AR193131A1 - Un procedimiento para la obtencion de derivados de acido fenoxialquilcarboxilico - Google Patents

Un procedimiento para la obtencion de derivados de acido fenoxialquilcarboxilico

Info

Publication number
AR193131A1
AR193131A1 AR244285A AR24428572A AR193131A1 AR 193131 A1 AR193131 A1 AR 193131A1 AR 244285 A AR244285 A AR 244285A AR 24428572 A AR24428572 A AR 24428572A AR 193131 A1 AR193131 A1 AR 193131A1
Authority
AR
Argentina
Prior art keywords
phenoxialkylcarboxyl
procedure
acid
obtaining derivatives
derivatives
Prior art date
Application number
AR244285A
Other languages
English (en)
Original Assignee
Boehringer Mannheim Gmbh
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
Priority claimed from DE19712149070 external-priority patent/DE2149070C3/de
Application filed by Boehringer Mannheim Gmbh filed Critical Boehringer Mannheim Gmbh
Application granted granted Critical
Publication of AR193131A1 publication Critical patent/AR193131A1/es

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/185Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
    • A61K31/19Carboxylic acids, e.g. valproic acid
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/21Esters, e.g. nitroglycerine, selenocyanates
    • A61K31/215Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids
    • A61K31/216Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acids having aromatic rings, e.g. benactizyne, clofibrate
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00Carboxylic acid amides
    • C07C233/64Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings
    • C07C233/67Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms
    • C07C233/68Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom
    • C07C233/73Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom of a carbon skeleton containing six-membered aromatic rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C235/00Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
    • C07C235/42Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
    • C07C235/44Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C235/00Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
    • C07C235/42Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
    • C07C235/44Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring
    • C07C235/48Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (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)
AR244285A 1971-10-01 1972-09-26 Un procedimiento para la obtencion de derivados de acido fenoxialquilcarboxilico AR193131A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712149070 DE2149070C3 (de) 1971-10-01 1971-10-01 Phenoxyalkylcarbonsäurederivate und deren Salze, Verfahren zu deren Herstellung und Arzneimittel
DE2230383A DE2230383C3 (de) 1971-10-01 1972-06-22 Phenoxyalkylcarbonsäurederivate und Verfahren zur Herstellung derselben

Publications (1)

Publication Number Publication Date
AR193131A1 true AR193131A1 (es) 1973-03-30

Family

ID=25761810

Family Applications (1)

Application Number Title Priority Date Filing Date
AR244285A AR193131A1 (es) 1971-10-01 1972-09-26 Un procedimiento para la obtencion de derivados de acido fenoxialquilcarboxilico

Country Status (18)

