CA2302058A1 - A process for preparing 5-methoxy-4-methyl-2,4-dihydro-3h-1,2,4-triazol-3-one - Google Patents
A process for preparing 5-methoxy-4-methyl-2,4-dihydro-3h-1,2,4-triazol-3-one Download PDFInfo
- Publication number
- CA2302058A1 CA2302058A1 CA002302058A CA2302058A CA2302058A1 CA 2302058 A1 CA2302058 A1 CA 2302058A1 CA 002302058 A CA002302058 A CA 002302058A CA 2302058 A CA2302058 A CA 2302058A CA 2302058 A1 CA2302058 A1 CA 2302058A1
- Authority
- CA
- Canada
- Prior art keywords
- triazol
- dihydro
- methoxy
- methyl
- preparing
- 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.)
- Granted
Links
- AMHDHUVBOKXALL-UHFFFAOYSA-N 3-methoxy-4-methyl-1h-1,2,4-triazol-5-one Chemical compound COC1=NNC(=O)N1C AMHDHUVBOKXALL-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 abstract 1
- DNDTZRSLSJSECH-UHFFFAOYSA-N phenyl n-aminocarbamate Chemical compound NNC(=O)OC1=CC=CC=C1 DNDTZRSLSJSECH-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/38—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
- C07D249/10—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D249/12—Oxygen or sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
- C07D249/10—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D249/14—Nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Environmental Sciences (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Zoology (AREA)
- Pest Control & Pesticides (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Thiazole And Isothizaole Compounds (AREA)
Abstract
This invention relates to a process for preparing 5-methoxy-4-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (II-118) (see formula II-118) which process comprises reacting hydrazino-formic acid phenyl ester with an about equimolar amount of O,N,N-trimethylimino-carbonate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002420329A CA2420329C (en) | 1989-10-12 | 1990-10-10 | Sulphonylaminocarbonyltriazolinones |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3934081A DE3934081A1 (en) | 1989-10-12 | 1989-10-12 | SULFONYLAMINOCARBONYLTRIAZOLINONE |
DEP3934081.3 | 1989-10-12 | ||
CA002189698A CA2189698C (en) | 1989-10-12 | 1990-10-10 | Substituted 1,2,3-triazol-3-ones |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002189698A Division CA2189698C (en) | 1989-10-12 | 1990-10-10 | Substituted 1,2,3-triazol-3-ones |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002420329A Division CA2420329C (en) | 1989-10-12 | 1990-10-10 | Sulphonylaminocarbonyltriazolinones |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2302058A1 true CA2302058A1 (en) | 1991-04-13 |
CA2302058C CA2302058C (en) | 2004-05-25 |
Family
ID=6391328
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002420329A Expired - Lifetime CA2420329C (en) | 1989-10-12 | 1990-10-10 | Sulphonylaminocarbonyltriazolinones |
CA002189698A Expired - Lifetime CA2189698C (en) | 1989-10-12 | 1990-10-10 | Substituted 1,2,3-triazol-3-ones |
CA002302058A Expired - Lifetime CA2302058C (en) | 1989-10-12 | 1990-10-10 | A process for preparing 5-methoxy-4-methyl-2,4-dihydro-3h-1,2,4-triazol-3-one |
