ES546236A0 - Un procedimiento para la preparacion de derivados de bencimidasol. - Google Patents
Un procedimiento para la preparacion de derivados de bencimidasol.Info
- Publication number
- ES546236A0 ES546236A0 ES546236A ES546236A ES546236A0 ES 546236 A0 ES546236 A0 ES 546236A0 ES 546236 A ES546236 A ES 546236A ES 546236 A ES546236 A ES 546236A ES 546236 A0 ES546236 A0 ES 546236A0
- Authority
- ES
- Spain
- Prior art keywords
- bencimidasol
- derivatives
- procedure
- preparation
- bencimidasol derivatives
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/20—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C07C205/21—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C205/22—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring having one nitro groups bound to the ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/20—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C07C205/21—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C205/23—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring having two nitro groups bound to the ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/27—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by etherified hydroxy groups
- C07C205/34—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by etherified hydroxy groups having nitro groups bound to carbon atoms of six-membered aromatic rings and etherified hydroxy groups bound to acyclic carbon atoms of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/08—Radicals containing only hydrogen and carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/10—Radicals substituted by halogen atoms or nitro radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/12—Radicals substituted by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/14—Radicals substituted by nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/16—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/18—Benzimidazoles; Hydrogenated benzimidazoles with aryl radicals directly attached in position 2
-
- 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
-
- 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
- C07D401/06—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 carbon chain containing only aliphatic carbon atoms
-
- 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
- C07D405/04—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 directly linked by a ring-member-to-ring-member bond
-
- 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
- C07D409/04—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 directly linked by a ring-member-to-ring-member bond
-
- 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
- C07D409/06—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 carbon chain containing only aliphatic carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB848420919A GB8420919D0 (en) | 1984-08-17 | 1984-08-17 | Compounds |
| GB858514016A GB8514016D0 (en) | 1985-06-04 | 1985-06-04 | Compounds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES546236A0 true ES546236A0 (es) | 1986-10-16 |
| ES8700660A1 ES8700660A1 (es) | 1986-10-16 |
Family
ID=26288131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES546236A Expired ES8700660A1 (es) | 1984-08-17 | 1985-08-16 | Un procedimiento para la preparacion de derivados de bencimidasol. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4925853A (es) |
| EP (1) | EP0178413A1 (es) |
| AU (1) | AU4621685A (es) |
| DK (1) | DK372385A (es) |
| ES (1) | ES8700660A1 (es) |
| GR (1) | GR851994B (es) |
| NZ (1) | NZ213113A (es) |
| PT (1) | PT80976B (es) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8515522D0 (en) * | 1985-06-19 | 1985-07-24 | Beecham Group Plc | Compounds |
| NZ221729A (en) * | 1986-09-15 | 1989-07-27 | Janssen Pharmaceutica Nv | Imidazolyl methyl-substituted benzimidazole derivatives and pharmaceutical compositions |
| SE8604566D0 (sv) * | 1986-10-27 | 1986-10-27 | Haessle Ab | Novel compunds |
