ES2051696T3 - Un procedimiento para la preparacion de compuestos farmacologicos. - Google Patents
Un procedimiento para la preparacion de compuestos farmacologicos.Info
- Publication number
- ES2051696T3 ES2051696T3 ES86906498T ES86906498T ES2051696T3 ES 2051696 T3 ES2051696 T3 ES 2051696T3 ES 86906498 T ES86906498 T ES 86906498T ES 86906498 T ES86906498 T ES 86906498T ES 2051696 T3 ES2051696 T3 ES 2051696T3
- Authority
- ES
- Spain
- Prior art keywords
- carbon atoms
- formula
- alkyl
- compound
- salt
- 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.)
- Expired - Lifetime
Links
- 150000001875 compounds Chemical class 0.000 title abstract 16
- 238000000034 method Methods 0.000 title abstract 2
- 230000000144 pharmacologic effect Effects 0.000 title 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 34
- 125000000217 alkyl group Chemical group 0.000 abstract 20
- 125000003545 alkoxy group Chemical group 0.000 abstract 9
- 150000003839 salts Chemical class 0.000 abstract 9
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 7
- 229910052736 halogen Inorganic materials 0.000 abstract 5
- 150000002367 halogens Chemical class 0.000 abstract 5
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 abstract 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 4
- 229910052799 carbon Inorganic materials 0.000 abstract 4
- 238000006243 chemical reaction Methods 0.000 abstract 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 4
- 239000011734 sodium Substances 0.000 abstract 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 3
- 229910052708 sodium Inorganic materials 0.000 abstract 3
- 125000001424 substituent group Chemical group 0.000 abstract 3
- -1 alkoxy atoms amino- Chemical class 0.000 abstract 2
- 125000005083 alkoxyalkoxy group Chemical group 0.000 abstract 2
- 125000004453 alkoxycarbonyl group Chemical group 0.000 abstract 2
- 125000003282 alkyl amino group Chemical group 0.000 abstract 2
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 2
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 125000004183 alkoxy alkyl group Chemical group 0.000 abstract 1
- 125000003277 amino group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 125000004429 atom Chemical group 0.000 abstract 1
- 125000001589 carboacyl group Chemical group 0.000 abstract 1
- 150000001768 cations Chemical class 0.000 abstract 1
- 125000004663 dialkyl amino group Chemical group 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 125000002071 phenylalkoxy group Chemical group 0.000 abstract 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 abstract 1
- 125000006239 protecting group Chemical group 0.000 abstract 1
- 125000001453 quaternary ammonium group Chemical group 0.000 abstract 1
- NESLWCLHZZISNB-UHFFFAOYSA-M sodium phenolate Chemical class [Na+].[O-]C1=CC=CC=C1 NESLWCLHZZISNB-UHFFFAOYSA-M 0.000 abstract 1
- 159000000000 sodium salts Chemical class 0.000 abstract 1
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 abstract 1
- DZLFLBLQUQXARW-UHFFFAOYSA-N tetrabutylammonium Chemical compound CCCC[N+](CCCC)(CCCC)CCCC DZLFLBLQUQXARW-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
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Medicinal Preparation (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Indole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8505112A SE8505112D0 (sv) | 1985-10-29 | 1985-10-29 | Novel pharmacological compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2051696T3 true ES2051696T3 (es) | 1994-07-01 |
Family
ID=20361960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES86906498T Expired - Lifetime ES2051696T3 (es) | 1985-10-29 | 1986-10-28 | Un procedimiento para la preparacion de compuestos farmacologicos. |
Country Status (31)
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ222495A (en) * | 1986-11-21 | 1991-04-26 | Haessle Ab | Benzimidazole derivatives and pharmaceutical compositions |
| WO1990003373A1 (en) * | 1988-09-20 | 1990-04-05 | Hisamitsu Pharmaceutical Co., Inc. | NOVEL DIBENZ[b,e]OXEPIN DERIVATIVES |