CA002027206A Expired - Lifetime CA2027206C (en) | 1989-10-12 | 1990-10-10 | Sulphonylaminocarbonyltriazolinones |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002420329A Expired - Lifetime CA2420329C (en) | 1989-10-12 | 1990-10-10 | Sulphonylaminocarbonyltriazolinones |
CA002189698A Expired - Lifetime CA2189698C (en) | 1989-10-12 | 1990-10-10 | Substituted 1,2,3-triazol-3-ones |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002027206A Expired - Lifetime CA2027206C (en) | 1989-10-12 | 1990-10-10 | Sulphonylaminocarbonyltriazolinones |
Country Status (13)
Country | Link |
---|---|
EP (2) | EP0422469B1 (en) |
JP (1) | JPH03133966A (en) |
KR (1) | KR0171400B1 (en) |
AU (1) | AU627080B2 (en) |
BR (1) | BR9005095A (en) |
CA (4) | CA2420329C (en) |
CZ (1) | CZ281525B6 (en) |
DE (3) | DE3934081A1 (en) |
DK (2) | DK0422469T3 (en) |
ES (2) | ES2087107T3 (en) |
HU (1) | HU218976B (en) |
PL (1) | PL165494B1 (en) |
SK (1) | SK495090A3 (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3936622A1 (en) * | 1989-11-03 | 1991-05-08 | Bayer Ag | HALOGENED SULFONYLAMINOCARBONYLTRIAZOLINONE |
DE4030063A1 (en) * | 1990-09-22 | 1992-03-26 | Bayer Ag | SUBSTITUTED 5-ALKOXY-1,2,4, -TRIAZOL-3- (THI) ONE |
DE4110795A1 (en) * | 1991-04-04 | 1992-10-08 | Bayer Ag | SULFONYLAMINOCARBONYLTRIAZOLINONE WITH OXYGEN SUBSTITUTES |
DE4131842A1 (en) * | 1991-09-25 | 1993-04-01 | Bayer Ag | SULFONYLAMINOCARBONYLTRIAZOLINONE WITH TWO OXYGEN SUBSTITUTES |
DE4238125A1 (en) * | 1992-11-12 | 1994-05-19 | Bayer Ag | Substituted triazolinones |
US6906006B1 (en) | 1988-11-23 | 2005-06-14 | Bayer Aktiengesellschaft | N-arly-substituted nitrogen-containing heterocycles, processes and novel intermediates for their preparation, and their use as herbicides and plant growth regulators |
DE3928662A1 (en) * | 1989-08-30 | 1991-03-07 | Bayer Ag | SUBSTITUTED 4,5-DIAMINO-1,2,4-TRIAZOL-3- (THI) ONE |
US5534486A (en) * | 1991-04-04 | 1996-07-09 | Bayer Aktiengesellschaft | Herbicidal sulphonylaminocarbonyl triazolinones having substituents bonded via oxygen |
DE4316430A1 (en) * | 1993-05-17 | 1994-11-24 | Bayer Ag | Substituted triazolinones |
DE4343595A1 (en) * | 1993-12-21 | 1995-06-22 | Bayer Ag | Process for the preparation of sulfonylaminocarbonyltriazolinones |
DE4411913A1 (en) * | 1994-04-07 | 1995-10-12 | Bayer Ag | Substituted sulfonylaminocarbonyltriazolinones |
DE4435547A1 (en) * | 1994-10-05 | 1996-04-11 | Bayer Ag | Sulfonylaminocarbonyltriazolinone with substituents bonded via oxygen and sulfur |
DE19502579A1 (en) * | 1995-01-27 | 1996-08-01 | Bayer Ag | Sulfonylamino (thio) carbonyl-triazolin (thi) one |
DE19525974A1 (en) * | 1995-07-17 | 1997-01-23 | Bayer Ag | Substituted arylsulfonylamino (thio) carbonyltriazolin (thi) one |
DE19530450A1 (en) * | 1995-08-18 | 1997-02-20 | Bayer Ag | Process for the preparation of substituted aminotriazolinones |
ZA974703B (en) * | 1996-05-30 | 1997-12-30 | Bayer Ag | Substituted sulfonylamino(thio)carbonyl compounds. |