| GB8627170D0 (en) * | 1986-11-13 | 1986-12-10 | Beecham Group Plc | Chemical compounds |
| US4808586A (en) * | 1987-11-23 | 1989-02-28 | American Cyanamid Company | Substituted benzimidazoles and benzothidiazoles having anti-asthmatic and/or anti-inflammatory activities |
| US5196440A (en) * | 1988-07-29 | 1993-03-23 | Zambon Group S.P.A. | Compounds active as inhibitors of the cholesterol biosynthesis |
| FR2658511B1 (fr) * | 1990-02-16 | 1992-06-19 | Union Pharma Scient Appl | Nouveaux derives de benzimidazole et d'azabenzimidazole, antagonistes des recepteurs au thromboxane; leurs procedes de preparation, compositions pharmaceutiques les contenant. |
| PT100905A (pt) * | 1991-09-30 | 1994-02-28 | Eisai Co Ltd | Compostos heterociclicos azotados biciclicos contendo aneis de benzeno, ciclo-hexano ou piridina e de pirimidina, piridina ou imidazol substituidos e composicoes farmaceuticas que os contem |
| GB9312853D0 (en) | 1993-06-22 | 1993-08-04 | Euro Celtique Sa | Chemical compounds |
| ZA953311B (en) | 1994-04-29 | 1996-10-24 | Lilly Co Eli | Non-peptidyl tachykinin receptor antagonists |
| US5591776A (en) * | 1994-06-24 | 1997-01-07 | Euro-Celtique, S.A. | Pheynl or benzyl-substituted rolipram-based compounds for and method of inhibiting phosphodiesterase IV |
| US5922751A (en) | 1994-06-24 | 1999-07-13 | Euro-Celtique, S.A. | Aryl pyrazole compound for inhibiting phosphodiesterase IV and methods of using same |
| US5496826A (en) * | 1994-09-02 | 1996-03-05 | Bristol-Myers Squibb Company | Pharmaceutical methods of using heterocyclic derivatives of N-phenylamides |
| US5665737B1 (en) * | 1994-10-12 | 1999-02-16 | Euro Celtique Sa | Substituted benzoxazoles |
| US6025361A (en) * | 1994-12-13 | 2000-02-15 | Euro-Celtique, S.A. | Trisubstituted thioxanthines |
| EP0814809B1 (en) * | 1994-12-13 | 2003-08-13 | Euroceltique S.A. | Aryl thioxanthines |
| US6268373B1 (en) | 1995-06-07 | 2001-07-31 | Euro-Celtique S.A. | Trisubstituted thioxanthines |
| US6001866A (en) * | 1995-10-05 | 1999-12-14 | Warner-Lambert Company | Method for treating and preventing inflammation and atherosclerosis |
| WO1997012613A1 (en) * | 1995-10-05 | 1997-04-10 | Warner-Lambert Company | Method for treating and preventing inflammation and atherosclerosis |
| US5972980A (en) * | 1995-10-05 | 1999-10-26 | Warner-Lambert Company | Method for treating and preventing inflammation and atherosclerosis |
| US6075016A (en) | 1996-04-10 | 2000-06-13 | Euro-Celtique S.A. | 6,5-fused aromatic ring systems having enhanced phosphodiesterase IV inhibitory activity |
| US5864037A (en) * | 1996-06-06 | 1999-01-26 | Euro-Celtique, S.A. | Methods for the synthesis of chemical compounds having PDE-IV inhibitory activity |
| US5744473A (en) * | 1996-09-16 | 1998-04-28 | Euro-Celtique, S.A. | PDE IV inhibitors: "bis-compounds" |
| US6974815B2 (en) * | 2002-10-11 | 2005-12-13 | Bristol-Myers Squibb Company | Hexahydro-benzimidazolone compounds useful as anti-inflammatory agents |
| AU2004253543B2 (en) * | 2003-07-01 | 2009-02-19 | Merck & Co., Inc. | Ophthalmic compositions for treating ocular hypertension |
| EP2295432A1 (en) * | 2006-02-10 | 2011-03-16 | TransTech Pharma Inc. | Process for the preparation of aminobenzimidazole derivatives |
| WO2008082003A1 (en) | 2006-12-29 | 2008-07-10 | Takeda Pharmaceutical Company Limited | Fused heterocyclic compounds having crf antagonistic activity |
| CA2763536C (en) | 2008-05-30 | 2017-05-09 | Marvin J. Miller | Anti-bacterial agents from benzo[d]heterocyclic scaffolds for prevention and treatment of multidrug resistant bacteria |
| US20110190351A1 (en) * | 2008-07-30 | 2011-08-04 | Oncotherapy Science, Inc. | Benzoimidazole Derivatives and Glycogen Synthase Kinase-3 Beta Inhibitors Containing the Same |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1314928A (en) * | 1919-09-02 | Chester e | ||
| US3856810A (en) * | 1968-06-14 | 1974-12-24 | Oreal | 4-hydroxy-7-methyl-benzimidozole |
