AU7855781A - 3,4-disubstituted-1,2,5-oxadiazole 2-oxides - Google Patents

3,4-disubstituted-1,2,5-oxadiazole 2-oxides

Info

Publication number
AU7855781A
AU7855781A AU78557/81A AU7855781A AU7855781A AU 7855781 A AU7855781 A AU 7855781A AU 78557/81 A AU78557/81 A AU 78557/81A AU 7855781 A AU7855781 A AU 7855781A AU 7855781 A AU7855781 A AU 7855781A
Authority
AU
Australia
Prior art keywords
denotes
see diagramm
conhr
atoms
formula
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.)
Abandoned
Application number
AU78557/81A
Inventor
Rudi Beyerle
Helmut Bohn
Melitta Just
Piero A. Martorana
Anton Mogilev
Rolf-Eberhard Nitz
Karl Schonafinger
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.)
Sanofi Aventis Deutschland GmbH
Original Assignee
Cassella 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 Cassella AG filed Critical Cassella AG
Publication of AU7855781A publication Critical patent/AU7855781A/en
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
    • A61K31/7028—Compounds having saccharide radicals attached to non-saccharide compounds by glycosidic linkages
    • A61K31/7034—Compounds having saccharide radicals attached to non-saccharide compounds by glycosidic linkages attached to a carbocyclic compound, e.g. phloridzin
    • A61K31/704—Compounds having saccharide radicals attached to non-saccharide compounds by glycosidic linkages attached to a carbocyclic compound, e.g. phloridzin attached to a condensed carbocyclic ring system, e.g. sennosides, thiocolchicosides, escin, daunorubicin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/42—Oxazoles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/47—Quinolines; Isoquinolines
    • A61K31/475—Quinolines; Isoquinolines having an indole ring, e.g. yohimbine, reserpine, strychnine, vinblastine
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/50—Pyridazines; Hydrogenated pyridazines
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
    • 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
    • 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
    • C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
    • C07D271/02—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms not condensed with other rings
    • C07D271/08—1,2,5-Oxadiazoles; Hydrogenated 1,2,5-oxadiazoles

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cardiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vascular Medicine (AREA)
  • Urology & Nephrology (AREA)
  • Molecular Biology (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cephalosporin Compounds (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Abstract

1. Claims for the contracting States : BE, CH, DE, FR, GB, IT, LI, NL, SE 3,4-Disubstituted 1,2,5-oxadiazole-2-oxides of the formula I see diagramm : EP0054873,P10,F11 wherein one of the radicals R**1 and R**2 denotes -CH3 and the other denotes -CONHR**3 N(R**4 )2 , see diagramm : EP0054873,P10,F13 see diagramm : EP0054873,P10,F1 see diagramm : EP0054873,P10,F3 -CONHR**3 OR**6 , -CONHR**7 , -CONR**4 R**8 , see diagramm : EP0054873,P10,F5 see diagramm : EP0054873,P10,F6 wherein R**3 denotes an alkylene radical -Cn H2n -, wherein n = 2, 3 or 4, R**4 and R**8 denote -CH3 or - C2 H5 , R**5 denotes -OCH3 or -Cl, R**6 denotes -H or -CH3 , R**7 denotes alkyl having 1 to 4 atoms, cycloalkyl having 5 to 7 C atoms, allyl, or pyridyl methyl, and X denotes -(CH2 )2 -O-(CH2 )2 -, see diagramm : EP0054873,P10,F8 -CH2 CH2 CH2 CH2 - or -CH2 CH2 CH2 CH2 CH2 - and pharmacologically acceptable acid addition compounds thereof. 1. Claims for the contracting State : AT Process for the preparation of 3,4-disubstituted 1,2,5-oxadiazole-2-oxides of the formula I see diagramm : EP0054873,P11,F2 wherein one of the radicals R**1 and R**2 denotes -CH3 and the other denotes -CONHR**3 N(R**4 )2 , see diagramm : EP0054873,P11,F3 see diagramm : EP0054873,P11,F4 see diagramm : EP0054873,P11,F5 -CONHR**3 OR**6 , -CONHR**7 , -CONR**4 R**8 , see diagramm : EP0054873,P11,F7 see diagramm : EP0054873,P11,F8 wherein R**3 denotes an alkylene radical -Cn H2n -, wherein n = 2, 3 or 4, R**4 and R**8 denote -CH3 or -C2 H5 , R**5 denotes -OCH3 or -Cl, R**6 denotes -H or -CH3 , R**7 denotes alkyl having 1 to 4 C atoms, cycloalkyl having 5 to 7 C atoms, allyl, or pyridyl methyl, and X denotes -(CH2 )2 -O-(CH2 )2 -, see diagramm : EP0054873,P11,F11 -CH2 CH2 CH2 CH2 - or -CH2 CH2 CH2 CH2 CH2 - as well as pharmacologically acceptable acid addition compounds thereof, characterised in that for the preparation of compounds of the formula Ia see diagramm : EP0054873,P11,F11 a 3-methyl-1,2,5-oxadiazole-2-oxide-4-carboxylic acid ester of the formula II see diagramm : EP0054873,P12,F1 wherein R**9 denotes alkyl having 1 to 6 C atoms, is reacted with an amine HZ and the amine employed here is selected in such a way that the radical Z, together with the carbonyl group of the ester II, forms the radical R**1 , and the resulting compound is, if appropriate, converted into an acid addition compound or, if appropriate, for the preparation of the compounds of the formula Ib see diagramm : EP0054873,P12,F4 is heated to temperatures from 150 to 220 degrees C, preferably 180 to 200 degrees C, and the resulting compound is, if appropriate, converted into an acid addition compound.
AU78557/81A 1980-12-18 1981-12-16 3,4-disubstituted-1,2,5-oxadiazole 2-oxides Abandoned AU7855781A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE30477497 1980-12-18
DE19803047749 DE3047749A1 (en) 1980-12-18 1980-12-18 3,4-DISUBSTITUTED 1,2,5-OXDIAZOLE-2-OXIDES, METHOD FOR THE PRODUCTION THEREOF, THEIR USE AND PHARMACEUTICAL PREPARATIONS CONTAINING THE SAME

