FR2405950A1 - Nouveaux 1 oxydes de l'acide penicillanique utiles dans la synthese de medicaments - Google Patents

Nouveaux 1 oxydes de l'acide penicillanique utiles dans la synthese de medicaments

Info

Publication number
FR2405950A1
FR2405950A1 FR7900169A FR7900169A FR2405950A1 FR 2405950 A1 FR2405950 A1 FR 2405950A1 FR 7900169 A FR7900169 A FR 7900169A FR 7900169 A FR7900169 A FR 7900169A FR 2405950 A1 FR2405950 A1 FR 2405950A1
Authority
FR
France
Prior art keywords
drugs
synthesis
new
penicillanic acid
oxides useful
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
Application number
FR7900169A
Other languages
English (en)
Other versions
FR2405950B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2405950A1 publication Critical patent/FR2405950A1/fr
Application granted granted Critical
Publication of FR2405950B1 publication Critical patent/FR2405950B1/fr
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D499/00Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
    • C07D499/88Compounds with a double bond between positions 2 and 3 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D205/00Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D205/02Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D205/06Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D205/08Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
    • C07D205/09Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams with a sulfur atom directly attached in position 4
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/553Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having one nitrogen atom as the only ring hetero atom
    • C07F9/568Four-membered rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

L'invention concerne des composés chimiques nouveaux. Il s'agit de composés de formule :
FR7900169A 1977-05-09 1979-01-04 Nouveaux 1 oxydes de l'acide penicillanique utiles dans la synthese de medicaments Granted FR2405950A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU77306A LU77306A1 (fr) 1977-05-09 1977-05-09

Publications (2)

Publication Number Publication Date
FR2405950A1 true FR2405950A1 (fr) 1979-05-11
FR2405950B1 FR2405950B1 (fr) 1981-07-31

Family

ID=19728568

Family Applications (8)

Application Number Title Priority Date Filing Date
FR7813535A Granted FR2405949A1 (fr) 1977-05-09 1978-05-08 Composes thia-aza a noyau b-lactame utiles notamment comme medicaments
FR7900170A Granted FR2405945A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 4 dithio 3-methylenebutyrique et procede pour leur preparation
FR7900171A Granted FR2405946A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 3-methyl-crotonique et procede pour leur preparation
FR7900173A Granted FR2422637A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 2(4-thio-2-oxo-azetidin-1-yl)-3-methylene-butyrique et procede de preparation
FR7900167A Granted FR2405955A1 (fr) 1977-05-09 1979-01-04 Nouveaux ylides utiles dans la synthese de medicaments
FR7900168A Granted FR2405934A1 (fr) 1977-05-09 1979-01-04 Nouvelles 4-thio-2-oxo azetidines utiles dans la synthese de medicaments
FR7900172A Granted FR2411179A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 2-(4-thio-2-oxoazetidine-1-yl)-3-methyl-crotonique et procedes pour leur preparation
FR7900169A Granted FR2405950A1 (fr) 1977-05-09 1979-01-04 Nouveaux 1 oxydes de l'acide penicillanique utiles dans la synthese de medicaments

Family Applications Before (7)

Application Number Title Priority Date Filing Date
FR7813535A Granted FR2405949A1 (fr) 1977-05-09 1978-05-08 Composes thia-aza a noyau b-lactame utiles notamment comme medicaments
FR7900170A Granted FR2405945A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 4 dithio 3-methylenebutyrique et procede pour leur preparation
FR7900171A Granted FR2405946A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 3-methyl-crotonique et procede pour leur preparation
FR7900173A Granted FR2422637A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 2(4-thio-2-oxo-azetidin-1-yl)-3-methylene-butyrique et procede de preparation
FR7900167A Granted FR2405955A1 (fr) 1977-05-09 1979-01-04 Nouveaux ylides utiles dans la synthese de medicaments
FR7900168A Granted FR2405934A1 (fr) 1977-05-09 1979-01-04 Nouvelles 4-thio-2-oxo azetidines utiles dans la synthese de medicaments
FR7900172A Granted FR2411179A1 (fr) 1977-05-09 1979-01-04 Nouveaux derives de l'acide 2-(4-thio-2-oxoazetidine-1-yl)-3-methyl-crotonique et procedes pour leur preparation