Country Link
US (1) US3781328A (es)
JP (1) JPS5112618B2 (es)
AR (1) AR193131A1 (es)
AT (1) AT319209B (es)
BE (1) BE857160Q (es)
CA (1) CA1010892A (es)
CH (1) CH576427A5 (es)
DE (1) DE2230383C3 (es)
ES (1) ES407208A1 (es)
FI (1) FI55493C (es)
FR (1) FR2154739B1 (es)
GB (1) GB1359264A (es)
HK (1) HK41877A (es)
HU (1) HU164572B (es)
KE (1) KE2755A (es)
NL (1) NL146793B (es)
SE (1) SE393800B (es)
YU (1) YU36291B (es)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864366A (en) * 1971-12-29 1975-02-04 Eastman Kodak Co Novel acylamidophenol photographic couplers
GB1484413A (en) * 1974-04-18 1977-09-01 Kissei Pharmaceutical Aromatic amidocarboxylic acid derivatives
DE2500157C2 (de) * 1975-01-03 1983-09-15 Hoechst Ag, 6230 Frankfurt N-Acyl-4-(2-aminoäthyl)-benzoesäuren, deren Salze und Ester, Verfahren zu deren Herstellung und deren Verwendung
US4042711A (en) * 1975-01-09 1977-08-16 Boehringer Ingelheim Gmbh Derivatives of biphenyloxy-lower alkanoic acids, salts thereof and their use as antihyperlipidemics
AT341512B (de) * 1975-01-09 1978-02-10 Thomae Gmbh Dr K Verfahren zur herstellung von neuen biphenylathern
DE2517229A1 (de) * 1975-04-18 1976-10-28 Boehringer Mannheim Gmbh Phenylalkylcarbonsaeure-derivate und verfahren zu ihrer herstellung
DE2532420A1 (de) * 1975-07-19 1977-02-03 Boehringer Mannheim Gmbh Phenylessigsaeure-derivate und verfahren zu ihrer herstellung
DE2541342A1 (de) * 1975-09-17 1977-03-31 Boehringer Mannheim Gmbh Neue phenoxyalkylcarbonsaeuren und verfahren zur herstellung derselben
DE2546996C2 (de) * 1975-10-21 1984-07-05 Boehringer Mannheim Gmbh, 6800 Mannheim Phenoxyalkylcarbonsäure-Derivate, Verfahren zur Herstellung derselben sowie Arzneimittel, die diese Verbindungen als Wirkstoff enthalten
US4214094A (en) * 1977-03-30 1980-07-22 Fujisawa Pharmaceutical Co., Ltd. Substituted-phenyl substituted-alkyl ethers and the preparation thereof
JPS5649906B2 (en) * 1978-05-12 1981-11-25 Boehringer Mannheim Gmbh Manufacture of alphaa*44*44chlorobenzoylaminoo ethyl**phenoxy**isoethylacetic acid
JPS56145261A (en) * 1980-04-10 1981-11-11 Kaken Pharmaceut Co Ltd Novel oxyacetic acid derivative, its preparation, and lowering agent of lipid in blood comprising it as active ingredient
US4281190A (en) * 1980-08-14 1981-07-28 Morton-Norwich Products, Inc. Process for preparing N-[2-(p-hydroxyphenyl)-ethyl]-p-chlorobenzamide
JPS57140754A (en) * 1981-02-24 1982-08-31 Kureha Chem Ind Co Ltd Dihydroxybenzoic acid derivative and physiologically active preparation containing the same
EP0303546B1 (fr) * 1987-08-12 1994-12-28 Sanofi Procédé pour la O-alkylation de N-(hydroxy)aralkylphényléthanolamines
IL102707A (en) * 1992-08-02 1996-11-14 Cherkez Stephen Processes for the preparation of tyramine derivatives
US6262277B1 (en) 1994-09-13 2001-07-17 G.D. Searle And Company Intermediates and processes for the preparation of benzothiepines having activity as inhibitors of ileal bile acid transport and taurocholate uptake
US6642268B2 (en) 1994-09-13 2003-11-04 G.D. Searle & Co. Combination therapy employing ileal bile acid transport inhibiting benzothipines and HMG Co-A reductase inhibitors
US6268392B1 (en) 1994-09-13 2001-07-31 G. D. Searle & Co. Combination therapy employing ileal bile acid transport inhibiting benzothiepines and HMG Co-A reductase inhibitors
US6083497A (en) * 1997-11-05 2000-07-04 Geltex Pharmaceuticals, Inc. Method for treating hypercholesterolemia with unsubstituted polydiallylamine polymers
US6569905B1 (en) 1998-12-23 2003-05-27 G.D. Searle, Llc Combinations of cholesteryl ester transfer protein inhibitors and bile acid sequestering agents for cardiovascular indications