DE19632945A1 (en) * | 1996-08-16 | 1998-02-19 | Bayer Ag | Substituted sulfonylamino (thio) carbonyl compounds |
DE19802697A1 (en) | 1998-01-24 | 1999-07-29 | Bayer Ag | Selective, synergistic herbicidal composition, especially for weed control in wheat |
DE19823131A1 (en) * | 1998-05-23 | 1999-11-25 | Bayer Ag | New sulfonylaminocarbonyl-triazolinone derivatives, used as herbicides or as fungicides or bactericides for plant protection |
DE19843766A1 (en) * | 1998-09-24 | 2000-03-30 | Bayer Ag | Substituted thiazole (in) ylidene aminosulfonylamino (thio) carbonyl triazolinones |
DE19845408A1 (en) | 1998-10-02 | 2000-04-27 | Bayer Ag | Selective herbicides based on a substituted phenylsulfonylaminocarbonyl-triazolinone |
DE19845407B4 (en) | 1998-10-02 | 2012-06-28 | Arysta LifeScience North America Corp.(n.d.Ges.d.Staates Californien) | Selective herbicides based on a substituted phenylsulfonylaminocarbonyl-triazolinone |
US5912354A (en) * | 1998-12-11 | 1999-06-15 | Bayer Corporation | Process for preparing 4-amino-1,2,4-triazolin-5-ones |
KR100704718B1 (en) * | 1999-12-27 | 2007-04-09 | 바이엘 코포레이션 | A process for the manufacture of the salts of sulfonylaminocarbonyl triazolinones |
KR100431154B1 (en) * | 2002-04-12 | 2004-05-12 | (주)하나실업 | Patterning method for denim |
EP1717228A1 (en) | 2005-04-28 | 2006-11-02 | Bayer CropScience GmbH | Sulfonylamino(thio)carbonylderivatives as herbicides or plant growth regulators |
DE102008060967A1 (en) | 2008-12-06 | 2010-06-10 | Bayer Schering Pharma Aktiengesellschaft | Substituted phenylsulfonyltriazolones and their use |
WO2013134562A1 (en) | 2012-03-09 | 2013-09-12 | Inception 2, Inc. | Triazolone compounds and uses thereof |
EP2935228B9 (en) | 2012-12-20 | 2017-12-06 | Inception 2, Inc. | Triazolone compounds and uses thereof |
CN105473558B (en) | 2013-06-20 | 2019-04-19 | 拜耳作物科学股份公司 | Aromatic yl sulfide derivative and aryl oxysulfide derivative as acaricide and insecticide |
CA2921420A1 (en) | 2013-09-06 | 2015-03-12 | Inception 2, Inc. | Triazolone compounds and uses thereof |
JOP20190094A1 (en) | 2016-10-27 | 2019-04-25 | Broad Inst Inc | 2,4,5-trisubstituted 1,2,4-triazolones useful as inhibitors of dhodh |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1126882B (en) * | 1960-05-03 | 1962-04-05 | Boehringer Sohn Ingelheim | Process for the preparation of 1,2,4-triazolonen- (5) |
US4487773A (en) * | 1981-03-16 | 1984-12-11 | Mead Johnson & Company | 1,2,4-Triazol-3-one antidepressants |
BE894856A (en) * | 1982-10-28 | 1983-02-14 | Fahlberg List Veb | 1,2,4-Triazoline-5-one herbicides for galium species - give good control of resistant weeds in cereal and sugar beet e.g. the 3-benzyl-4-para methoxyphenyl cpd. |
US4575555A (en) * | 1983-06-29 | 1986-03-11 | Mead Johnson & Company | 4-(3-Chlorophenyl)-1,2,3,6-tetrahydropyridine derivative |
DE3709574A1 (en) * | 1987-03-24 | 1988-10-06 | Bayer Ag | SUBSTITUTED TRIAZOLINONES |