Country Status (13)

Country Link
US (5) US4331676A (fr)
JP (1) JPS53137951A (fr)
AU (1) AU527917B2 (fr)
BE (1) BE866845A (fr)
CH (1) CH646173A5 (fr)
DE (1) DE2819655A1 (fr)
DK (1) DK200578A (fr)
ES (1) ES469568A1 (fr)
FR (8) FR2405949A1 (fr)
GB (4) GB1604753A (fr)
LU (1) LU77306A1 (fr)
NL (1) NL7804974A (fr)
SE (2) SE443980B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393805A1 (fr) * 1977-06-07 1979-01-05 Pfizer 1-oxyde de l'acide penicillanique et de ses esters utiles comme intermediaires chimiques

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5055573A (en) * 1976-11-19 1991-10-08 Merck & Co., Inc. Process for preparing 1-carba-2-penem-3-carboxylic acid
US4234579A (en) * 1977-06-07 1980-11-18 Pfizer Inc. Penicillanic acid 1,1-dioxides as β-lactamase inhibitors
US4168314A (en) * 1977-11-17 1979-09-18 Merck & Co., Inc. 6-(1'-Hydroxyethyl)-2-aminoethylthio-pen-2-em-3-carboxylic acid
JPS54117459A (en) * 1978-01-20 1979-09-12 Glaxo Group Ltd Novel lactam compound
EP0042026B1 (fr) * 1978-02-02 1986-01-08 Ciba-Geigy Ag Dérivés d'azétidin-2-one 3,4-disubstitués et procédé de préparation
JPS54145692A (en) * 1978-02-16 1979-11-14 Glaxo Group Ltd Betaalactam compound
EP0010358A1 (fr) * 1978-09-20 1980-04-30 Glaxo Group Limited Composés de bêta-lactame, procédés pour leur préparation, compositions les contenant, intermédiaires utilisables dans leur préparation et méthodes pour leur production
US4290948A (en) 1978-11-22 1981-09-22 Beecham Group Limited Process for their preparation of β-lactam antibacterial agents
US4331677A (en) * 1978-11-24 1982-05-25 Farmitalia Carlo Erba S.P.A. 7-Oxo-4-1-aza-bicyclo-[3,2,0]-heptane derivatives
US4282150A (en) 1978-12-18 1981-08-04 Bristol-Myers Company 2,6-Disubstituted penem compounds
US4272437A (en) 1978-12-18 1981-06-09 Bristol-Myers Company Antibacterial agents, and 4-thio azetidinone intermediates
JPS5625110A (en) * 1978-12-18 1981-03-10 Bristol Myers Co Antibacterial
EP0013067A1 (fr) * 1978-12-22 1980-07-09 Beecham Group Plc Agents antibactériens à cycle bêta-lactame bicyclique, leur utilisation dans des compositions pharmaceutiques, procédés pour leur préparation et intermédiaires à utiliser dans de tels procédés
IL59081A0 (en) * 1979-01-10 1980-05-30 Schering Corp 2-penem compounds and a method for preparing them
DE3071497D1 (en) * 1979-01-10 1986-04-17 Schering Corp 2-penem compounds; a method for their preparation and pharmaceutical compositions comprising them
AU535080B2 (en) * 1979-02-24 1984-03-01 Farmitalia Carlo Erba S.R.L. Penicillins
US4420426A (en) 1979-03-05 1983-12-13 Pfizer Inc. 6-Alpha-halopenicillanic acid 1,1-dioxides
US4714761A (en) * 1979-03-05 1987-12-22 Pfizer Inc. 6,6-dihalopenicillanic acid 1,1-dioxides and process
US4269771A (en) * 1979-04-06 1981-05-26 Farmitalia Carlo Erba Total synthesis of 7-oxo-4-thia-1-azabicyclo-[3,2,0]-heptane-2-carboxyl derivatives useful as β-lactamase inhibitors and antibacterial agents
