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ES8206491A1 - Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina. - Google Patents

Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina.

Info

Publication number
ES8206491A1
ES8206491A1 ES507042A ES507042A ES8206491A1 ES 8206491 A1 ES8206491 A1 ES 8206491A1 ES 507042 A ES507042 A ES 507042A ES 507042 A ES507042 A ES 507042A ES 8206491 A1 ES8206491 A1 ES 8206491A1
Authority
ES
Spain
Prior art keywords
formula
procedure
diaminoquinazoline
derivatives
hydrogen
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
ES507042A
Other languages
English (en)
Other versions
ES507042A0 (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.)
Pfizer Corp Belgium
Pfizer Corp SRL
Original Assignee
Pfizer Corp Belgium
Pfizer Corp SRL
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 Pfizer Corp Belgium, Pfizer Corp SRL filed Critical Pfizer Corp Belgium
Publication of ES507042A0 publication Critical patent/ES507042A0/es
Publication of ES8206491A1 publication Critical patent/ES8206491A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
    • C07D413/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/44—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by —CHO groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
    • C07C205/57—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C205/59—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton the carbon skeleton being further substituted by singly-bound 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
    • C07D211/06—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 no double bonds between ring members or between ring members and non-ring members
    • C07D211/08—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 no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
    • C07D211/18—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 no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon 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
    • C07D211/06—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 no double bonds between ring members or between ring members and non-ring members
    • C07D211/08—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 no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
    • C07D211/18—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 no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D211/30—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 no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by doubly bound oxygen or sulfur atoms or by two oxygen or sulfur atoms singly bound to the same carbon atom
    • C07D211/32—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 no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by doubly bound oxygen or sulfur atoms or by two oxygen or sulfur atoms singly bound to the same carbon atom by 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
    • C07D211/06—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 no double bonds between ring members or between ring members and non-ring members
    • C07D211/36—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 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
    • C07D211/40—Oxygen atoms
    • C07D211/42—Oxygen atoms attached in position 3 or 5
    • 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
    • C07D211/06—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 no double bonds between ring members or between ring members and non-ring members
    • C07D211/36—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 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
    • C07D211/40—Oxygen atoms
    • C07D211/44—Oxygen atoms attached in position 4
    • C07D211/46—Oxygen atoms attached in position 4 having a hydrogen atom as the second substituent in position 4
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/95—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in positions 2 and 4
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/95—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in positions 2 and 4
    • C07D239/96—Two oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D267/00—Heterocyclic compounds containing rings of more than six members having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D267/02—Seven-membered rings
    • C07D267/08—Seven-membered rings having the hetero atoms in positions 1 and 4
    • C07D267/10—Seven-membered rings having the hetero atoms in positions 1 and 4 not condensed with other rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three 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
    • C07D307/68—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
    • C07D319/14—1,4-Dioxanes; Hydrogenated 1,4-dioxanes condensed with carbocyclic rings or ring systems
    • C07D319/16—1,4-Dioxanes; Hydrogenated 1,4-dioxanes condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D319/20—1,4-Dioxanes; Hydrogenated 1,4-dioxanes condensed with carbocyclic rings or ring systems condensed with one six-membered ring with substituents attached to the hetero ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE DERIVADOS DE 2,4-DIAMINOQUINAZOLINA Y DE SUS SALES DE ADICION DE ACIDOS FISIOLOGICAMENTE COMPATIBLES, DE FORMULA (I), EN LA QUE Y1 ES HIDROGENO O CLORO, Y2, ES OR, SIENDO R ALQUILO C1-3, Y3, ES HIDROGENO U OR, Y R1 Y R2 PUEDEN SER VARIOS TIPOS DE RADICALES. CONSISTE EN LA REACCION DE CICLACION DE UN COMPUESTO DE FORMULA (II), EN LA QUE TODOS LOS SIMBOLOS TIENEN LA MISMA SIGNIFICACION QUE EN LA FORMULA (I), POR CALENTAMIENTO A UNA TEMPERATURA ENTRE 100 Y 150 C., CON AMONIACO ANHIDRIDO, EN UN DISOLVENTE POLAR Y EN PRESENCIA DE UN AMIDURO DE METAL ALCALINO, TAL COMO AMIDURO SODICO.
ES507042A 1979-11-01 1981-11-11 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina. Expired ES8206491A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9031379A 1979-11-01 1979-11-01
US06/126,838 US4287341A (en) 1979-11-01 1980-03-03 Alkoxy-substituted-6-chloro-quinazoline-2,4-diones