| CH512931A (de) * | 1969-03-03 | 1971-09-30 | Ciba Geigy Ag | Verwendung von Azolverbindungen als Antioxydantien |
| DE2661057C2 (es) * | 1975-06-26 | 1988-08-04 | L'oreal, Paris, Fr | |
| CA1108619A (en) * | 1977-08-12 | 1981-09-08 | Carl H. Ross | 4-hydroxy-2-benzimidazolinone derivatives and the preparation thereof |
| EP0068563A3 (en) * | 1981-06-23 | 1983-06-15 | THE PROCTER & GAMBLE COMPANY | Heterocyclic acetic acid compounds and compositions for treating bone diseases |
| DE3224512A1 (de) * | 1982-07-01 | 1984-01-05 | Dr. Karl Thomae Gmbh, 7950 Biberach | Neue imidazolderivate, ihre herstellung und diese verbindungen enthaltende arzneimittel |
-
1985
- 1985-08-10 EP EP85110076A patent/EP0178413A1/en not_active Ceased
- 1985-08-15 AU AU46216/85A patent/AU4621685A/en not_active Abandoned
- 1985-08-15 DK DK372385A patent/DK372385A/da not_active Application Discontinuation
- 1985-08-15 NZ NZ213113A patent/NZ213113A/xx unknown
- 1985-08-16 GR GR851994A patent/GR851994B/el unknown
- 1985-08-16 ES ES546236A patent/ES8700660A1/es not_active Expired
- 1985-08-16 PT PT80976A patent/PT80976B/pt unknown
-
1988
- 1988-12-28 US US07/290,858 patent/US4925853A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| NZ213113A (en) | 1989-01-27 |
| EP0178413A1 (en) | 1986-04-23 |
| DK372385A (da) | 1986-02-18 |
| US4925853A (en) | 1990-05-15 |
| ES8700660A1 (es) | 1986-10-16 |
| DK372385D0 (da) | 1985-08-15 |
| GR851994B (es) | 1985-12-17 |
| PT80976A (en) | 1985-09-01 |
| PT80976B (en) | 1987-06-29 |
| AU4621685A (en) | 1986-02-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES544644A0 (es) | Un procedimiento para la preparacion de derivados de carboxamidoadenosina. | |
| ES545464A0 (es) | Un procedimiento para la preparacion de tetrahidroftalimidas. | |
| ES540705A0 (es) | Un procedimiento para la preparacion de 17b-carbamoil-n-monosustituido -o 17b-acil-4-aza-5-alfa-androstien-3-onas. | |
| ES554405A0 (es) | Un procedimiento para la preparacion de derivados de aza-indol. | |
| ES541200A0 (es) | Un procedimiento para la preparacion de un derivado de dibenzoilmetano. | |
| ES553044A0 (es) | Un procedimiento para la preparacion de nuevos derivados de fenoxialquilaminopirimidina. | |
| ES546236A0 (es) | Un procedimiento para la preparacion de derivados de bencimidasol. | |
| ES548073A0 (es) | Un procedimiento para la preparacion de derivados de tiazol 2,4-disustituidos | |
| ES552189A0 (es) | Un procedimiento para la preparacion de derivados de piridimilmidazolidiona. | |
| ES540609A0 (es) | Un procedimiento para la preparacion de pirazolo piridinas. | |
| ES540610A0 (es) | Un procedimiento para la preparacion de pirazolopiridinas. | |
| ES544521A0 (es) | Un procedimiento para la preparacion de triazolobenzodiazefinas. | |
| ES546872A0 (es) | Un procedimiento para la preparacion de aminoalcoxibenzopiranonas. | |
| ES550504A0 (es) | Un procedimiento para la preparacion de derivados de podofilotoxina. | |
| ES541781A0 (es) | Un procedimiento para la preparacion de nuevos benzotiopenos. | |
| ES554609A0 (es) | Un procedimiento para la preparacion de derivados de oxindol | |
| ES547805A0 (es) | Un procedimiento para la preparacion de nuevos derivados de guanina. | |
| ES544970A0 (es) | Un procedimiento para la preparacion de derivados de benzo- tiofeno | |
| ES547205A0 (es) | Un procedimiento para la preparacion de nuevas quinazolindionas. | |
| ES544221A0 (es) | Un procedimiento para la preparacion de derivados de etanolamina. | |
| ES539942A0 (es) | Un procedimiento para la preparacion de derivados de hidantoina. | |
| ES545439A0 (es) | Un procedimiento para la preparacion de 2-bencil-4-(4-piridil)-tiazoles. | |
| ES542882A0 (es) | Un procedimiento para la preparacion de nuevas sulfonilureas. | |
| ES541450A0 (es) | Un procedimiento para la preparacion de nuevas espiro-3-heteroazolidindionas. | |
| ES557267A0 (es) | Un procedimiento para la preparacion de derivados amidinofenilicos |