WO2000038721A1 (en) * 1998-12-23 2000-07-06 G.D. Searle Llc Combinations of cholesteryl ester transfer protein inhibitors and nicotinic acid derivatives for cardiovascular indications
JP2002533414A (ja) 1998-12-23 2002-10-08 ジー.ディー.サール エルエルシー 心臓血管に適用するための回腸胆汁酸輸送阻害剤および胆汁酸隔離剤の組み合わせ
EP1140187B1 (en) * 1998-12-23 2003-09-03 G.D. Searle LLC. Combinations of an ibat inhibitor and a mtp inhibitor for cardiovascular indications
EA009466B1 (ru) 1998-12-23 2007-12-28 Джи.Ди. Сирл Ллс Ингибитор белка, переносящего эфир холестерила
AU2157400A (en) 1998-12-23 2000-07-31 G.D. Searle & Co. Combinations of cholesteryl ester transfer protein inhibitors and hmg coa reductase inhibitors for cardiovascular indications
ES2200587T3 (es) 1998-12-23 2004-03-01 G.D. Searle Llc Combinaciones de inhibidors del transporte de acidos biliares del ileon e inhibidores de la proteina de transferencia de colesteril ester para indicaciones cardiovasculares.
DE69907960T2 (de) * 1998-12-23 2004-02-26 G.D. Searle Llc, Chicago Kombinationen von ileumgallensäuretransports inhibitoren und fibronsäure derivaten für kardiovaskuläre indikationen
US7151191B2 (en) * 2000-01-13 2006-12-19 Emisphere Technologies, Inc. Compounds and compositions for delivering active agents
WO2001068096A2 (en) * 2000-03-10 2001-09-20 Pharmacia Corporation Combination therapy for the prophylaxis and treatment of hyperlipidemic conditions and disorders
EP1286984A2 (en) 2000-03-10 2003-03-05 Pharmacia Corporation Method for the preparation of tetrahydrobenzothiepines
US6982251B2 (en) * 2000-12-20 2006-01-03 Schering Corporation Substituted 2-azetidinones useful as hypocholesterolemic agents
TWI337083B (en) * 2001-01-26 2011-02-11 Schering Corp Combinations of peroxisome proliferator-activated receptor (ppar) activator(s) and sterol absorption inhibitor(s) and treatments for vascular indications
CA2434504A1 (en) * 2001-01-26 2002-08-01 Teddy Kosoglou Combinations of sterol absorption inhibitor(s) with blood modifiers for treating vascular conditions
EP1911462A3 (en) 2001-01-26 2011-11-30 Schering Corporation Compositions comprising a sterol absorption inhibitor
SI1363668T1 (sl) * 2001-01-26 2007-12-31 Schering Corp Kombinacija sekvestranta(-ov) in zaviralca(-ev) absorpcije sterola ter zdravljenje vaskularnih indikacij
WO2002058685A2 (en) * 2001-01-26 2002-08-01 Schering Corporation Combinations of nicotinic acid and derivatives thereof and sterol absorption inhibitor(s) and treatments for vascular indications
US7071181B2 (en) * 2001-01-26 2006-07-04 Schering Corporation Methods and therapeutic combinations for the treatment of diabetes using sterol absorption inhibitors
US7417039B2 (en) * 2001-01-26 2008-08-26 Schering Corporation Use of substituted azetidinone compounds for the treatment of sitosterolemia
RU2003126186A (ru) * 2001-01-26 2005-03-10 Шеринг Корпорейшн (US) Комбинации ингибитора (ингибиторов) всасывания стерина с сердечно-сосудистым агентом (агентами), предназначенные для лечения патологических состояний сосудов
AU2002308778A1 (en) * 2001-05-25 2002-12-09 Schering Corporation Use of azetidinone substituted derivatives in the treatment of alzheimer's disease
US20040077625A1 (en) * 2001-07-25 2004-04-22 Tremont Samuel J. Novel 1,4-benzothiazepine and 1,5-benzothiazepine compounds as inhibitors of apical sodium codependent bile acid transport abd taurocholate uptake
CN1556700A (zh) * 2001-09-21 2004-12-22 ���鹫˾ 使用甾醇吸收抑制剂治疗或预防脉管炎的方法
US7056906B2 (en) * 2001-09-21 2006-06-06 Schering Corporation Combinations of hormone replacement therapy composition(s) and sterol absorption inhibitor(s) and treatments for vascular conditions in post-menopausal women
US20030119808A1 (en) * 2001-09-21 2003-06-26 Schering Corporation Methods of treating or preventing cardiovascular conditions while preventing or minimizing muscular degeneration side effects