Publications (2)

Publication Number Publication Date
ES507042A0 ES507042A0 (es) 1982-08-16
ES8206491A1 true ES8206491A1 (es) 1982-08-16

Family

ID=26782146

Family Applications (5)

Application Number Title Priority Date Filing Date
ES80496442A Granted ES496442A0 (es) 1979-11-01 1980-10-31 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina
ES507042A Expired ES8206491A1 (es) 1979-11-01 1981-11-11 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina.
ES507041A Granted ES507041A0 (es) 1979-11-01 1981-11-11 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina.
ES507043A Granted ES507043A0 (es) 1979-11-01 1981-11-11 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina.
ES516286A Granted ES516286A0 (es) 1979-11-01 1982-10-06 "un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina".

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES80496442A Granted ES496442A0 (es) 1979-11-01 1980-10-31 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina

Family Applications After (3)

Application Number Title Priority Date Filing Date
ES507041A Granted ES507041A0 (es) 1979-11-01 1981-11-11 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina.
ES507043A Granted ES507043A0 (es) 1979-11-01 1981-11-11 Un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina.
ES516286A Granted ES516286A0 (es) 1979-11-01 1982-10-06 "un procedimiento para la preparacion de derivados de 2,4-diaminoquinazolina".

Country Status (15)

Country Link
US (1) US4287341A (es)
EP (1) EP0028473B1 (es)
AR (1) AR227650A1 (es)
AU (1) AU520344B2 (es)
CA (1) CA1146546A (es)
DE (1) DE3069944D1 (es)
DK (1) DK153399C (es)
ES (5) ES496442A0 (es)
FI (1) FI77455C (es)
GR (1) GR70728B (es)
IE (1) IE50366B1 (es)
IL (1) IL61375A (es)
PH (3) PH17552A (es)
PT (1) PT72007B (es)
YU (1) YU41745B (es)