| SE8804629D0 (sv) * | 1988-12-22 | 1988-12-22 | Ab Haessle | New therapeutically active compounds |
| IE64199B1 (en) * | 1988-12-22 | 1995-07-12 | Haessle Ab | Compound with gastric acid inhibitory effect and process for its preparation |
| US5049674A (en) * | 1989-12-20 | 1991-09-17 | Aktiebolaget Hassle | Therapeutically active fluoro substituted benzimidazoles |
| US4965269A (en) * | 1989-12-20 | 1990-10-23 | Ab Hassle | Therapeutically active chloro substituted benzimidazoles |
| US5274099A (en) * | 1989-12-20 | 1993-12-28 | Aktiebolaget Hassle | Therapeutically active fluoro substituted benzimidazoles |
| SE9002206D0 (sv) * | 1990-06-20 | 1990-06-20 | Haessle Ab | New compounds |
| EP0593463B1 (en) * | 1990-06-20 | 1999-09-15 | Astra Aktiebolag | Dialkoxy-pyridinyl-benzimidazole derivatives, process for their preparation and their pharmaceutical use |
| ES2048109B1 (es) * | 1992-07-20 | 1994-12-16 | Espanola Prod Quimicos | Procedimiento de preparacion de nuevos derivados piperidicos del bencimidazol. |
| WO1995032957A1 (en) * | 1994-05-27 | 1995-12-07 | Astra Aktiebolag | Novel ethoxycarbonyloxymethyl derivatives of substituted benzimidazoles |
| HUP0103464A3 (en) | 1998-08-10 | 2002-11-28 | U S Government Represented By | Prodrugs of proton pump inhibitors and pharmaceutical compositions containing them |
| US6093734A (en) * | 1998-08-10 | 2000-07-25 | Partnership Of Michael E. Garst, George Sachs, And Jai Moo Shin | Prodrugs of proton pump inhibitors |
| US6852739B1 (en) | 1999-02-26 | 2005-02-08 | Nitromed Inc. | Methods using proton pump inhibitors and nitric oxide donors |
| US6369087B1 (en) * | 1999-08-26 | 2002-04-09 | Robert R. Whittle | Alkoxy substituted benzimidazole compounds, pharmaceutical preparations containing the same, and methods of using the same |
| EP1334971A4 (en) * | 2000-10-12 | 2004-05-12 | Takeda Chemical Industries Ltd | BENZIMIDAZOLE COMPOUNDS, METHOD FOR THE PRODUCTION AND USE THEREOF |
| EP1437352A4 (en) * | 2001-09-25 | 2004-12-08 | Takeda Chemical Industries Ltd | BENZIMIDAZOLE COMPOUND, METHOD FOR THE PRODUCTION AND USE THEREOF |
| EP1513527B1 (en) * | 2002-06-14 | 2009-07-29 | Takeda Pharmaceutical Company Limited | Prodrugs of imidazole derivatives, for use as proton pump inhibitors in the treatment of e.g. peptic ulcers |
| ATE323695T1 (de) * | 2002-07-19 | 2006-05-15 | Winston Pharmaceuticals Llc | Benzimidazolderivative und ihre verwendung als prodrugs für protonenpumpenhemmer |
| WO2004012659A2 (en) | 2002-08-01 | 2004-02-12 | Nitromed, Inc. | Nitrosated proton pump inhibitors, compositions and methods of use |
| MY148805A (en) | 2002-10-16 | 2013-05-31 | Takeda Pharmaceutical | Controlled release preparation |
| US8802139B2 (en) * | 2003-06-26 | 2014-08-12 | Intellipharmaceutics Corp. | Proton pump-inhibitor-containing capsules which comprise subunits differently structured for a delayed release of the active ingredient |
| US20050075371A1 (en) * | 2003-10-03 | 2005-04-07 | Allergan, Inc. | Methods and compositions for the oral administration of prodrugs of proton pump inhibitors |
| US20060241037A1 (en) * | 2003-10-03 | 2006-10-26 | Allergan Inc. | Compositions comprising trefoil factor family peptides and/or mucoadhesives and proton pump ihhibitor prodrugs |
| JP2007523164A (ja) * | 2004-02-18 | 2007-08-16 | アラーガン、インコーポレイテッド | プロトンポンプインヒビターに関連する化合物の静脈内投与のための方法および組成物 |
| WO2005082337A2 (en) * | 2004-02-18 | 2005-09-09 | Allergan, Inc. | Compositions comprising prodrugs of proton pump inhibitors |
| CA2561700A1 (en) * | 2004-04-16 | 2005-12-15 | Santarus, Inc. | Combination of proton pump inhibitor, buffering agent, and prokinetic agent |
| US7176319B2 (en) | 2004-04-28 | 2007-02-13 | Hetero Drugs Limited | Process for substituted sulfoxides |
| PT1748998E (pt) | 2004-05-28 | 2010-03-24 | Hetero Drugs Ltd | Novo processo de síntese estereoselectiva de sulfóxidos de benzimidazol |
| US8394409B2 (en) * | 2004-07-01 | 2013-03-12 | Intellipharmaceutics Corp. | Controlled extended drug release technology |
