FI91062C - Menetelmä lääkeaineena käyttökelpoisten naftaleenijohdannaisten valmistamiseksi - Google Patents
Menetelmä lääkeaineena käyttökelpoisten naftaleenijohdannaisten valmistamiseksiInfo
- Publication number
- FI91062C FI91062C FI895932A FI895932A FI91062C FI 91062 C FI91062 C FI 91062C FI 895932 A FI895932 A FI 895932A FI 895932 A FI895932 A FI 895932A FI 91062 C FI91062 C FI 91062C
- Authority
- FI
- Finland
- Prior art keywords
- group
- hydrogen atom
- lower alkyl
- substituted
- atom
- Prior art date
Links
- 239000003814 drug Substances 0.000 title abstract 2
- 150000002790 naphthalenes Chemical class 0.000 title abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 6
- 125000003118 aryl group Chemical group 0.000 abstract 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 6
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 3
- 125000003545 alkoxy group Chemical group 0.000 abstract 2
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 2
- 125000005843 halogen group Chemical group 0.000 abstract 2
- 125000001072 heteroaryl group Chemical group 0.000 abstract 2
- 125000004446 heteroarylalkyl group Chemical group 0.000 abstract 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 2
- 125000002252 acyl group Chemical group 0.000 abstract 1
- 125000003342 alkenyl group Chemical group 0.000 abstract 1
- 125000004183 alkoxy alkyl group Chemical group 0.000 abstract 1
- 125000003277 amino group Chemical group 0.000 abstract 1
- 125000004103 aminoalkyl group Chemical group 0.000 abstract 1
- 125000005018 aryl alkenyl group Chemical group 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 125000004181 carboxyalkyl group Chemical group 0.000 abstract 1
- 125000004093 cyano group Chemical group *C#N 0.000 abstract 1
- 125000001316 cycloalkyl alkyl group Chemical group 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 125000004433 nitrogen atom Chemical group N* 0.000 abstract 1
- 125000004430 oxygen atom Chemical group O* 0.000 abstract 1
- 125000001424 substituent group Chemical group 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
- C07C59/64—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings
- C07C59/66—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings the non-carboxylic part of the ether containing six-membered aromatic rings
- C07C59/68—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings the non-carboxylic part of the ether containing six-membered aromatic rings the oxygen atom of the ether group being bound to a non-condensed six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C61/00—Compounds having carboxyl groups bound to carbon atoms of rings other than six-membered aromatic rings
- C07C61/16—Unsaturated compounds
- C07C61/35—Unsaturated compounds having unsaturation outside the rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/205—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic, containing only six-membered aromatic rings as cyclic parts with unsaturation outside the rings
- C07C39/225—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic, containing only six-membered aromatic rings as cyclic parts with unsaturation outside the rings with at least one hydroxy group on a condensed ring system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
- C07C43/215—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring having unsaturation outside the six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
- C07C43/23—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/30—Compounds having groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/30—Compounds having groups
- C07C43/313—Compounds having groups containing halogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/30—Compounds having groups
- C07C43/315—Compounds having groups containing oxygen atoms singly bound to carbon atoms not being acetal carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/29—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of hydroxy groups
- C07C45/298—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of hydroxy groups with manganese derivatives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/30—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with halogen containing compounds, e.g. hypohalogenation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/30—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with halogen containing compounds, e.g. hypohalogenation
- C07C45/305—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with halogen containing compounds, e.g. hypohalogenation with halogenochromate reagents, e.g. pyridinium chlorochromate
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
- C07C45/513—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an etherified hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/54—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition of compounds containing doubly bound oxygen atoms, e.g. esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
- C07C45/59—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in five-membered rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/70—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
- C07C45/71—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/56—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing hydroxy groups
- C07C47/57—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing hydroxy groups polycyclic
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/575—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing ether groups, groups, groups, or groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/82—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups
- C07C49/83—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups polycyclic
