FI830776L - Nya foereningar, foerfarande foer deras framstaellning samt deras anvaendning som laekemedel - Google Patents

Nya foereningar, foerfarande foer deras framstaellning samt deras anvaendning som laekemedel

Info

Publication number
FI830776L
FI830776L FI830776A FI830776A FI830776L FI 830776 L FI830776 L FI 830776L FI 830776 A FI830776 A FI 830776A FI 830776 A FI830776 A FI 830776A FI 830776 L FI830776 L FI 830776L
Authority
FI
Finland
Prior art keywords
radical
oxygen atom
optionally substituted
aryl
optionally interrupted
Prior art date
Application number
FI830776A
Other languages
English (en)
Finnish (fi)
Other versions
FI830776A0 (fi
Inventor
Egbert Wehinger
Horst Meyer
Andreas Knorr
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of FI830776A0 publication Critical patent/FI830776A0/fi
Publication of FI830776L publication Critical patent/FI830776L/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/80—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C07D211/84—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two 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 directly attached to ring carbon atoms
    • C07D211/86—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/80—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C07D211/84—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two 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 directly attached to ring carbon atoms
    • C07D211/90—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00—Drugs for disorders of the respiratory system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00—Drugs for disorders of the urinary system
    • A61P13/02—Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00—Drugs for genital or sexual disorders; Contraceptives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00—Drugs for disorders of the nervous system
    • A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/06—Antiarrhythmics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/08—Vasodilators for multiple indications
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/12—Antihypertensives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/32—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members

Landscapes

  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • General Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Urology & Nephrology (AREA)
  • Neurology (AREA)
  • Biomedical Technology (AREA)
  • Neurosurgery (AREA)
  • Vascular Medicine (AREA)
  • Psychiatry (AREA)
  • Endocrinology (AREA)
  • Reproductive Health (AREA)
  • Pulmonology (AREA)
  • Hospice & Palliative Care (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pyridine Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Pyrane Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Steroid Compounds (AREA)
FI830776A 1982-03-10 1983-03-08 Nya foereningar, foerfarande foer deras framstaellning samt deras anvaendning som laekemedel FI830776L (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823208628 DE3208628A1 (de) 1982-03-10 1982-03-10 Neue verbindungen, verfahren zu ihrer herstellung sowie ihre verwendung als arzneimittel

Publications (2)

Publication Number Publication Date
FI830776A0 FI830776A0 (fi) 1983-03-08
FI830776L true FI830776L (fi) 1983-09-11

Family

ID=6157837

Family Applications (1)

Application Number Title Priority Date Filing Date
FI830776A FI830776L (fi) 1982-03-10 1983-03-08 Nya foereningar, foerfarande foer deras framstaellning samt deras anvaendning som laekemedel

Country Status (17)

