서, R2가 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐인 화합물.
- 일반식(Ⅱ)의 키랄 옥사자보로리딘.상기식에서, R1은 수소; (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이고; D는 3개 이하의 (C1-C8)알킬, 벤질, 헤테로사이클릴 또는 페닐(이는 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로겐 그룹에 의해 독립적으로 치환되거나 치환되지 않는다)에 의해 독립적으로 치환되거나 치환되지 않은 시스-융합된 4 내지 6원 카보모노사이클릭 환; 3개 이하의 (C1-C8)알킬, 벤질, 헤테로사이클릴 또는 페닐(이는 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로겐 그룹에 의해 독립적으로 치환되거나 치환되지 않는다)에 의해 독립적으로 치환되거나 치환되지 않은 시스-융합된 6 내지 9원 카보비사이클릭 계; 또는 구조식(여기서, R6및 R7은 각각 독립적으로 H, (C1-C8)알킬, (C1-C8)알콕시 또는 할로이다)을 갖는 시스-융합된 계이다.
- 제7항에 있어서, D가인 화합물.
- 제7항에 있어서, D가인 화합물.
- 일반식(Ⅲ)인 화합물.상기식에서, R1은 수소 또는 헤테로사이클릴이고; R2및 R3는 Syn 형태이며; R2는 (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이고, R3는 (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이며, 단 (a) R2및 R3중 하나가 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 페닐일 경우, R2와 R3는 동일하지 않고, (b) R2가 CH3이고 R3가 페닐일 경우, R1은 H이다.
- 제10항에 있어서, R1이 수소이고, R2가 페닐인 화합물.
- 제11항에 있어서, C-4 탄소원자가 R 절대 입체화학(배열)을 갖고 C-5 탄소원자가 S 절대 입체화학을 갖는 화합물.
- 제11항에 있어서, C-4 탄소원자가 S 절대 입체화학을 갖고 C-5 탄소원자가 R 절대 입체화학을 갖는 화합물.
- 일반식(Ⅳ)의 화합물.상기식에서, R1은 수소; (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이고; D는 3개 이하의 (C1-C8)알킬, 헤테로사이클릴 또는 페닐(이는 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로겐 그룹에 의해 독립적으로 치환되거나 치환되지 않는다)에 의해 독립적으로 치환되거나 치환되지 않은 시스-융합된 4 내지 6원 카보모노사이클릭 환; 3개 이하의 (C1-C8)알킬, 벤질, 헤테로사이클릴 또는 페닐(이는 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로겐 그룹에 의해 독립적으로 치환되거나 치환되지 않는다)에 의해 독립적으로 치환되거나 치환되지 않은 시스-융합된 6 내지 9원 카보비사이클릭 계; 또는 구조식(여기서, R6및 R7은 각각 독립적으로 H, (C1-C8)알킬, (C1-C8)알콕시 또는 할로이다)을 갖는 시스-융합된 계이다.
- 일반식(IA)에 따른 키랄 옥사자보로리딘의 존재하에 보란 환원제와 프로키랄 케톤을 반응시킴을 특징으로 하여 프로키랄 케톤을 실질적으로 에난티오머적으로 순수한 알콜로 입체선택적으로 환원시키는 방법.상기식에서, R1A는 수소; (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이고; R2A및 R3A는 Syn형태이며; R2A는 (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이고, R3A는 (C1-C8)알킬; 벤질; 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 헤테로사이클릴 또는 페닐이며, 단 (a) R2A및 R3A중 하나가 3개 이하의 (C1-C8)알킬, (C1-C8)알콕시 또는 할로 그룹에 의해 독립적으로 치환되거나 치환되지 않은 페닐일 경우, R2A와 R3A는 동일하지 않고, (b) R2A가 CH3이고 R3A가 페닐일 경우, R1A은 H이다.
- 제7항에 따른 키랄 옥사자보로리딘의 존재하에 보란환원제와 프로키랄 케톤을 반응시킴을 특징으로 하여, 프로키랄 케톤을 실질적으로 거울상이성체적으로 순수한 알콜로 입체선택적으로 환원시키는 방법.
- 제15항에 있어서, 키랄 옥사자보로리딘이 동일반응계내에서 생성되는 방법.