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US4351832A (en) * 1980-04-18 1982-09-28 American Home Products Corporation 2-(Piperazinyl)-4-pyrimidinamines
FI70411C (fi) 1980-12-29 1986-09-19 Pfizer Foerfarande foer framstaellning av nya antihypertensiva 4-amino-6,7-dimetoxi-2-piperazinokinazolin derivat
ES8405389A1 (es) * 1981-09-09 1983-11-01 Orion Yhtymae Oy "metodo para la preparacion de piperidinilquinazolidinas substituidas".
GR79603B (es) * 1982-07-24 1984-10-31 Pfizer
CH651027A5 (de) * 1982-11-12 1985-08-30 Sandoz Ag Heterocyclische verbindungen, ihre herstellung und verwendung.
CS236097B1 (en) * 1983-06-01 1985-05-15 Jan Koenig Acylderivatives of 2-piperazinochinazoline and method of their preparation
US4933460A (en) * 1983-08-22 1990-06-12 Hoechst-Roussel Pharmaceuticals Inc. Piperdine substituted phenyl hydrazones
US4634769A (en) * 1984-09-25 1987-01-06 Ortho Pharmaceutical Corporation Process for the preparation of 8-halo-5,6-dialkoxyquinazoline-2,4-diones and their salts
FR2582513B1 (fr) * 1985-05-28 1988-08-05 Synthelabo Compositions pharmaceutiques contenant de l'alfuzosine
AT384218B (de) * 1985-12-04 1987-10-12 Gerot Pharmazeutika Verfahren zur herstellung von neuen chinazolin-derivaten
US4672116A (en) * 1985-12-20 1987-06-09 Ortho Pharmaceutical Corporation Substituted 5,6-dialkoxyquinazoline derivatives
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EP0360936A1 (de) * 1988-09-29 1990-04-04 Siemens Aktiengesellschaft Österreich Verfahren zur Wandlung des Abtastsignals eines analogen Eingangssignals
EP0367888A1 (en) * 1988-11-08 1990-05-16 ISTITUTO LUSO FARMACO D'ITALIA S.p.A. 2,2-Disubstituted 2,3-dihydro-1,4-benzodioxin derivatives having hypotensive activity
GB8910722D0 (en) * 1989-05-10 1989-06-28 Smithkline Beckman Intercredit Compounds
CA2015981A1 (en) * 1989-05-10 1990-11-10 Thomas H. Brown Compounds
CZ400992A3 (en) * 1990-11-06 1993-12-15 Pfizer Quinazoline derivatives for enhancing anti-tumor activity
PT100905A (pt) * 1991-09-30 1994-02-28 Eisai Co Ltd Compostos heterociclicos azotados biciclicos contendo aneis de benzeno, ciclo-hexano ou piridina e de pirimidina, piridina ou imidazol substituidos e composicoes farmaceuticas que os contem
US5494908A (en) * 1992-11-23 1996-02-27 Hoechst-Roussel Pharmaceutical Incorporated Substituted 3-(aminoalkylamino)-1,2-benzisoxazoles and related compounds
IL108630A0 (en) * 1993-02-18 1994-05-30 Fmc Corp Insecticidal substituted 2,4-diaminoquinazolines
DE4429978A1 (de) * 1994-08-24 1996-02-29 Bayer Ag Verfahren zur Herstellung von Chinazolin-2,4-dionen
US5747490A (en) * 1995-09-29 1998-05-05 Merck & Co., Inc. Alpha 1b adrenergic receptor antagonists
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CA2173408C (en) * 1996-04-03 2001-09-04 K.S. Keshava Murthy Process for the manufacture of intermediates suitable to make doxazosin,terazosin, prazosin, tiodazosin and related antihypertensive medicines
IT1286302B1 (it) * 1996-04-10 1998-07-08 Rotta Research Lab Chinazoline-4-amino-2-(piperidino-1-il-4-sostituite) ad attivita' anti-ipertensiva, procedimento per la loro preparazione e loro uso
GB9708917D0 (en) * 1997-05-01 1997-06-25 Pfizer Ltd Compounds useful in therapy
DZ3415A1 (fr) * 2000-08-31 2002-03-07 Chiron Corp Guanidinobenzamides comme mc4-r agonistes.
ES2278016T3 (es) * 2001-04-09 2007-08-01 Novartis Vaccines And Diagnostics, Inc. Compuestos guanidino como agonistas del receptor de melanocortina 4 (mc4-r).
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US6608200B1 (en) * 2002-10-07 2003-08-19 Council Of Scientific & Industrial Research Process for the preparation of N-(2,3-Dihydrobenzo[1,4]dioxin-2-carbonyl)piperazine
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Also Published As

Publication number Publication date
AU6389680A (en) 1981-05-07
ES8400415A1 (es) 1983-10-16
ES507042A0 (es) 1982-08-16
PH17552A (en) 1984-09-20
DK462380A (da) 1981-05-02
US4287341A (en) 1981-09-01
CA1146546A (en) 1983-05-17
IL61375A0 (en) 1980-12-31
AU520344B2 (en) 1982-01-28
ES8202334A1 (es) 1982-01-16
ES8207520A1 (es) 1982-10-01
ES507043A0 (es) 1982-10-01
ES8303360A1 (es) 1983-02-01
ES516286A0 (es) 1983-10-16
PT72007B (en) 1981-08-31
FI803397L (fi) 1981-05-02
YU41745B (en) 1987-12-31
DE3069944D1 (en) 1985-02-21
EP0028473A1 (en) 1981-05-13
DK153399B (da) 1988-07-11
AR227650A1 (es) 1982-11-30
GR70728B (es) 1983-01-24
DK153399C (da) 1988-12-19
FI77455C (fi) 1989-03-10
PH18321A (en) 1985-05-29
ES507041A0 (es) 1983-02-01
PH20061A (en) 1986-09-18
IL61375A (en) 1986-09-30
EP0028473B1 (en) 1985-01-09
ES496442A0 (es) 1982-01-16
IE50366B1 (en) 1986-04-02
PT72007A (en) 1980-11-01
YU277580A (en) 1983-06-30
FI77455B (fi) 1988-11-30
IE802258L (en) 1981-05-01

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