Country Link
US (1) US4622332A (xx)
EP (1) EP0088276B1 (xx)
JP (1) JPS58164575A (xx)
KR (1) KR840004074A (xx)
AT (1) ATE19513T1 (xx)
AU (1) AU1214383A (xx)
CA (1) CA1239401A (xx)
DE (2) DE3208628A1 (xx)
DK (1) DK114783A (xx)
ES (1) ES8401466A1 (xx)
FI (1) FI830776L (xx)
GR (1) GR78508B (xx)
IL (1) IL68075A0 (xx)
NO (1) NO830612L (xx)
PH (1) PH20468A (xx)
PT (1) PT76316B (xx)
ZA (1) ZA831633B (xx)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3269219D1 (en) * 1981-11-17 1986-03-27 Fisons Plc Dihydropyridines, methods for their production and their formulation and use as pharmaceuticals
US4414213A (en) * 1982-03-22 1983-11-08 Mead Johnson & Company Dihydropyridyl cyclic imidate esters and their pharmaceutical use
US4656181A (en) * 1982-11-24 1987-04-07 Cermol S.A. Esters of 1,4-dihydropyridines, processes for the preparation of the new esters, and medicaments containing the same
WO1985000169A1 (en) * 1983-06-21 1985-01-17 Sandoz Ag 1,4-dihydropyridine derivatives, production thereof and pharmaceutical preparations containing them
JPS60120861A (ja) * 1983-12-02 1985-06-28 Otsuka Pharmaceut Co Ltd ジヒドロピリジン誘導体
DE4342196A1 (de) * 1993-12-10 1995-06-14 Bayer Ag Neue 4-Phenyl-substituierte 1,4-Dihydropyridine
JPS60156671A (ja) * 1984-01-25 1985-08-16 Yamanouchi Pharmaceut Co Ltd ジヒドロピリジン誘導体およびその製造法
IE57810B1 (en) * 1984-03-27 1993-04-21 Delagrange Lab 1,4-dihydropyridine derivatives,their preparation and their use
US4672068A (en) * 1984-05-04 1987-06-09 Fujirebio Kabushiki Kaisha Antihypertensive 1,4-dihydropyridines having a conjugated ester
FR2568773B1 (fr) * 1984-08-10 1989-03-03 Sandoz Lab Nouvelles compositions pharmaceutiques administrables par voie nasale
AT381306B (de) * 1984-08-28 1986-09-25 Bayer Ag Verfahren zur herstellung von unsymmetrischen 1,4-dihydropyridindicarbonsaeureestern
NO854021L (no) * 1984-10-26 1986-04-28 Bayer Ag 1,4-dihydropyridin-hydroksyaminer og fremgangsmaate til fremstilling derav.
NL8503262A (nl) * 1984-12-10 1986-07-01 Sandoz Ag 1,4-dihydropyridinederivaten, werkwijze voor het bereiden van deze derivaten en farmaceutische preparaten die ze bevatten.
US4833150A (en) * 1985-03-14 1989-05-23 Nelson Research & Development Co. 1,4-dihydropyridines
US4659717A (en) * 1985-08-21 1987-04-21 Eli Lilly And Company Dihydropyridines useful in the treatment of angina and stroke
US4735956A (en) * 1985-09-13 1988-04-05 Merck & Co., Inc. Certain 1,4-dihydro-2,6-di-lower hydrocarbyl-4-heterocyclic-3,5-pyridine dicarboxylates which are useful as calcium channel blockers
JPS62174050A (ja) * 1985-10-21 1987-07-30 Nippon Shoji Kk ３−アミノカルボニル−１，４−ジヒドロピリジン−５−カルボン酸誘導体、その製法および医薬組成物
DE3544211A1 (de) * 1985-12-13 1987-06-19 Bayer Ag Neue, fluorhaltige 1,4-dihydropyridine, verfahren zu ihrer herstellung sowie ihre verwendung als arzneimittel
US4771057A (en) * 1986-02-03 1988-09-13 University Of Alberta Reduced pyridyl derivatives with cardiovascular regulating properties
US4849436A (en) * 1986-03-11 1989-07-18 Nelson Research & Development Co. 1,4-dihydropyridines
FR2596760B1 (fr) * 1986-04-02 1988-12-09 Sori Soc Rech Ind Derives dissymetriques de l'acide 1,4-dihydropyridine-3,5-dicarboxylique, procedes de preparation et utilisation en therapeutique
US4814455A (en) * 1986-04-16 1989-03-21 Bristol-Myers Company Dihydro-3,5-dicarboxylates
US4769382A (en) * 1986-09-30 1988-09-06 Institut Organischeskogo Sinteza Leningradsky Nauchno-Issledovatelsky Institut Preparation for preventing and treatment of skin radiation burn lesions
DE3724909A1 (de) * 1987-07-28 1989-02-09 Bayer Ag Neue substituierte nitro-dihydropyridine, verfahren zu ihrer herstellung und ihre verwendung
US5470982A (en) * 1988-01-20 1995-11-28 Bayer Aktiengesellschaft Disubstituted pyridines
JPH01151557A (ja) * 1988-11-15 1989-06-14 Otsuka Pharmaceut Co Ltd 降圧剤
JPH02149563A (ja) * 1988-11-30 1990-06-08 Nisshin Flour Milling Co Ltd ２−ハロエトキシカルボニル基を含有する１，４−ジヒドロピリジン誘導体の製造法
ES2096179T3 (es) * 1992-10-30 1997-03-01 Bayer Ag Dihidropiridinas sustituidas en la posicion 4 con un heterociclilfenilo.
DE4236707A1 (de) * 1992-10-30 1994-05-05 Bayer Ag 4-Heterocyclyl substituierte Dihydropyridine
US6001857A (en) * 1992-10-30 1999-12-14 Bayer Aktiengesellschaft Heterocyclyl substituted dihydropyridines
DE4342193A1 (de) * 1993-12-10 1995-06-14 Bayer Ag Arylsubstituierte Alkoxycarbonyl-1,4-dihydropyridin-5-carbonsäureester
EE03192B1 (et) * 1993-12-10 1999-06-15 Bayer Aktiengesellschaft Isopropüül-(2-metoksüetüül)-4-(2-kloro-3-tsüanofenüül)-1,4-dihüdro-2,6-dimetüülpüri diin-3,5-dikarboksülaat, selle enantiomeerid ja vaheühend, meetodid nimetatud ühendite valmistamiseks ja kasutamine
PT657432E (pt) 1993-12-10 2003-07-31 Bayer Ag 1,4-di-hidropiridinas fenil-substituidas com actividade cerebral
DE4429786A1 (de) * 1994-08-23 1996-02-29 Bayer Ag Verwendung von substituierten 6-Amino-4H-pyranen
DE19529859A1 (de) * 1995-08-14 1997-02-20 Bayer Ag Verwendung von Acyl-substituierten Aminopyranen
DE19529858A1 (de) * 1995-08-14 1997-02-20 Bayer Ag Substituierte 4H-Pyrane
US5977369A (en) * 1995-12-28 1999-11-02 Napp Technologies, Inc. Process to prepare dihydropyridine and derivatives thereof
IT1283793B1 (it) * 1996-08-23 1998-04-30 Lusochimica Spa Processo per la preparazione di diidropiridine
US6537504B1 (en) 1998-04-06 2003-03-25 Li Young Method and apparatus for concurrent and sequential multi-step reactions for producing a plurality of different chemical compounds
WO2001066544A2 (en) * 2000-03-03 2001-09-13 Abbott Laboratories Tricyclic dihydropyrazolone and tricyclic dihydroisoxazolone potassium channel openers
US6538004B2 (en) 2000-03-03 2003-03-25 Abbott Laboratories Tricyclic dihydropyrazolone and tricyclic dihydroisoxazolone potassium channel openers
CN105669532B (zh) * 2014-12-03 2018-11-02 广州市恒诺康医药科技有限公司 尼莫地平水溶性衍生物及其制备方法和应用