| US10624858B2 (en) | 2004-08-23 | 2020-04-21 | Intellipharmaceutics Corp | Controlled release composition using transition coating, and method of preparing same |
| US10064828B1 (en) | 2005-12-23 | 2018-09-04 | Intellipharmaceutics Corp. | Pulsed extended-pulsed and extended-pulsed pulsed drug delivery systems |
| CN104825397A (zh) * | 2006-04-03 | 2015-08-12 | 伊萨·奥迪迪 | 含有机溶胶涂层的受控释放递送物件 |
| US10960077B2 (en) | 2006-05-12 | 2021-03-30 | Intellipharmaceutics Corp. | Abuse and alcohol resistant drug composition |
| WO2008036201A1 (en) * | 2006-09-19 | 2008-03-27 | Alevium Pharmaceuticals, Inc. | Prodrugs of proton pump inhibitors including the 1h-imidazo[4,5-b] pyridine moiety |
| US20080103169A1 (en) | 2006-10-27 | 2008-05-01 | The Curators Of The University Of Missouri | Compositions comprising acid labile proton pump inhibiting agents, at least one other pharmaceutically active agent and methods of using same |
| US20080194307A1 (en) * | 2007-02-13 | 2008-08-14 | Jeff Sanger | Sports-based game of chance |
| US8247440B2 (en) | 2008-02-20 | 2012-08-21 | Curators Of The University Of Missouri | Composition comprising omeprazole, lansoprazole and at least one buffering agent |
| EP2521545B1 (en) * | 2010-01-07 | 2019-11-27 | Alkermes Pharma Ireland Limited | Prodrugs of heteroaromatic compounds |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE418966B (sv) * | 1974-02-18 | 1981-07-06 | Haessle Ab | Analogiforfarande for framstellning av foreningar med magsyrasekretionsinhiberande verkan |
| US4045564A (en) * | 1974-02-18 | 1977-08-30 | Ab Hassle | Benzimidazole derivatives useful as gastric acid secretion inhibitors |
| SE416649B (sv) * | 1974-05-16 | 1981-01-26 | Haessle Ab | Forfarande for framstellning av foreningar som paverkar magsyrasekretionen |
| IN148930B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1977-09-19 | 1981-07-25 | Hoffmann La Roche | |
| SE7804231L (sv) * | 1978-04-14 | 1979-10-15 | Haessle Ab | Magsyrasekretionsmedel |
| US4359465A (en) * | 1980-07-28 | 1982-11-16 | The Upjohn Company | Methods for treating gastrointestinal inflammation |
| CH644116A5 (de) * | 1980-08-21 | 1984-07-13 | Hoffmann La Roche | Imidazolderivate. |
| SE8300736D0 (sv) * | 1983-02-11 | 1983-02-11 | Haessle Ab | Novel pharmacologically active compounds |
| IL75400A (en) * | 1984-06-16 | 1988-10-31 | Byk Gulden Lomberg Chem Fab | Dialkoxypyridine methyl(sulfinyl or sulfonyl)benzimidazoles,processes for the preparation thereof and pharmaceutical compositions containing the same |
| ZA856671B (en) * | 1984-09-24 | 1986-04-30 | Upjohn Co | N-substituted derivatives of 2-(pyridylaklenesulfinyl)benzimidazoles as gastric antisecretory agents |
| AU568441B2 (en) * | 1984-09-24 | 1987-12-24 | Upjohn Company, The | 2-(pyridylalkenesulfinyl) benzimidazole derivatives |
-
1985
- 1985-10-29 SE SE8505112A patent/SE8505112D0/xx unknown
-
1986
- 1986-10-09 ZA ZA867716A patent/ZA867716B/xx unknown
- 1986-10-22 EG EG661/86A patent/EG17753A/xx active
- 1986-10-22 NZ NZ218028A patent/NZ218028A/xx unknown
- 1986-10-23 IE IE280586A patent/IE59167B1/en not_active IP Right Cessation
- 1986-10-24 PH PH34408A patent/PH25319A/en unknown
- 1986-10-27 JO JO19861502A patent/JO1502B1/en active
- 1986-10-27 DD DD86295633A patent/DD252375A5/de not_active IP Right Cessation
- 1986-10-27 MY MYPI86000038A patent/MY101791A/en unknown
- 1986-10-28 AU AU65429/86A patent/AU598491B2/en not_active Ceased
- 1986-10-28 ES ES86906498T patent/ES2051696T3/es not_active Expired - Lifetime
- 1986-10-28 HU HU865443A patent/HU198474B/hu not_active IP Right Cessation
- 1986-10-28 IL IL80437A patent/IL80437A0/xx not_active IP Right Cessation
- 1986-10-28 EP EP86906498A patent/EP0233284B1/en not_active Expired - Lifetime
- 1986-10-28 EP EP86850378A patent/EP0221041A3/en active Pending
- 1986-10-28 WO PCT/SE1986/000493 patent/WO1987002668A1/en active IP Right Grant
- 1986-10-28 IS IS3156A patent/IS1564B/is unknown
- 1986-10-28 KR KR1019870700555A patent/KR950009858B1/ko not_active Expired - Lifetime
