HK128195A - Heterocyclic chelating agents - Google Patents

Heterocyclic chelating agents

Info

Publication number
HK128195A
HK128195A HK128195A HK128195A HK128195A HK 128195 A HK128195 A HK 128195A HK 128195 A HK128195 A HK 128195A HK 128195 A HK128195 A HK 128195A HK 128195 A HK128195 A HK 128195A
Authority
HK
Hong Kong
Prior art keywords
group
alkyl
hydroxyl
agents
optionally
Prior art date
Application number
HK128195A
Other languages
English (en)
Inventor
Torsten Almen
Arne Berg
Harald Dugstad
Jo Klaveness
Klaus Dieter Krautwurst
Pal Rongved
Original Assignee
Nycomed Imaging As
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 Nycomed Imaging As filed Critical Nycomed Imaging As
Publication of HK128195A publication Critical patent/HK128195A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D211/00Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/06Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
    • C07D211/36Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members 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
    • C07D211/56Nitrogen atoms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/54Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic compound
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/54Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic compound
    • A61K47/547Chelates, e.g. Gd-DOTA or Zinc-amino acid chelates; Chelate-forming compounds, e.g. DOTA or ethylenediamine being covalently linked or complexed to the pharmacologically- or therapeutically-active agent
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00Preparations for testing in vivo
    • A61K49/06Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K51/00Preparations containing radioactive substances for use in therapy or testing in vivo
    • A61K51/02Preparations containing radioactive substances for use in therapy or testing in vivo characterised by the carrier, i.e. characterised by the agent or material covalently linked or complexing the radioactive nucleus
    • A61K51/04Organic compounds
    • A61K51/0474Organic compounds complexes or complex-forming compounds, i.e. wherein a radioactive metal (e.g. 111In3+) is complexed or chelated by, e.g. a N2S2, N3S, NS3, N4 chelating group
    • A61K51/0478Organic compounds complexes or complex-forming compounds, i.e. wherein a radioactive metal (e.g. 111In3+) is complexed or chelated by, e.g. a N2S2, N3S, NS3, N4 chelating group complexes from non-cyclic ligands, e.g. EDTA, MAG3
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K51/00Preparations containing radioactive substances for use in therapy or testing in vivo
    • A61K51/02Preparations containing radioactive substances for use in therapy or testing in vivo characterised by the carrier, i.e. characterised by the agent or material covalently linked or complexing the radioactive nucleus
    • A61K51/04Organic compounds
    • A61K51/0474Organic compounds complexes or complex-forming compounds, i.e. wherein a radioactive metal (e.g. 111In3+) is complexed or chelated by, e.g. a N2S2, N3S, NS3, N4 chelating group
    • A61K51/0482Organic compounds complexes or complex-forming compounds, i.e. wherein a radioactive metal (e.g. 111In3+) is complexed or chelated by, e.g. a N2S2, N3S, NS3, N4 chelating group chelates from cyclic ligands, e.g. DOTA
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D207/00Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/04Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
    • C07D207/10Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members 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
    • C07D207/14Nitrogen atoms not forming part of a nitro radical
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D241/00Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/04Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D265/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D265/281,4-Oxazines; Hydrogenated 1,4-oxazines
    • C07D265/301,4-Oxazines; Hydrogenated 1,4-oxazines not condensed with other rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D279/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/101,4-Thiazines; Hydrogenated 1,4-thiazines
    • C07D279/121,4-Thiazines; Hydrogenated 1,4-thiazines not condensed with other rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F13/00Compounds containing elements of Groups 7 or 17 of the Periodic Table
    • C07F13/005Compounds without a metal-carbon linkage
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F3/00Compounds containing elements of Groups 2 or 12 of the Periodic Table
    • C07F3/003Compounds containing elements of Groups 2 or 12 of the Periodic Table without C-Metal linkages
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00Compounds containing elements of Groups 3 or 13 of the Periodic Table
    • C07F5/003Compounds containing elements of Groups 3 or 13 of the Periodic Table without C-Metal linkages
    • 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
    • C07F9/94Bismuth compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2121/00Preparations for use in therapy
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2123/00Preparations for testing in vivo
    • 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00Chemistry: analytical and immunological testing
    • Y10T436/24Nuclear magnetic resonance, electron spin resonance or other spin effects or mass spectrometry

