ES8705880A1 - Procedimiento de obtencion de 4-(7 benzofuril)-2,6-dimentil-1,4-dihidropiridinas-3,5-diesterificadas simetricas - Google Patents

Procedimiento de obtencion de 4-(7 benzofuril)-2,6-dimentil-1,4-dihidropiridinas-3,5-diesterificadas simetricas

Info

Publication number
ES8705880A1
ES8705880A1 ES553404A ES553404A ES8705880A1 ES 8705880 A1 ES8705880 A1 ES 8705880A1 ES 553404 A ES553404 A ES 553404A ES 553404 A ES553404 A ES 553404A ES 8705880 A1 ES8705880 A1 ES 8705880A1
Authority
ES
Spain
Prior art keywords
benzofuryl
pyridine
hydro
symmetrical
methyl
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
ES553404A
Other languages
English (en)
Other versions
ES553404A0 (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.)
Laboratorios Menarini SA
Original Assignee
Laboratorios Menarini SA
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 Laboratorios Menarini SA filed Critical Laboratorios Menarini SA
Priority to ES553404A priority Critical patent/ES8705880A1/es
Publication of ES8705880A1 publication Critical patent/ES8705880A1/es
Publication of ES553404A0 publication Critical patent/ES553404A0/es
Expired legal-status Critical Current

Links

Landscapes

  • Plural Heterocyclic Compounds (AREA)
  • Furan Compounds (AREA)

Abstract

METODO DE OBTENER 4-(7K-BENZOFURIL)-2,6-DIMETIL-1,4-DIHIDROPIRIDINAS-3,5-DIESTERIFICADAS SIMETRICAS. CONSISTE EN HACER REACCIONAR UN COMPUESTO DE FORMULA (II) PARA OBTENER COMPUESTOS DE FORMULA (I), EN UN DISOLVENTE ETEREO ANHIDRO, CON HIDROLISIS ACIDA A UN PH ENTRE 9 Y 11 Y PURIFICACION FINAL DEL ALDEHIDO POR EXTRACCION CON BISULFITO SODICO A TEMPERATURA INFERIOR A 15JC, ROMPIENDO EL COMPLEJO FORMADO EN MEDIO BASICO Y EXTRAYENDO DE LA SOLUCION ACUOSA, TRAS LO CUAL SE TRATA EL PRODUCTO CON EL DOBLE DE LA CANTIDAD EQUIMOLAR DEL ACETOACETATO, EMPLEANDO COMO DISOLVENTE ALCOHOL DE ACETATO Y DURANTE UN TIEMPO DE 15 A 25 HORAS. TIENEN APLICACIONES FARMACEUTICAS POR SUS EFECTOS HIPOTENSORES.
ES553404A 1986-03-25 1986-03-25 Procedimiento de obtencion de 4-(7 benzofuril)-2,6-dimentil-1,4-dihidropiridinas-3,5-diesterificadas simetricas Expired ES8705880A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES553404A ES8705880A1 (es) 1986-03-25 1986-03-25 Procedimiento de obtencion de 4-(7 benzofuril)-2,6-dimentil-1,4-dihidropiridinas-3,5-diesterificadas simetricas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES553404A ES8705880A1 (es) 1986-03-25 1986-03-25 Procedimiento de obtencion de 4-(7 benzofuril)-2,6-dimentil-1,4-dihidropiridinas-3,5-diesterificadas simetricas

Publications (2)

Publication Number Publication Date
ES8705880A1 true ES8705880A1 (es) 1987-05-16
ES553404A0 ES553404A0 (es) 1987-05-16

Family

ID=8491058

Family Applications (1)

Application Number Title Priority Date Filing Date
ES553404A Expired ES8705880A1 (es) 1986-03-25 1986-03-25 Procedimiento de obtencion de 4-(7 benzofuril)-2,6-dimentil-1,4-dihidropiridinas-3,5-diesterificadas simetricas

Country Status (1)

Country Link
ES (1) ES8705880A1 (es)

Also Published As

Publication number Publication date
ES553404A0 (es) 1987-05-16

Similar Documents

Publication Publication Date Title
EP0387567A3 (en) Amphoteric polyelectrolyte, method for production thereof, and organic sludge dehydrater
NO177745C (no) Fremgangsmåte ved fremstilling av eddiksyre ved karbonylering av metanol, dimetyleter eller metylacetat
FR2716450B1 (fr) Procédé de préparation d'acide acétique par oxydation ménagée de l'éthanol.
EP0273388A3 (en) Sialic acid derivatives having active carbonyl group
KR0148213B1 (en) Phenyla lkan(en)oic acid and pharmaceutical composition comprising the same
ES8705880A1 (es) Procedimiento de obtencion de 4-(7 benzofuril)-2,6-dimentil-1,4-dihidropiridinas-3,5-diesterificadas simetricas
EP0240431A3 (en) Process for the preparation of ethylenic carbonyl compounds
SE8403268L (sv) 1,4-dihydropyridinderivat, deras framstellning och farmaceutiska beredningar innehallande dessa
EP0298756A3 (en) Optically active allyl alcohol and process for producing leucotriene b4 using thereof
NO891984D0 (no) Fremgangsmaate for fremstilling av 1,4-dikydro-4-okso-kinolin-3-karboksylsyreestere.
EP0371495A3 (en) Sialic acid derivative with active ester groups
RU98122224A (ru) Соединения со структурой камптотецина, выделенные из mappia foetida, и их использование в качестве синтонов для новых лекарственных средств, а также в качестве терапевтических средств
DD139212A1 (de) Verfahren zur herstellung eines neuen arzneimittels aus alpha,alpha-diphenyl-alpha-alkoxyessigsaeure-1-methylpiperidyl-4-ester-derivaten
DE3770244D1 (de) Neue aliphatische alkohole und ester, deren herstellung und verwendung als riechstoffe.
IT1190926B (it) Procedimento per preparare l'acido 2',4'-difluoro-4-idrossi-(1,1'-difenil)-3-carbossilico
JPS5395912A (en) New derivative of active acetic acid ulceratives
PT1214315E (pt) Esteres derivados do acido 1,4-di-hidropiridina-5-carboxilico e metodo para a sua preparacao
JPS51138614A (en) Process for preparation of formic acid and its este r
DE3167733D1 (en) Process for the preparation of acetic acid, acetaldehyde and ethanol from synthesis gas
ES8705879A1 (es) Procedimiento para la obtencion de diversos 4-(7-benzofuril)-2,6-dimetil-1,4-dihidropiridinas-3,5-diesterificadas.
DE50202087D1 (de) Verfahren zur Herstellung von Hydroxybenzoesäurebenzylestern
JPS55154984A (en) Novel 4-substituted-2h-1,3,2-oxaazaphospholine-2-oxide derivative
DE69013773T2 (de) Verfahren zur Herstellung von Polyalkyl-2-alkoxy-7-hydroxychromanderivate.
EP0099933A4 (en) PROCESS FOR THE PREPARATION OF ALPHA, OMEGA-BIS (2-CHLOROPHENOXY) -ALKANE-4,4'-DICARBOXYLIC ACID OR ITS LOWER ALKYL ESTER.
ATE25380T1 (de) Verfahren fuer die herstellung von 2-(4-(2thiazolyloxy)phenyl) propionsaeure.

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20070328