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2117573C3 (de) * 1971-04-10 1978-07-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von unsymmetrischen l,4-Dihydropyridin-3,5dicarbonsäureestern, sowie ihre Verwendung als Arzneimittel
DE2117571C3 (de) * 1971-04-10 1979-10-11 Bayer Ag, 5090 Leverkusen Unsymmetrische 1,4-Dihydropyridin-33-dicarbonsäureester, Verfahren zu ihrer Herstellung sowie ihre Verwendung als Arzneimittel
US3932645A (en) * 1971-04-10 1976-01-13 Farbenfabriken Bayer Ag Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylic acid
DE2210674C3 (de) * 1972-03-06 1981-09-24 Bayer Ag, 5090 Leverkusen 2-Amino-6-methyl-1,4-dihydropyridine, Verfahren zu ihrer Herstellung und sie enthaltende Arzneimittel
DE2210672C3 (de) * 1972-03-06 1980-03-20 Bayer Ag, 5090 Leverkusen N-substituierte unsymmetrische 1 ^-Dihydropyridin-S^-dicarbonsäureester, Verfahren zu ihrer Herstellung sowie ihre Verwendung als Arzneimittel
DE2235406C3 (de) * 1972-07-19 1982-01-07 Bayer Ag, 5090 Leverkusen 2-Amino-4H-pyrane, Verfahren zu ihrer Herstellung sowie ihre Verwendung als Arzneimittel
DE2650013C3 (de) * 1976-10-30 1981-04-02 Bayer Ag, 5090 Leverkusen 1.4-Dihydro-2.6-dimethyl-4-(3-nitrophenyl)-3.5-pyridindicarbonsäureisopropyl-(2-propoxy-äthyl)-ester, Verfahren zu seiner Herstellung sowie ihn enthaltende Arzneimittel
DE2659665A1 (de) * 1976-12-30 1978-07-13 Nattermann A & Cie Neue 1,4-dihydropyridin-derivate
DK149855C (da) * 1977-06-20 1987-04-21 Sandoz Ag Analogifremgangsmaade til fremstilling af 1,4-dihydropyridinderivater
SU740768A1 (ru) * 1977-11-21 1980-06-15 Институт Органического Синтеза Ан Латвийской Сср Способ получени эфиров 2,6-диметил1,4-дигидропиридин-3,5-дикарбоновой кислоты
SU725406A1 (ru) * 1978-08-08 1981-07-30 Ордена Трудового Красного Знамениинститут Органического Синтеза Ah Латвий-Ской Ccp Эфиры диметил дигидропиридин диКАРбОНОВОй КиСлОТы,ОблАдАющиЕ АНТи-МЕТАСТАТичЕСКОй АКТиВНОСТью
JPS5527054A (en) * 1978-08-15 1980-02-26 Gen Foods Corp Adsorption method
US4307103A (en) * 1978-09-08 1981-12-22 Fujisawa Pharmaceutical Co., Ltd. Dihydropyridine derivative, processes for preparation thereof and pharmaceutical composition comprising the same
DE2847236A1 (de) * 1978-10-31 1980-05-14 Bayer Ag Neue dihydropyridine mit substituierten estergruppierungen, mehrer verfahren zu ihrer herstellung sowie ihre verwendung als arzneimittel
US4258042A (en) * 1980-04-11 1981-03-24 Usv Pharmaceutical Corporation Antihypertensive pyridines and compositions
DE3018259A1 (de) * 1980-05-13 1981-11-19 Bayer Ag, 5090 Leverkusen 1,4-dihydropyridine mit unterschiedlichen substituenten in 2- und 6-position, verfahren zu ihrer herstellung und ihre verwendung in arzneimitteln
DE3022030A1 (de) * 1980-06-12 1981-12-17 Bayer Ag, 5090 Leverkusen 4-thiazol- bzw. 4-imidazol-substituierte, 1,4-dihydropyridine, verfahren zu deren herstellung sowie diese enthaltende arzneimittel
DE3042769A1 (de) * 1980-11-13 1982-06-09 Bayer Ag, 5090 Leverkusen C-3 verknuepfte 1,4-dihydropyridine, ihre verwendung in arzneimitteln und verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
FI830776A0 (fi) 1983-03-08
GR78508B (xx) 1984-09-27
EP0088276B1 (de) 1986-04-30
ES520441A0 (es) 1983-12-16
DE3363244D1 (en) 1986-06-05
EP0088276A1 (de) 1983-09-14
PH20468A (en) 1987-01-14
PT76316B (en) 1985-11-25
KR840004074A (ko) 1984-10-06
IL68075A0 (en) 1983-06-15
ZA831633B (en) 1983-12-28
NO830612L (no) 1983-09-12
DK114783A (da) 1983-09-11
DE3208628A1 (de) 1983-09-22
ATE19513T1 (de) 1986-05-15
CA1239401A (en) 1988-07-19
ES8401466A1 (es) 1983-12-16
PT76316A (en) 1983-04-01
JPS58164575A (ja) 1983-09-29
AU1214383A (en) 1983-09-15
US4622332A (en) 1986-11-11
DK114783D0 (da) 1983-03-09