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Pyrrole Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Steroid Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
HK128195A 1989-01-13 1995-08-10 Heterocyclic chelating agents HK128195A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898900719A GB8900719D0 (en) 1989-01-13 1989-01-13 Compounds
PCT/EP1990/000079 WO1990008138A1 (fr) 1989-01-13 1990-01-15 Agents heterocycliques de chelation

Publications (1)

Publication Number Publication Date
HK128195A true HK128195A (en) 1995-08-18

Family

ID=10649970

Family Applications (1)

Application Number Title Priority Date Filing Date
HK128195A HK128195A (en) 1989-01-13 1995-08-10 Heterocyclic chelating agents

Country Status (13)

Country Link
US (3) US5348954A (fr)
EP (1) EP0452392B1 (fr)
JP (1) JP2953670B2 (fr)
AT (1) ATE121079T1 (fr)
CA (1) CA2045539A1 (fr)
DE (1) DE69018615T2 (fr)
DK (1) DK0452392T3 (fr)
ES (1) ES2071089T3 (fr)
FI (1) FI96416C (fr)
GB (1) GB8900719D0 (fr)
HK (1) HK128195A (fr)
NO (1) NO177783C (fr)
WO (1) WO1990008138A1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5399340A (en) * 1987-09-24 1995-03-21 Schering Aktiengesellschaft Use of amide complex compounds
GB8900719D0 (en) * 1989-01-13 1989-03-08 Nycomed As Compounds
US5843399A (en) * 1990-04-06 1998-12-01 Schering Aktiengesellschaft DTPA monoamides for MRI
DE4011684A1 (de) 1990-04-06 1991-10-10 Schering Ag Dtpa-monoamide, diese verbindungen enthaltende pharmazeutische mittel, ihre verwendung und verfahren zu deren herstellung
DE4028139A1 (de) * 1990-09-05 1992-03-12 Hausmann Ag Labor Verwendung der komplexe radioaktiver metallionen mit all-cis-1,3,5-triamino-2,4,6-cyclohexantriol und seinen derivaten fuer roentgendiagnostische zwecke und in der tumortherapie sowie zur herstellung von mitteln fuer roentgendiagnostische zwecke und fuer die tumortherapie
WO1992021017A1 (fr) * 1991-05-23 1992-11-26 Unger Evan C Composes liposolubles utilises pour l'imagerie par resonance magnetique
GB9416768D0 (en) * 1994-08-18 1994-10-12 Nycomed Innovation Ab Compositions
US5863519A (en) * 1994-08-18 1999-01-26 Nycomed Imaging As Composition and method of MRI using both a positive and a negative contrast agent
US6565828B2 (en) 2000-04-07 2003-05-20 Bristol-Myers Squibb Company Macrocyclic chelants for metallopharmaceuticals
JP4363183B2 (ja) * 2001-06-08 2009-11-11 三菱化学株式会社 アザ糖化合物
JP2012502884A (ja) * 2008-09-16 2012-02-02 サイモン フレイザー ユニバーシティ 選択的グリコシダーゼ阻害剤およびその使用
PT2655388T (pt) 2010-12-23 2016-09-06 Merck Sharp & Dohme Inibidores de glicosidase seletivos e as suas utilizações
EP2691407B1 (fr) 2011-03-31 2017-02-22 Alectos Therapeutics Inc. Inhibiteurs sélectifs de glycosidases et leurs utilisations
EP2726492B1 (fr) 2011-06-27 2017-11-01 Alectos Therapeutics Inc. Inhibiteurs de glycosidases sélectifs et leurs utilisations
CA2873652A1 (fr) 2012-05-18 2013-11-21 Markus Berger Complexes de metaux lourds a base de bis-aza-inositol pour imagerie par rayons x
EP2890676B1 (fr) 2012-08-31 2018-12-05 Alectos Therapeutics Inc. Inhibiteurs de glycosidases et leurs utilisations
US9809537B2 (en) 2012-08-31 2017-11-07 Alectos Therapeutics Inc. Glycosidase inhibitors and uses thereof
KR20150079711A (ko) 2012-10-31 2015-07-08 알렉토스 테라퓨틱스 인크. 글리코시다아제 저해제 및 이의 용도
EP2796152A1 (fr) 2013-04-25 2014-10-29 Bayer Pharma Aktiengesellschaft Complexes au Bis Azainositol Hafnium asymétriques pour imagerie par rayons X
EP2873670A1 (fr) 2013-11-14 2015-05-20 Bayer Pharma Aktiengesellschaft Complexes de zirconium bis azainositol pour imagerie par rayons X
JP6460382B2 (ja) * 2014-11-28 2019-01-30 株式会社豊田自動織機 飽和ヘテロ環含有化合物、並びにこれを用いた二次電池用電極及び二次電池、結着剤、蛍光物質
AR110963A1 (es) 2017-02-07 2019-05-22 Dae Woong Pharma Compuestos heterocíclicos, su método de preparación y composición farmacéutica que los comprende