- 제16항에 있어서, 키랄 옥사자보로리딘이 동일반응계내에서 생성되는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6189593A | 1993-05-14 | 1993-05-14 | |
US8/061,895 | 1993-05-14 | ||
US08/061,895 | 1993-05-14 | ||
PCT/IB1994/000066 WO1994026751A1 (en) | 1993-05-14 | 1994-04-12 | Enantioselective oxazaborolidine catalysts |
Publications (2)
Publication Number | Publication Date |
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KR960702468A true KR960702468A (ko) | 1996-04-27 |
KR0180262B1 KR0180262B1 (ko) | 1999-05-15 |
Family
ID=22038846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019950705071A KR0180262B1 (ko) | 1993-05-14 | 1994-04-12 | 거울상선택적 옥사자보로리딘 촉매 |
Country Status (20)
Country | Link |
---|---|
US (2) | US6005133A (ko) |
EP (1) | EP0698028B1 (ko) |
JP (1) | JP2706851B2 (ko) |
KR (1) | KR0180262B1 (ko) |
CN (1) | CN1048498C (ko) |
AT (1) | ATE149171T1 (ko) |
AU (1) | AU674067B2 (ko) |
CA (1) | CA2161969C (ko) |
DE (1) | DE69401813T2 (ko) |
DK (1) | DK0698028T3 (ko) |
ES (1) | ES2098928T3 (ko) |
FI (1) | FI108297B (ko) |
GR (1) | GR3022924T3 (ko) |
IL (1) | IL109563A (ko) |
MY (1) | MY111215A (ko) |
NO (1) | NO302822B1 (ko) |
NZ (1) | NZ262945A (ko) |
TW (1) | TW416958B (ko) |
WO (1) | WO1994026751A1 (ko) |
ZA (1) | ZA943295B (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2134096C (en) * | 1992-05-14 | 1997-11-25 | George J. Quallich | Enantioselective oxazaborolidine catalysts |
GB9420616D0 (en) * | 1994-10-12 | 1994-11-30 | Merck Sharp & Dohme | Method, compositions and use |
US5840746A (en) * | 1993-06-24 | 1998-11-24 | Merck Frosst Canada, Inc. | Use of inhibitors of cyclooxygenase in the treatment of neurodegenerative diseases |
US5495054A (en) * | 1994-05-31 | 1996-02-27 | Sepracor, Inc. | Tetrahydroindeno[1,2-D][1,3,2]oxazaboroles and their use as enantioselective catalysts |
US5831132A (en) * | 1994-10-28 | 1998-11-03 | Sumika Fine Chemicals Company, Ltd. | Process for producing optically active carbinols |
DE19506021C1 (de) * | 1995-02-22 | 1996-06-27 | Forschungszentrum Juelich Gmbh | Verfahren zur enantioselektiven Reduktion von Ketonen mit chemischen Katalysatoren |
DE19857765A1 (de) * | 1998-12-15 | 2000-06-21 | Clariant Gmbh | Verfahren zur Herstellung von para-Oxadiazolyl-phenyl-boronsäuren |
KR100375571B1 (ko) * | 1999-11-25 | 2003-03-15 | 조병태 | 광학 활성 알파-술폰옥시알코올, 이의 제조 방법 및 이를이용한 광학 활성 에폭사이드 화합물의 제조 방법 |
US6509472B2 (en) * | 2000-09-11 | 2003-01-21 | Schering Corporation | 4-Cyclohexyl-1,3,2-oxazaborolidine chiral accessories |
US7109345B1 (en) | 2003-02-07 | 2006-09-19 | Margarita Ortiz-Marciales | Efficient and convenient procedure for the synthesis of B-alkylated oxazaborolidines derived from ephedrine and norephedrine |
FR2860794B1 (fr) * | 2003-10-09 | 2006-02-03 | Ppg Sipsy | Procede de preparation in situ de composes chiraux derives de complexes d'oxazaborolidine-borane utiles dans les reactions de reduction asymetrique |
FR2860795B1 (fr) * | 2003-10-09 | 2006-04-07 | Ppg Sipsy | Procede de preparation in situ de composes chiraux derives de complexes d'oxazaborolidine-borane utiles dans les reactions de reduction asymetrique |
PT1893622E (pt) * | 2005-06-13 | 2009-09-28 | Basf Se | Processo para a síntese de dialcoxiorganoboranos |
US20080200672A1 (en) * | 2005-08-30 | 2008-08-21 | Margarita Ortiz-Marciales | Highly enantioselective carbonyl reduction with borane catalyzed by chiral spiroborate esters derived from chiral beta-aminoalcohols |
US20060223999A1 (en) * | 2006-05-10 | 2006-10-05 | Chemagis Ltd. | Process for preparing montelukast and precursors thereof |