US4683226A (en) * 1979-08-01 1987-07-28 Schering Corporation 6-hydroxyalkyl-2-(substituted-thio)penem-3-carboxylic acids
US4406834A (en) 1979-09-21 1983-09-27 Bristol-Myers Company 2,6 Disubstituted penems and intermediates therefor
US4378314A (en) 1979-09-21 1983-03-29 Bristol Myers Company Antibacterial agents and metal containing azetidinone intermediates therefore
US4374065A (en) 1979-09-21 1983-02-15 Bristol-Myers Company Antibacterial agents of the β-lactam type
EP0031509B1 (fr) * 1979-12-20 1984-10-24 Hoechst Uk Limited Dérivés de pénème
US4482565A (en) * 1980-02-22 1984-11-13 Farmitalia Carlo Erba S.P.A. β-Lactam-containing antibacterial agents and β-lactamase inhibitors
JPS56142282A (en) * 1980-03-10 1981-11-06 Sankyo Co Ltd Penem-3-carboxylic acid derivative and its preparation
JPS56142283A (en) * 1980-03-17 1981-11-06 Sankyo Co Ltd Penem-3-carboxylic acid derivative and its preparation
EP0176064A1 (fr) * 1980-11-06 1986-04-02 Hoechst Uk Limited Intermédiaires pour la préparation de dérivés de 7-oxo-4-thia-1-aza-[3,2,0]heptane et de 7-oxo-4-thia-1-aza[3,2,0]hept-2-éne
ES8305366A1 (es) * 1981-07-08 1983-04-01 Hoechst Uk Ltd "procedimiento para la preparacion de derivados de penem".
DE3274982D1 (en) * 1981-07-08 1987-02-12 Hoechst Uk Ltd Antibacterial penem derivatives
JPS58116487A (ja) * 1981-12-28 1983-07-11 Sumitomo Chem Co Ltd 新規なβ−ラクタム化合物及びその製造法
JPS5835190A (ja) * 1981-08-25 1983-03-01 Sankyo Co Ltd ペネム−3−カルボン酸誘導体
JPS5946289A (ja) * 1982-09-08 1984-03-15 Sumitomo Chem Co Ltd 新規なβ−ラクタム化合物及びその製造法
US4725678A (en) * 1983-06-10 1988-02-16 Pfizer Inc. Azetidinone intermediates for the preparation of penem derivatives
US4595539A (en) * 1983-06-10 1986-06-17 Pfizer Inc. Preparation of penem derivatives and azetidinone intermediates
US5229510A (en) * 1983-12-01 1993-07-20 Merck & Co., Inc. β-lactams useful in determining the amount of elastase in a clinical sample
US4680391A (en) * 1983-12-01 1987-07-14 Merck & Co., Inc. Substituted azetidinones as anti-inflammatory and antidegenerative agents
US5229381A (en) * 1983-12-01 1993-07-20 Merck & Co., Inc. Substituted azetidinones as anti-inflammatory and antidegenerative agents
JPS60243064A (ja) * 1984-05-17 1985-12-03 Taiho Yakuhin Kogyo Kk アゼチジノンジスルフイド誘導体
EP0379281A3 (fr) * 1989-01-19 1991-03-20 Cosmopolitan Textile Company Limited Méthode et appareil d'inspection d'une bande
US5100880A (en) * 1991-03-20 1992-03-31 Merck & Co., Inc. Novel betalactam elastase inhibitors containing phosphorous acid derivatives at the 4-position of the 2-azetidinone
US5104862A (en) * 1991-03-20 1992-04-14 Merck & Co., Inc. Bethalactam elastase inhibitors containing phosphorous acid derivatives at the 4-position of the 2-azetidinone
US5348953A (en) * 1991-06-25 1994-09-20 Merck & Co., Inc. Substituted azetidinones as anti-inflammatory and antidegenerative agents