DE3815765A1 (en) * | 1988-05-09 | 1989-11-23 | Bayer Ag | 2-SULFONYLAMINOCARBONYL-2,4-DIHYDRO-3H-1,2,4-TRIAZOL-3-ONE, INCLUDING 4,5-CONDENSED, BICYCLIC DERIVATIVES, METHODS AND NEW INTERMEDIATE PRODUCTS FOR THEIR PRODUCTION AND USE THEREOF AS ARE |
ES2063065T3 (en) * | 1988-03-07 | 1995-01-01 | Chugai Pharmaceutical Co Ltd | DERIVATIVES OF TRIAZOL, PROCEDURE FOR ITS PREPARATION AND HERBICIDE COMPOSITIONS THAT CONTAIN THEM. |
-
1989
- 1989-10-12 DE DE3934081A patent/DE3934081A1/en not_active Withdrawn
-
1990
- 1990-09-29 DK DK90118750.0T patent/DK0422469T3/en active
- 1990-09-29 DE DE59010314T patent/DE59010314D1/en not_active Expired - Lifetime
- 1990-09-29 DK DK95111736T patent/DK0683157T3/en active
- 1990-09-29 ES ES90118750T patent/ES2087107T3/en not_active Expired - Lifetime
- 1990-09-29 ES ES95111736T patent/ES2222457T3/en not_active Expired - Lifetime
- 1990-09-29 DE DE59010938T patent/DE59010938D1/en not_active Expired - Lifetime
- 1990-09-29 EP EP90118750A patent/EP0422469B1/en not_active Expired - Lifetime
- 1990-09-29 EP EP95111736A patent/EP0683157B1/en not_active Expired - Lifetime
- 1990-10-09 JP JP2269742A patent/JPH03133966A/en active Pending
- 1990-10-10 CA CA002420329A patent/CA2420329C/en not_active Expired - Lifetime
- 1990-10-10 CA CA002189698A patent/CA2189698C/en not_active Expired - Lifetime
- 1990-10-10 CA CA002302058A patent/CA2302058C/en not_active Expired - Lifetime
- 1990-10-10 PL PL90287259A patent/PL165494B1/en unknown
- 1990-10-10 CA CA002027206A patent/CA2027206C/en not_active Expired - Lifetime
- 1990-10-11 SK SK4950-90A patent/SK495090A3/en not_active IP Right Cessation
- 1990-10-11 AU AU64591/90A patent/AU627080B2/en not_active Expired
- 1990-10-11 CZ CS904950A patent/CZ281525B6/en not_active IP Right Cessation
- 1990-10-11 KR KR1019900016081A patent/KR0171400B1/en not_active IP Right Cessation
- 1990-10-11 HU HU419/90A patent/HU218976B/en unknown
- 1990-10-11 BR BR909005095A patent/BR9005095A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU6459190A (en) | 1991-04-18 |
HUT55369A (en) | 1991-05-28 |
CA2189698A1 (en) | 1991-04-13 |
DE59010314D1 (en) | 1996-06-13 |
HU906419D0 (en) | 1991-04-29 |
CA2027206C (en) | 1997-12-23 |
KR910007893A (en) | 1991-05-30 |
CA2027206A1 (en) | 1991-04-13 |
DE3934081A1 (en) | 1991-04-18 |
EP0683157B1 (en) | 2004-05-26 |
CZ495090A3 (en) | 1996-07-17 |
EP0422469B1 (en) | 1996-05-08 |
SK280209B6 (en) | 1999-09-10 |
DK0683157T3 (en) | 2004-09-27 |
CZ281525B6 (en) | 1996-10-16 |
CA2302058C (en) | 2004-05-25 |
BR9005095A (en) | 1991-09-17 |
KR0171400B1 (en) | 1999-02-01 |
EP0422469A3 (en) | 1992-01-08 |
CA2189698C (en) | 2003-05-06 |
PL287259A1 (en) | 1992-01-27 |
EP0683157A1 (en) | 1995-11-22 |
DE59010938D1 (en) | 2004-07-01 |
ES2087107T3 (en) | 1996-07-16 |
HU218976B (en) | 2001-01-29 |
AU627080B2 (en) | 1992-08-13 |
CA2420329A1 (en) | 1991-04-13 |
DK0422469T3 (en) | 1996-08-26 |
EP0422469A2 (en) | 1991-04-17 |
JPH03133966A (en) | 1991-06-07 |
PL165494B1 (en) | 1994-12-30 |
SK495090A3 (en) | 1999-09-10 |
ES2222457T3 (en) | 2005-02-01 |
CA2420329C (en) | 2005-11-29 |
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