ES8304568A1 - Un procedimiento para la preparacion de una 5-py-benzoxazol-2(3h) ona. - Google Patents

Un procedimiento para la preparacion de una 5-py-benzoxazol-2(3h) ona.

Info

Publication number
ES8304568A1
ES8304568A1 ES507383A ES507383A ES8304568A1 ES 8304568 A1 ES8304568 A1 ES 8304568A1 ES 507383 A ES507383 A ES 507383A ES 507383 A ES507383 A ES 507383A ES 8304568 A1 ES8304568 A1 ES 8304568A1
Authority
ES
Spain
Prior art keywords
pyridinyl
substitute
cardiotonics
benzoxazol
ones
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.)
Expired
Application number
ES507383A
Other languages
English (en)
Other versions
ES507383A0 (es
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.)
STWB Inc
Original Assignee
Sterling Drug Inc
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 Sterling Drug Inc filed Critical Sterling Drug Inc
Publication of ES8304568A1 publication Critical patent/ES8304568A1/es
Publication of ES507383A0 publication Critical patent/ES507383A0/es
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D413/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/24Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/28Radicals substituted by singly-bound oxygen or sulphur atoms
    • C07D213/30Oxygen atoms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • A61P9/04Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/24Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/36Radicals substituted by singly-bound nitrogen atoms
    • C07D213/38Radicals substituted by singly-bound nitrogen atoms having only hydrogen or hydrocarbon radicals attached to the substituent nitrogen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Cardiology (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hospice & Palliative Care (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE 5-PY-BENZOXAZOL-2-(3H)-ONAS Y DE SUS SALES CATIONICAS O DE ADICION DE ACIDO, DE FORMULA (I), EN LA QUE PY ES 4- O 3-PIRIDINILO SIN SUSTITUIR O SUSTITUIDO POR UNO O DOS ALQUILO INFERIOR. CONSISTE EN LA REACCION DE UN 2-AMINO-4-PY-FENOL CON UN AGENTE CARBONILANTE TAL COMO CARBONILDIIMIDAZOL. LA REACCION SE LLEVA A CABO EN UN DISOLVENTE APROTICO INERTE, A UNA TEMPERATURA ENTRE LA AMBIENTE Y 100 C. EL COMPUESTO OBTENIDO SE PUEDE CONVERTIR EN UNA SAL CATIONICA O EN UNA SAL DE ADICION DE ACIDO. ESTOS COMPUESTOS TIENEN APLICACIONES FARMACOLOGICAS COMO CARDIOTONICOS.
ES507383A 1980-11-24 1981-11-23 Un procedimiento para la preparacion de una 5-py-benzoxazol-2(3h) ona. Granted ES507383A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/209,416 US4310531A (en) 1980-11-24 1980-11-24 5-(Pyridinyl)-benzoxazol-2(3H)-ones and their use as cardiotonics

Publications (2)

Publication Number Publication Date
ES8304568A1 true ES8304568A1 (es) 1983-03-01
ES507383A0 ES507383A0 (es) 1983-03-01

Family

ID=22778673

Family Applications (1)

Application Number Title Priority Date Filing Date
ES507383A Granted ES507383A0 (es) 1980-11-24 1981-11-23 Un procedimiento para la preparacion de una 5-py-benzoxazol-2(3h) ona.

Country Status (26)

Country Link
US (1) US4310531A (es)
JP (1) JPS57116068A (es)
KR (1) KR830007637A (es)
AR (1) AR231139A1 (es)
AT (1) AT379808B (es)
AU (1) AU545707B2 (es)
BE (1) BE891017A (es)
CA (1) CA1159835A (es)
CH (1) CH652124A5 (es)
DE (1) DE3145847A1 (es)
DK (1) DK510881A (es)
ES (1) ES507383A0 (es)
FI (1) FI813550A7 (es)
FR (1) FR2494690A1 (es)
GB (1) GB2098594B (es)
GR (1) GR78020B (es)
IL (1) IL64129A (es)
IT (1) IT1144937B (es)
LU (1) LU83770A1 (es)
NL (1) NL8105204A (es)
NO (1) NO813911L (es)
NZ (1) NZ198819A (es)
PH (1) PH17977A (es)
PT (1) PT73986B (es)
SE (1) SE8106871L (es)
ZA (1) ZA817487B (es)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1183046A (en) * 1966-06-28 1970-03-04 Allen & Hanburys Ltd Novel Heterocyclic Compounds
CH532077A (de) * 1968-05-31 1972-12-31 Robapharm A G Verfahren zur Herstellung von neuen basischen Derivaten des Benzoxazolin-2-ons

Also Published As

Publication number Publication date
GB2098594B (en) 1984-08-22
PT73986A (en) 1981-12-01
IT8125143A0 (it) 1981-11-17
LU83770A1 (fr) 1982-06-30
GR78020B (es) 1984-09-26
PH17977A (en) 1985-02-22
KR830007637A (ko) 1983-11-04
AT379808B (de) 1986-03-10
NZ198819A (en) 1984-07-06
AR231139A1 (es) 1984-09-28
AU7741781A (en) 1982-06-03
PT73986B (en) 1983-04-18
ZA817487B (en) 1982-10-27
JPS57116068A (en) 1982-07-19
US4310531A (en) 1982-01-12
IL64129A0 (en) 1982-01-31
FR2494690A1 (fr) 1982-05-28
AU545707B2 (en) 1985-07-25
BE891017A (fr) 1982-05-06
SE8106871L (sv) 1982-05-25
GB2098594A (en) 1982-11-24
FI813550L (fi) 1982-05-25
IL64129A (en) 1985-02-28
NL8105204A (nl) 1982-06-16
CH652124A5 (fr) 1985-10-31
ATA498981A (de) 1985-07-15
CA1159835A (en) 1984-01-03
FI813550A7 (fi) 1982-05-25
ES507383A0 (es) 1983-03-01
DE3145847A1 (de) 1982-08-19
IT1144937B (it) 1986-10-29
NO813911L (no) 1982-05-25
FR2494690B1 (es) 1985-05-17
DK510881A (da) 1982-05-25

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