CA2147129A1 (fr) * 1992-10-27 1994-05-11 James B. Doherty Nouvelles azetidinones substituees utilisees comme agents anti-inflammatoires et anti-degeneratifs
US5591737A (en) * 1992-12-17 1997-01-07 Merck & Co., Inc. Substituted azetidinones as anti-inflammatory and antidegenerative agents
US5747485A (en) * 1995-04-13 1998-05-05 Merck & Co., Inc. Substituted azetidiones as anti-inflammatory and antidegenerative agents
WO2004039776A2 (fr) * 2002-11-01 2004-05-13 Orchid Chemicals & Pharmaceuticals Ltd Procede de preparation de derives de l'azetidine
US8883772B2 (en) 2007-10-09 2014-11-11 Sopharmia, Inc. Broad spectrum beta-lactamase inhibitors
EP2852569B1 (fr) * 2012-05-23 2020-10-14 Cellixbio Private Limited Compositions et méthodes pour le traitement de la sclérose en plaques
US11905177B2 (en) * 2018-05-07 2024-02-20 Covestro Intellectual Property Gmbh & Co. Kg Storage medium and method for separating, storing and transporting chlorine from chlorine-containing gases
CN114720591B (zh) * 2022-03-22 2022-12-30 北京安胜瑞力科技有限公司 一种工业废水中dmac的定量分析方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1072108A (en) * 1963-05-29 1967-06-14 Rit Rech Ind Therapeut Penicillanic acid, its salts and esters
FR2393805A1 (fr) * 1977-06-07 1979-01-05 Pfizer 1-oxyde de l'acide penicillanique et de ses esters utiles comme intermediaires chimiques
EP0000636A1 (fr) * 1977-07-13 1979-02-07 Glaxo Group Limited Composés dérivés pénème, procédés pour leur préparation, leur utilisation dans les compositions pharmaceutiques et les azétidinones utilisées dans leur préparation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE755940A (fr) * 1969-09-09 1971-03-09 Hoechst Ag Azetidinones-2 portant des substituants en position 4 et leur preparation
GB1368074A (en) * 1971-02-04 1974-09-25 Beecham Group Ltd Substituted beta-lactams and their preparation
FR2143211B1 (fr) * 1971-06-24 1975-10-31 Fujisawa Pharmaceutical Co
JPS4854056A (fr) * 1971-11-12 1973-07-30
US4070477A (en) * 1975-12-08 1978-01-24 Ciba-Geigy Corporation 2-Penem compounds
GB2005246A (en) * 1977-07-13 1979-04-19 Glaxo Group Ltd beta -Lactam compounds and processes for their preparation
US4155912A (en) * 1977-12-14 1979-05-22 Bristol-Myers Company 2-Methylpenem-3-carboxylic acid antibiotics
US4169833A (en) * 1977-12-14 1979-10-02 Bristol-Myers Company Novel phosphorane intermediates for use in preparing penem antibiotics
US4192801A (en) * 1978-04-27 1980-03-11 Bristol-Myers Company Novel phosphorane intermediates for use in preparing penem antibiotics
US4182711A (en) * 1978-04-27 1980-01-08 Bristol-Myers Company Antibacterial agents of the β-lactam type
US4282150A (en) * 1978-12-18 1981-08-04 Bristol-Myers Company 2,6-Disubstituted penem compounds
US4272437A (en) * 1978-12-18 1981-06-09 Bristol-Myers Company Antibacterial agents, and 4-thio azetidinone intermediates