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2387735A (en) * 1941-07-03 1945-10-30 Martin Dennis Company Method of forming carboxylic amino acids
US2407645A (en) * 1943-06-21 1946-09-17 Martin Dennis Company Aliphatic polycarboxylic amino acids and process of making them
GB1598610A (en) * 1978-05-31 1981-09-23 Rexolin Chem Ab Aliphatic polyamino polycarboxylic acid and its salts and their use as chelating agents
DE3129906C3 (de) * 1981-07-24 1996-12-19 Schering Ag Paramagnetische Komplexsalze, deren Herstellung und Mittel zur Verwendung bei der NMR-Diagnostik
NL194579C (nl) * 1983-01-21 2002-08-05 Schering Ag Diagnostisch middel.
DE3324235A1 (de) * 1983-07-01 1985-01-10 Schering AG, 1000 Berlin und 4709 Bergkamen Neue komplexbildner, komplexe und komplexsalze
GB8413772D0 (en) * 1984-05-30 1984-07-04 Nyegaard & Co As Chemical compounds
US4639365A (en) * 1984-10-18 1987-01-27 The Board Of Regents, The University Of Texas System Gadolinium chelates as NMR contrast agents
EP0250358A3 (fr) * 1986-06-20 1988-10-05 Schering Aktiengesellschaft Composés complexes
AU608759B2 (en) * 1986-08-04 1991-04-18 Amersham Health Salutar Inc NMR imaging with paramagnetic polyvalents metal salts of poly-(acid-alkylene-amido)-alkanes
DE3633245A1 (de) * 1986-09-26 1988-03-31 Schering Ag Cyclische amid-komplexe
IL83966A (en) * 1986-09-26 1992-03-29 Schering Ag Amides of aminopolycarboxylic acids and pharmaceutical compositions containing them
DE3633243A1 (de) * 1986-09-26 1988-03-31 Diagnostikforschung Inst Phosphonat-komplexe
DE3640708C2 (de) * 1986-11-28 1995-05-18 Schering Ag Verbesserte metallhaltige Pharmazeutika
DE3701665A1 (de) * 1987-01-19 1988-07-28 Schering Ag Polymer-komplexe, verfahren zu deren herstellung und diese enthaltende pharmazeutische mittel
US5130437A (en) * 1987-05-08 1992-07-14 Salutar, Inc. N,N'-bis-(pyridoxal)ethylenediamine-N,N'-diacetic acid derivatives
ES2033433T3 (es) * 1987-07-16 1993-03-16 Nycomed As Procedimiento para preparar acidos aminopolicarboxilicos y sus derivados.
GB8801646D0 (en) * 1988-01-26 1988-02-24 Nycomed As Chemical compounds
DE3806795A1 (de) * 1988-02-29 1989-09-07 Schering Ag Polymer-gebundene komplexbildner, deren komplexe und konjugate, verfahren zu ihrer herstellung und diese enthaltende pharmazeutische mittel
GB8900719D0 (en) * 1989-01-13 1989-03-08 Nycomed As Compounds
US5349668A (en) * 1992-04-15 1994-09-20 International Business Machines Battery operated computer having improved battery monitor and cell reversal protection circuit