ATE345793T1 (de) * 2001-09-21 2006-12-15 Schering Corp Behandlung von xanthom mittels azetidinon- derivate als hemmer der sterol absorption
US7053080B2 (en) * 2001-09-21 2006-05-30 Schering Corporation Methods and therapeutic combinations for the treatment of obesity using sterol absorption inhibitors
US6740663B2 (en) * 2001-11-02 2004-05-25 G.D. Searle, Llc Mono- and di-fluorinated benzothiepine compounds as inhibitors of apical sodium co-dependent bile acid transport (ASBT) and taurocholate uptake
US6852753B2 (en) 2002-01-17 2005-02-08 Pharmacia Corporation Alkyl/aryl hydroxy or keto thiepine compounds as inhibitors of apical sodium co-dependent bile acid transport (ASBT) and taurocholate uptake
US20040092499A1 (en) * 2002-11-06 2004-05-13 Schering Corporation Methods and therapeutic combinations for the treatment of autoimmune disorders
ES2318274T3 (es) 2003-03-07 2009-05-01 Schering Corporation Compuestos de azetidinona sustituida, formulaciones y uso de los mismos para el tratamiento de hipercolesterolemia.
US7459442B2 (en) 2003-03-07 2008-12-02 Schering Corporation Substituted azetidinone compounds, processes for preparing the same, formulations and uses thereof
CN1756755A (zh) * 2003-03-07 2006-04-05 先灵公司 取代的2-吖丁啶酮化合物、其制剂及其治疗高胆甾醇血症的用途
ATE406364T1 (de) * 2003-03-07 2008-09-15 Schering Corp Substituierte azetidinon-derivate, deren pharmazeutische formulierungen und deren verwendung zur behandlung von hypercholesterolemia
KR20110117731A (ko) 2003-05-30 2011-10-27 랜박시 래보러터리스 리미티드 치환된 피롤 유도체와 hmg―co 억제제로서의 이의 용도
WO2004108126A1 (en) * 2003-06-06 2004-12-16 Snowden Pharmaceuticals, Llc Fibric acid derivatives for the treatment of irritable bowel syndrome
US20050096307A1 (en) * 2003-11-05 2005-05-05 Schering Corporation Combinations of lipid modulating agents and substituted azetidinones and treatments for vascular conditions
AU2006313430B2 (en) 2005-11-08 2012-09-06 Ranbaxy Laboratories Limited Process for (3R,5R)-7-[2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- [(4-hydroxy methyl phenyl amino) carbonyl]-pyrrol-1-yl]-3, 5-dihydroxy-heptanoic acid hemi calcium salt
FR2898894B1 (fr) * 2006-03-24 2008-06-06 Genfit Sa Composes derives de n-(phenethyl)benzamide substitues, preparation et utilisations
FR2898892A1 (fr) * 2006-03-24 2007-09-28 Genfit Sa Derives de n-(phenethyl)benzamide substitues,preparation et utilisations
AR063275A1 (es) * 2006-10-12 2009-01-14 Epix Delaware Inc Compuestos de carboxamida, una composicion farmaceutica que los comprende y su uso en la preparacion de un medicamento para el tratamiento de enfermedades mediadas por la activacion de ccr2.
TW200901959A (en) 2007-03-09 2009-01-16 Indigene Pharmaceuticals Inc Combination of metformin R-(+) lipoate and antihyperlipidemic agents for the treatment of diabetic hyperglycemia and diabetic complications
WO2009076404A1 (en) * 2007-12-10 2009-06-18 Epix Delaware, Inc. Carboxamide compounds and their use as antagonists of the chemokine ccr2 receptor
WO2009076512A1 (en) 2007-12-11 2009-06-18 Epix Delaware, Inc. Carboxamidξ compounds and their use as chemokine receptor agonists
US20130156720A1 (en) 2010-08-27 2013-06-20 Ironwood Pharmaceuticals, Inc. Compositions and methods for treating or preventing metabolic syndrome and related diseases and disorders
PE20180027A1 (es) 2015-02-06 2018-01-09 Intercept Pharmaceuticals Inc Composiciones farmaceuticas para terapia combinada
CN111343976A (zh) 2017-11-15 2020-06-26 日本化学药品株式会社 过氧化物酶体增殖物应答性受体活化剂
BR112021024109A2 (pt) 2019-05-30 2022-03-22 Intercept Pharmaceuticals Inc Composições farmacêuticas compreendendo um agonista fxr e um fibrato para uso no tratamento de doença hepática colestática