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/84—Ketones containing a keto group bound to a six-membered aromatic ring containing ether groups, groups, groups, or groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/42—Unsaturated compounds containing hydroxy or O-metal groups
- C07C59/52—Unsaturated compounds containing hydroxy or O-metal groups a hydroxy or O-metal group being bound to a carbon atom of a six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/18—Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
- C07F7/1804—Compounds having Si-O-C linkages
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Pyrrole Compounds (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33162188 | 1988-12-28 | ||
| JP33162188 | 1988-12-28 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI895932A0 FI895932A0 (fi) | 1989-12-12 |
| FI91062B FI91062B (fi) | 1994-01-31 |
| FI91062C true FI91062C (fi) | 1994-05-10 |
Family
ID=18245702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI895932A FI91062C (fi) | 1988-12-28 | 1989-12-12 | Menetelmä lääkeaineena käyttökelpoisten naftaleenijohdannaisten valmistamiseksi |
Country Status (15)
| Country | Link |
|---|---|
| US (3) | US5134111A (fi) |
| EP (1) | EP0376288B1 (fi) |
| KR (1) | KR920003104B1 (fi) |
| CN (1) | CN1027064C (fi) |
| AT (1) | ATE102598T1 (fi) |
| AU (2) | AU642856B2 (fi) |
| CA (1) | CA2006468A1 (fi) |
| DD (1) | DD299423A5 (fi) |
| DE (1) | DE68913697T2 (fi) |
| DK (1) | DK666889A (fi) |
| ES (1) | ES2061925T3 (fi) |
| FI (1) | FI91062C (fi) |
| HU (1) | HU204761B (fi) |
| NO (1) | NO171903C (fi) |
| NZ (1) | NZ232004A (fi) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI91062C (fi) * | 1988-12-28 | 1994-05-10 | Eisai Co Ltd | Menetelmä lääkeaineena käyttökelpoisten naftaleenijohdannaisten valmistamiseksi |
| GB9004483D0 (en) * | 1990-02-28 | 1990-04-25 | Erba Carlo Spa | New aryl-and heteroarylethenylene derivatives and process for their preparation |
| DE4446329A1 (de) * | 1994-12-23 | 1996-06-27 | Basf Ag | Salze aromatischer Hydroxylverbindungen und deren Verwendung als Glanzbildner |
| NZ504045A (en) | 1997-11-19 | 2001-06-29 | Kowa Co | Pyridazine derivatives with inhibitory action against interleukin-1-beta production |
| JP2000247959A (ja) | 1999-02-26 | 2000-09-12 | Kowa Co | ピリダジン−3−オン誘導体及びこれを含有する医薬 |
| US6664256B1 (en) | 2000-07-10 | 2003-12-16 | Kowa Co., Ltd. | Phenylpyridazine compounds and medicines containing the same |
| US7211577B2 (en) | 2003-03-18 | 2007-05-01 | Kowa Co., Ltd. | Water-soluble phenylpyridazine derivative and medicine containing the same |
| ES2274446T3 (es) * | 2003-04-16 | 2007-05-16 | Huntsman Advanced Materials (Switzerland) Gmbh | Sistemas de acelerador para el curado a baja temperatura de compuestos de resinas epoxidicas. |
| ES2263141T3 (es) * | 2003-04-16 | 2006-12-01 | Huntsman Advanced Materials (Switzerland) Gmbh | 2-naftol 1-imidazolilmetil-sustituidos y su uso como aceleradores para curacion a baja temperatura. |
| GB201913756D0 (en) * | 2019-09-24 | 2019-11-06 | Chromatwist Ltd | Contrast agent |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI91062C (fi) * | 1988-12-28 | 1994-05-10 | Eisai Co Ltd | Menetelmä lääkeaineena käyttökelpoisten naftaleenijohdannaisten valmistamiseksi |
-
1989
- 1989-12-12 FI FI895932A patent/FI91062C/fi not_active IP Right Cessation
- 1989-12-14 AU AU46791/89A patent/AU642856B2/en not_active Ceased
- 1989-12-15 US US07/451,468 patent/US5134111A/en not_active Expired - Fee Related
- 1989-12-21 CA CA002006468A patent/CA2006468A1/en not_active Abandoned
- 1989-12-22 NO NO895226A patent/NO171903C/no unknown
- 1989-12-27 DK DK666889A patent/DK666889A/da not_active Application Discontinuation
- 1989-12-27 DD DD89336463A patent/DD299423A5/de not_active IP Right Cessation
- 1989-12-27 HU HU896795A patent/HU204761B/hu not_active IP Right Cessation
- 1989-12-28 EP EP89124034A patent/EP0376288B1/en not_active Expired - Lifetime
- 1989-12-28 AT AT89124034T patent/ATE102598T1/de not_active IP Right Cessation
- 1989-12-28 CN CN89109614A patent/CN1027064C/zh not_active Expired - Fee Related
- 1989-12-28 ES ES89124034T patent/ES2061925T3/es not_active Expired - Lifetime
- 1989-12-28 DE DE68913697T patent/DE68913697T2/de not_active Expired - Fee Related
- 1989-12-28 KR KR1019890019891A patent/KR920003104B1/ko not_active Expired
-
1990
- 1990-01-04 NZ NZ232004A patent/NZ232004A/en unknown
-
1991
- 1991-10-10 US US07/774,237 patent/US5298649A/en not_active Expired - Fee Related
-
1993
- 1993-05-07 AU AU38473/93A patent/AU648952B2/en not_active Ceased
-
1995
- 1995-03-13 US US08/402,569 patent/US5527948A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| NO895226L (no) | 1990-09-14 |
| US5527948A (en) | 1996-06-18 |
| DE68913697D1 (de) | 1994-04-14 |
| KR900009531A (ko) | 1990-07-04 |
| EP0376288B1 (en) | 1994-03-09 |
| AU648952B2 (en) | 1994-05-05 |
| DK666889D0 (da) | 1989-12-27 |
| DK666889A (da) | 1990-06-29 |
| HU204761B (en) | 1992-02-28 |
| NO895226D0 (no) | 1989-12-22 |
| US5134111A (en) | 1992-07-28 |
| NO171903C (no) | 1993-05-19 |
| ES2061925T3 (es) | 1994-12-16 |
| FI91062B (fi) | 1994-01-31 |
| DD299423A5 (de) | 1992-04-16 |
| ATE102598T1 (de) | 1994-03-15 |
| NO171903B (no) | 1993-02-08 |
| CN1027064C (zh) | 1994-12-21 |
| KR920003104B1 (ko) | 1992-04-18 |
| CN1043696A (zh) | 1990-07-11 |
| US5298649A (en) | 1994-03-29 |
| AU4679189A (en) | 1990-07-05 |
| AU642856B2 (en) | 1993-11-04 |
| HUT52031A (en) | 1990-06-28 |
| CA2006468A1 (en) | 1990-06-28 |
| FI895932A0 (fi) | 1989-12-12 |
| AU3847393A (en) | 1993-08-12 |
| EP0376288A1 (en) | 1990-07-04 |
| DE68913697T2 (de) | 1994-08-11 |
| NZ232004A (en) | 1991-12-23 |
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