Similar Documents

Publication Publication Date Title
FI830776A0 (fi) Nya foereningar, foerfarande foer deras framstaellning samt deras anvaendning som laekemedel
JPS568361A (en) Pyroglutamic acid derivative and analogue
DK633088A (da) Kollagenaseinhibitorer
DK0479546T3 (da) Piperazinderivater
ES8604543A1 (es) Procedimiento para la obtencion de derivados piperazinicos
FI832639A0 (fi) Nya muramylpeptider och foerfarande foer deras framstaellning
ES2065994T3 (es) Beta-dicetonas substituidas.
SE7906507L (sv) Fenyl-1-piperazinderivat
ES8703424A1 (es) Procedimiento para la obtencion de compuestos de amida
ES535354A0 (es) Procedimiento para preparar derivados cefemicos
AU4271389A (en) Phenylalkyl or phenylalkoxyethyl substituted piperazine derivatives
FI843617A0 (fi) 4-(2-alkynyloxi-2-hydroxipropyl)- piperazin-1-yl-n-fenyl-acetamidderivat.
FI860145A0 (fi) Herbicider av typ n-(fosfonometylglycyl)sulfonylaminer.
ES8103740A1 (es) Procedimiento para la obtencion de nuevos derivados de la piperacina metanimina
CA2053705A1 (en) Piperazine derivatives
ES8302712A1 (es) Un nuevo procedimiento de preparacion de imidazobenzodiazepinas.
ES8206464A1 (es) Procedimiento de preparacion de nuevos derivados de pirrol

Legal Events

Date Code Title Description
FA Application withdrawn

Owner name: BAYER AKTIENGESELLSCHAFT