Publications (1)

Publication Number Publication Date
AU7855781A true AU7855781A (en) 1982-06-24

Family

ID=6119512

Family Applications (1)

Application Number Title Priority Date Filing Date
AU78557/81A Abandoned AU7855781A (en) 1980-12-18 1981-12-16 3,4-disubstituted-1,2,5-oxadiazole 2-oxides

Country Status (14)

Country Link
EP (1) EP0054873B1 (en)
JP (1) JPS57123174A (en)
AT (1) ATE9692T1 (en)
AU (1) AU7855781A (en)
CA (1) CA1173034A (en)
DD (1) DD202019A5 (en)
DE (2) DE3047749A1 (en)
DK (1) DK533781A (en)
ES (1) ES508087A0 (en)
HU (1) HU183750B (en)
NO (1) NO814097L (en)
PL (1) PL234258A1 (en)
SU (1) SU1152519A3 (en)
ZA (1) ZA818725B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507485A (en) * 1984-01-23 1985-03-26 Bristol-Myers Company 3,4-Disubstituted-1,2,5-oxadiazoles having histamine H2 -receptor antagonist activity
DE4217794A1 (en) * 1992-05-29 1993-12-02 Cassella Ag Phenylfuroxane
DE4218582A1 (en) * 1992-06-05 1993-12-09 Cassella Ag Pyridyl-1,2,5-oxadiazole-carbonamide-2-oxides
DE4218979A1 (en) * 1992-06-10 1993-12-16 Cassella Ag Pyrimidofuroxanes
DE4220264A1 (en) * 1992-06-20 1993-12-23 Cassella Ag Phenyl-1,2,5-oxadiazole-carbonamide-2-oxide
DE4223800A1 (en) * 1992-07-20 1994-01-27 Cassella Farbwerke Mainkur Ag Use of 1.2.5-oxadiazole-2-oxides for the treatment of erectile dysfunctions
DE4401150A1 (en) * 1994-01-17 1995-07-20 Cassella Ag Furazancarbonsäurederivate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH498857A (en) * 1968-02-06 1970-11-15 Geigy Ag J R Pharmaceutical furazan derivatives prodn
GB1474692A (en) * 1973-05-21 1977-05-25 Ici Ltd Furoxan production

Also Published As

Publication number Publication date
DE3166527D1 (en) 1984-11-08
EP0054873B1 (en) 1984-10-03
ATE9692T1 (en) 1984-10-15
ES8300102A1 (en) 1982-10-01
EP0054873A1 (en) 1982-06-30
JPS57123174A (en) 1982-07-31
DK533781A (en) 1982-06-19
ZA818725B (en) 1982-11-24
HU183750B (en) 1984-05-28
ES508087A0 (en) 1982-10-01
CA1173034A (en) 1984-08-21
DD202019A5 (en) 1983-08-24
SU1152519A3 (en) 1985-04-23
DE3047749A1 (en) 1982-07-22
PL234258A1 (en) 1982-08-02
NO814097L (en) 1982-06-21

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