- 1986-10-28 DE DE8686906498T patent/DE3686483T2/de not_active Expired - Fee Related
- 1986-10-28 AT AT86906498T patent/ATE79619T1/de not_active IP Right Cessation
- 1986-10-28 JP JP61505700A patent/JPH0780874B2/ja not_active Expired - Lifetime
- 1986-10-29 PT PT83647A patent/PT83647B/pt not_active IP Right Cessation
- 1986-10-29 PL PL1986262105A patent/PL150240B1/pl unknown
- 1986-10-29 CN CN86107595A patent/CN1022487C/zh not_active Expired - Lifetime
- 1986-10-29 CS CS782686A patent/CS272767B2/cs unknown
-
1987
- 1987-06-24 DK DK320587A patent/DK320587D0/da not_active Application Discontinuation
- 1987-06-26 NO NO872686A patent/NO171365C/no unknown
- 1987-06-29 FI FI872864A patent/FI91151C/sv not_active IP Right Cessation
-
1988
- 1988-05-12 US US07/195,343 patent/US5021433A/en not_active Expired - Fee Related
-
1992
- 1992-11-05 GR GR920402498T patent/GR3006177T3/el unknown
-
1993
- 1993-06-30 LV LVP-93-856A patent/LV10270B/xx unknown
- 1993-12-28 LT LTIP1681A patent/LTIP1681A/xx not_active Application Discontinuation
-
1994
- 1994-12-21 JP JP6318132A patent/JPH0826014B2/ja not_active Expired - Lifetime
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2051696T3 (es) | Un procedimiento para la preparacion de compuestos farmacologicos. | |
| DK135791A (da) | 1h-imidazooe4,5-caaquinolin-4-amin, farmaceutisk praeparat indeholdende en saadan forbindelse og fremga ngsmaade til fremstilling af forbindelsen | |
| DK0447285T3 (da) | Nephtalenderivater, fremgangsmåde til fremstilling heraf og farmaceutiske midler indeholdende dem | |
| SE8404712L (sv) | Azolderivat, forfarande for deras framstellning, kompositioner innehallande dem och deras anvendning | |
| BR8306422A (pt) | Compostos,processo para sua preparacao,composicao,processos para sua preparacao e para o combate ou prevencao de uma infestacao por microorganismos,emprego e oxiranas | |
| ATE113940T1 (de) | Aminobenzolsulfonsäurederivate. | |
| ES2085877T3 (es) | Azolilmetilcicloalcanoles substituidos y fungicidas que los contienen. | |
| SE8302347D0 (sv) | Bensoazacykloalkyl-spiro-imidazolidiner, framstellning derav och farmaceutiska kompositioner innehallande dem | |
| SE7704240L (sv) | Bis-kvaternera pyridinium-2-aldowim-salter och forfarande for framstellning derav | |
| DK337883A (da) | Fremgangsmaade til fremstilling af muramylpeptider eller salte deraf | |
| ATE19242T1 (de) | Substituierte pyrimidin-2-one und deren salze. | |
| GB1069797A (en) | ª-aminoketone derivatives | |
| ZA817275B (en) | New cinnamoyl-cinnamic acid derivative,its method of preparation and its use as pharmaceutical | |
| SE8302481D0 (sv) | Carbazic acid derivatives, process for their preparation and compositions containing the same | |
| AR240825A2 (es) | Procedimiento para obtener compuestos de 7-(2-aminotiazol-4-il-acetamido-3(((1-(2-dimetil aminoetil)-1h-tetrazol-5-il)tio)metil)-cef-3-em-4-carboxilato y sus sales | |
| DK439384A (da) | Derivater af 4-(3-alkynyloxy-2-hydroxypropyl)-piperazin-1-yl-n-phenylacetamid, fremgangsmaade til fremstilling deraf samt farmaceutisk middel indeholdende disse | |
| ES8406431A1 (es) | Procedimiento para preparar derivados de pleuromutilina | |
| ES2002392A6 (es) | Un procedimiento para la preparacion de esteres del acido 9,10- dihidrolisergico. | |
| MX173421B (es) | Imidazobenzodiazepinas y sus sales y procedimiento para su preparacion | |
| ES2045257T3 (es) | Procedimiento para la obtencion de alfa-hidroxi-azolil-etiloxiranos y fungicidas que les contienen. | |
| SE8103940L (sv) | 6-hydrazono-pyrido(2,1)kinazolin-11-oner jemte sett for deras framstellning | |
| GR1000515B (el) | Μεθοδος παρασκευης οπτικως ενεργων παραγωγων οξοισοινδολινυλιου. | |
| ES520269A0 (es) | Un procedimiento para la preparacion de una nueva piridazina sustituida. | |
| ES8304575A1 (es) | "procedimiento para la preparacion de nuevas cefalosporinas". | |
| ES464480A1 (es) | Procedimiento para preparar esteres de acidos bencenosulfonicos sustituidos. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
Ref document number: 233284 Country of ref document: ES |