DE602007008564D1 (en) * | 2006-06-26 | 2010-09-30 | Basf Se | Boranetherkomplexe |
CN105061225B (zh) * | 2015-08-07 | 2017-03-08 | 辽宁科技大学 | 一种双手性氨基醇化合物及其制备方法和应用 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3137723A (en) * | 1961-09-25 | 1964-06-16 | Olin Mathieson | Boron containing heterocyclic compounds and process for producing them |
JPS6118790A (ja) * | 1984-07-05 | 1986-01-27 | Sumitomo Chem Co Ltd | 光学活性ボラン錯体およびその製造法 |
US4943635A (en) * | 1987-08-27 | 1990-07-24 | President & Fellows Of Harvard College | Enantioselective reduction of ketones |
EP0595868B1 (en) * | 1991-07-22 | 1998-11-25 | Pfizer Inc. | Process for the preparation of (s)-4-[3-(5-methyl-2-phenyl-4-oxazolyl)- 1-hydroxypropyl]bromobenzene |
CA2134096C (en) * | 1992-05-14 | 1997-11-25 | George J. Quallich | Enantioselective oxazaborolidine catalysts |
-
1994
- 1994-03-05 TW TW083101923A patent/TW416958B/zh not_active IP Right Cessation
- 1994-04-12 CA CA002161969A patent/CA2161969C/en not_active Expired - Fee Related
- 1994-04-12 KR KR1019950705071A patent/KR0180262B1/ko not_active IP Right Cessation
- 1994-04-12 ES ES94910502T patent/ES2098928T3/es not_active Expired - Lifetime
- 1994-04-12 DE DE69401813T patent/DE69401813T2/de not_active Expired - Fee Related
- 1994-04-12 JP JP6518440A patent/JP2706851B2/ja not_active Expired - Fee Related
- 1994-04-12 EP EP94910502A patent/EP0698028B1/en not_active Expired - Lifetime
- 1994-04-12 WO PCT/IB1994/000066 patent/WO1994026751A1/en active IP Right Grant
- 1994-04-12 AU AU62896/94A patent/AU674067B2/en not_active Ceased
- 1994-04-12 CN CN94192064A patent/CN1048498C/zh not_active Expired - Fee Related
- 1994-04-12 DK DK94910502.7T patent/DK0698028T3/da active
- 1994-04-12 AT AT94910502T patent/ATE149171T1/de not_active IP Right Cessation
- 1994-04-12 NZ NZ262945A patent/NZ262945A/en unknown
- 1994-05-05 IL IL10956394A patent/IL109563A/xx not_active IP Right Cessation
- 1994-05-12 MY MYPI94001194A patent/MY111215A/en unknown
- 1994-05-13 ZA ZA943295A patent/ZA943295B/xx unknown
- 1994-05-13 FI FI942240A patent/FI108297B/fi not_active IP Right Cessation
-
1995
- 1995-10-10 US US08/530,363 patent/US6005133A/en not_active Expired - Fee Related
- 1995-11-13 NO NO954566A patent/NO302822B1/no not_active IP Right Cessation
-
1997
- 1997-03-26 GR GR970400610T patent/GR3022924T3/el unknown
-
1999
- 1999-04-26 US US09/299,487 patent/US6037505A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI108297B (fi) | 2001-12-31 |
DE69401813T2 (de) | 1997-06-05 |
GR3022924T3 (en) | 1997-06-30 |
JPH08506345A (ja) | 1996-07-09 |
AU674067B2 (en) | 1996-12-05 |
FI942240A (fi) | 1994-11-15 |
AU6289694A (en) | 1994-12-12 |
NO954566D0 (no) | 1995-11-13 |
CN1048498C (zh) | 2000-01-19 |
CN1124962A (zh) | 1996-06-19 |
JP2706851B2 (ja) | 1998-01-28 |
EP0698028A1 (en) | 1996-02-28 |
US6005133A (en) | 1999-12-21 |
CA2161969A1 (en) | 1994-11-24 |
IL109563A0 (en) | 1994-08-26 |
FI942240A0 (fi) | 1994-05-13 |
NZ262945A (en) | 1996-08-27 |
IL109563A (en) | 2000-02-29 |
TW416958B (en) | 2001-01-01 |
WO1994026751A1 (en) | 1994-11-24 |
KR0180262B1 (ko) | 1999-05-15 |
US6037505A (en) | 2000-03-14 |
ATE149171T1 (de) | 1997-03-15 |
DE69401813D1 (de) | 1997-04-03 |
NO302822B1 (no) | 1998-04-27 |
NO954566L (no) | 1995-11-13 |
ZA943295B (en) | 1995-11-13 |
EP0698028B1 (en) | 1997-02-26 |
ES2098928T3 (es) | 1997-05-01 |
DK0698028T3 (da) | 1997-08-25 |
CA2161969C (en) | 1998-11-03 |
MY111215A (en) | 1999-09-30 |
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