Also Published As

Publication number Publication date
EP0452392B1 (fr) 1995-04-12
FI913388A0 (fi) 1991-07-12
AU646795B2 (en) 1994-03-10
AU4957390A (en) 1990-08-13
US5439668A (en) 1995-08-08
ES2071089T3 (es) 1995-06-16
WO1990008138A1 (fr) 1990-07-26
NO177783B (no) 1995-08-14
FI96416C (fi) 1996-06-25
ATE121079T1 (de) 1995-04-15
US5587144A (en) 1996-12-24
DE69018615T2 (de) 1995-08-10
CA2045539A1 (fr) 1990-07-14
NO912749L (no) 1991-07-12
NO912749D0 (no) 1991-07-12
NO177783C (no) 1995-11-22
DE69018615D1 (de) 1995-05-18
JPH04502619A (ja) 1992-05-14
DK0452392T3 (da) 1995-07-03
JP2953670B2 (ja) 1999-09-27
EP0452392A1 (fr) 1991-10-23
GB8900719D0 (en) 1989-03-08
FI96416B (fi) 1996-03-15
US5348954A (en) 1994-09-20

Similar Documents

Publication Publication Date Title
HK128195A (en) Heterocyclic chelating agents
AU561599B2 (en) Nmr contrast agents
ES8400737A1 (es) "un procedimiento para preparar derivados de nicotinamida".
GR3004713T3 (fr)
DE3270445D1 (en) Octahydronaphthalene derivatives and their preparation
ES481632A1 (es) Procedimiento de preparacion de derivados de fenilpiperazina.
ES8308552A1 (es) Un procedimiento para la preparacion de derivados de benzotiazolina.
ES8303393A1 (es) Un procedimiento para preparar derivados del acido ascorbico.
GB2017087A (en) Process for the preparation of xanthone derivatives
ES472467A1 (es) Un procedimiento para la preparacion de furanonas
DE3161004D1 (en) Derivates of 3-formyl-4-methylpentanoic acid, their preparation and their use in the preparation of substituted 3-formyl-but-3-en-1-oic acid
HUT65533A (en) Process for producing 2-amino-pyrimidine-4-carboxamide derivatives and pharmaceutical preparations containing them
ES8606338A1 (es) Un procedimiento de preparar un nuevo azabiciclo (3.3.1)- nonano
ES8102110A1 (es) Procedimiento para la preparacion de acido 1,2,3-tiadiazol- 5-il-tioglicolico
FR2452488A1 (fr) Nouveaux derives du (pyridyl-2)-2 tetrahydrothiophene, leur preparation et les medicaments qui les contiennent
ES8104198A1 (es) Un procedimiento para la preparacion de un derivado de mo- noamida del acido tereftalico
ES8303405A1 (es) Procedimiento de preparacion de derivados de quinidina.
ES478143A1 (es) Un procedimiento para la fabricacion de compuestos heteroci-clicos nitrogenados.
GEP19970664B (en) Acrylic acid derivatives and stereoisomers
CH610887A5 (en) Process for the preparation of new 7-benzoyl-2-indolinones
ES478428A2 (es) Mejoras introducidas en el objeto de la patente principal n.449.187:procedimiento para la preparacion de compuestos de rifamicina de elevada actividad antibiotica.

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)