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1072108A (en) * 1963-05-29 1967-06-14 Rit Rech Ind Therapeut Penicillanic acid, its salts and esters
FR2393805A1 (fr) * 1977-06-07 1979-01-05 Pfizer 1-oxyde de l'acide penicillanique et de ses esters utiles comme intermediaires chimiques
EP0000636A1 (fr) * 1977-07-13 1979-02-07 Glaxo Group Limited Composés dérivés pénème, procédés pour leur préparation, leur utilisation dans les compositions pharmaceutiques et les azétidinones utilisées dans leur préparation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393805A1 (fr) * 1977-06-07 1979-01-05 Pfizer 1-oxyde de l'acide penicillanique et de ses esters utiles comme intermediaires chimiques

Also Published As

Publication number Publication date
JPS53137951A (en) 1978-12-01
FR2411179A1 (fr) 1979-07-06
FR2405949B1 (fr) 1980-10-24
FR2405955B1 (fr) 1981-07-31
ES469568A1 (es) 1980-01-01
AU3588478A (en) 1979-11-15
FR2405946B1 (fr) 1983-09-30
US4331676A (en) 1982-05-25
FR2405950B1 (fr) 1981-07-31
SE8305299D0 (sv) 1983-09-29
FR2422637B1 (fr) 1982-04-23
FR2405934B1 (fr) 1980-09-05
US4518533A (en) 1985-05-21
FR2422637A1 (fr) 1979-11-09
FR2405945B1 (fr) 1982-04-09
FR2405934A1 (fr) 1979-05-11
NL7804974A (nl) 1978-11-13
DE2819655A1 (de) 1978-11-23
FR2405949A1 (fr) 1979-05-11
LU77306A1 (fr) 1979-01-18
CH646173A5 (de) 1984-11-15
FR2411179B1 (fr) 1982-04-23
US4524028A (en) 1985-06-18
FR2405945A1 (fr) 1979-05-11
SE7805217L (sv) 1978-11-10
GB1604751A (en) 1981-12-16
FR2405946A1 (fr) 1979-05-11
GB1604754A (en) 1981-12-16
AU527917B2 (en) 1983-03-31
US4447360A (en) 1984-05-08
US4515717A (en) 1985-05-07
SE443980B (sv) 1986-03-17
GB1604752A (en) 1981-12-16
SE8305299L (sv) 1983-09-29
GB1604753A (en) 1981-12-16
BE866845A (fr) 1978-11-09
DK200578A (da) 1978-11-10
FR2405955A1 (fr) 1979-05-11

Similar Documents

Publication Publication Date Title
FR2405950A1 (fr) Nouveaux 1 oxydes de l'acide penicillanique utiles dans la synthese de medicaments
FR2403340A1 (fr) Derives imidazoliques utiles comme medicaments
FR2371437A1 (fr) Nouveaux derives de pipepidine ou de morpholine utiles comme medicaments et comme fongicides
FR2360587A1 (fr) Nouveaux derives d'amino-alcoyl-furannes utiles comme medicaments
FR2365567A1 (fr) Nouvelles piperazinylpyridines utiles comme medicaments
FR2372818A1 (fr) Acide 5-(hydroxy (substitue) methyl)-2,3-dihydrobenzofuran-2-carboxylique et ses derives utiles comme medicaments
FR2394546A1 (fr) Nouveaux derives de 1,2,3,4,6,7-hexahydro-11bah-benzo(a)-quinolizine, leur preparation et leur application en tant que medicaments
FR2361370A1 (fr) Nouvelles pyridines substituees, leur preparation et leur application comme medicaments
FR2363559A1 (fr) Nouveaux derives de perhydro-aza-heterocycles utiles comme medicaments et procede pour leur preparation
FR2392999A1 (fr) Nouveaux derives de l'acide 6-((aminosulfonyl)-phenyl)-1,2-dihydro-2-oxonicotinique utile comme medicament
FR2392958A1 (fr) Nouveaux amino-acides fluores utiles comme medicament
FR2401147A1 (fr) Nouvelles 4-pyrones substituees en positions 2, 3 et 6, utiles comme intermediaires chimiques dans la synthese de medicaments
FR2436150A1 (fr) Derives de 3'',4''-diacyltylosine utiles comme medicaments
FR2383931A1 (fr) Derives d'oxadiazolopyrimidine
FR2386545A1 (fr) L'acide 3-(2-aminoethylthio)-6-ethyl-7-oxo-1-azabicyclo(3.2.0)-hept-2-ene-2-carboxylique utile comme medicament
FR2365566A1 (fr) Nouveaux derives du thiophene utiles comme medicaments
FR2422676A1 (fr) Complexes catalytiques de phosphorines metalliques
FR2377382A1 (fr) Nouveaux phenylazacycloalcanes utiles comme medicaments
FR2380246A1 (fr) Nouveaux esters d'acide cyclopropane carboxylique utiles comme pesticides
FR2362841A1 (fr) Derives d'acides heterocyclyl-carboxyliques acyles utiles comme medicaments et procede pour leur preparation
FR2355011A1 (fr) 2-imino-3-aminothiazolidines utiles comme medicaments
FR2359111A1 (fr) Nouveaux derives d'acides phenoxyphenoxy-alcanecarboxyliques utiles comme herbicides
FR2380247A1 (fr) Nouveaux esters de l'acide cyclopropane carboxylique utiles comme pesticides
FR2384770A1 (fr) Nouveaux derives de quinazoline utiles comme medicaments
FR2426688A1 (fr) Nouvelles neplanocines antibiotiques

Legal Events

Date Code Title Description
ST Notification of lapse