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1080503A (en) * 1965-07-02 1967-08-23 Smith & Nephew Substituted acetic acids and a process for their preparation

Also Published As

Publication number Publication date
FR2154739A1 (es) 1973-05-11
NL7212931A (es) 1973-04-03
JPS5112618B2 (es) 1976-04-21
DE2230383B2 (de) 1980-10-09
FI55493C (fi) 1979-08-10
CH576427A5 (es) 1976-06-15
BE857160Q (fr) 1978-01-26
GB1359264A (en) 1974-07-10
FR2154739B1 (es) 1975-10-31
CA1010892A (en) 1977-05-24
YU245572A (en) 1980-10-31
FI55493B (fi) 1979-04-30
JPS4840741A (es) 1973-06-15
DE2230383A1 (de) 1974-01-17
AU4723372A (en) 1973-08-23
NL146793B (nl) 1975-08-15
ES407208A1 (es) 1975-11-01
KE2755A (en) 1977-10-14
HK41877A (en) 1977-08-19
SE393800B (sv) 1977-05-23
DE2230383C3 (de) 1981-12-03
US3781328A (en) 1973-12-25
HU164572B (es) 1974-03-28
AT319209B (de) 1974-12-10
YU36291B (en) 1982-06-18

Similar Documents

Publication Publication Date Title
AR193131A1 (es) Un procedimiento para la obtencion de derivados de acido fenoxialquilcarboxilico
AR207355A1 (es) Un procedimiento para la preparacion de derivados del acido 7-(-(4-hidroxi-4-alquil-1-alquenil)ciclopentano)-1-heptanoico
AR213059A1 (es) Procedimiento de preparacion de derivados de acido 7-acilaminocefalosporanico
AR208171A1 (es) Procedimiento para la obtencion de nuevos derivados del acido cef-3-em-4-carboxilico
AR206201A1 (es) Procedimiento para la obtencion de compuestos de acido 7beta-amino-3-cefem-3-01-4-carboxilico0-substituidos
AR197100A1 (es) Procedimeinto para la fabricacion de un derivado de acido prostanoico
AR192589A1 (es) Procedimiento para la obtencion de compuestos de acido 7-amino-cef-3-em-4-carboxilico
AR221315A1 (es) Procedimiento para preparar compuestos del acido de 7-alfa-fenilglicilamido-3-cefem-4-carboxilico
AR196987A1 (es) Procedimiento para la preparacion de nuevos derivados del acido 7-amino-cefaloesporanico
AR205387A1 (es) Un procedimiento para preparar derivados del acido 3-estilbenalcanoico
AR205610A1 (es) Procedimiento para la obtencion de nuevos derivados del acido penam-3-carboxilico
AR193990A1 (es) Procedimiento para la obtencion de compuestos de acido 7 beta-amino-cefem-4-carboxilico
AR208283A1 (es) Un procedimiento para la preparacion de derivados de acido 2-alquil-2-o 3-fefem-4-carboxilico
AR198122A1 (es) Procedimiento para preparar acido 6-aminopenicilanico
AR197680A1 (es) Procedimiento para la preparacion de un ester de acido aminotiofencarboxilico
AR218596A1 (es) Procedimiento para preparar nuevos compuestos de acido xantona-2-carboxilicos 7-sustituidos
AR214161A1 (es) Un procedimiento para la preparacion de acido 6-beta-acilamido-1-oxadestiapenicilanicos
AR194412A1 (es) Un procedimiento para la preparacion de derivados de acido alpha-oxi-carboxilico tricilicos
AR212746A1 (es) Procedimiento para preparar derivados de acido 4-cloro-5-sulfamoil-antranilico
AR198822A1 (es) Procedimiento para preparar derivados de acido 9-oxosprostanoico
AR208492A1 (es) Un procedimiento para preparar acido 7-aminocefalos-poranico
AR195741A1 (es) Un procedimiento para la preparacion de anhidrido del acido 4-cloronaftalico
AR210835A1 (es) Un procedimiento para la preparacion de dervados de acido anhidroretinoico
AR192932A1 (es) Un procedimiento para la preparacion de derivados benzofuranicos
AR201930A1 (es) Procedimiento para la produccion de derivados de acido pregnanico