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ES2080699B1 - NEW DERIVATIVES OF 2- (1-ETOXICARBONIL-4-PIPERIDILIDEN) METHYL) PIRIDINE AND A PROCEDURE FOR ITS OBTAINING. - Google Patents

NEW DERIVATIVES OF 2- (1-ETOXICARBONIL-4-PIPERIDILIDEN) METHYL) PIRIDINE AND A PROCEDURE FOR ITS OBTAINING.

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Publication number
ES2080699B1
ES2080699B1 ES9401646A ES9401646A ES2080699B1 ES 2080699 B1 ES2080699 B1 ES 2080699B1 ES 9401646 A ES9401646 A ES 9401646A ES 9401646 A ES9401646 A ES 9401646A ES 2080699 B1 ES2080699 B1 ES 2080699B1
Authority
ES
Spain
Prior art keywords
obtaining
piperidiliden
etoxicarbonil
piridine
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 - Fee Related
Application number
ES9401646A
Other languages
Spanish (es)
Other versions
ES2080699A1 (en
Inventor
Egea Antonio Gracia
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.)
Farmahispania S A
Original Assignee
Farmahispania S A
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 Farmahispania S A filed Critical Farmahispania S A
Priority to ES9401646A priority Critical patent/ES2080699B1/en
Publication of ES2080699A1 publication Critical patent/ES2080699A1/en
Application granted granted Critical
Publication of ES2080699B1 publication Critical patent/ES2080699B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Plural Heterocyclic Compounds (AREA)

Abstract

SE DESCRIBEN NUEVOS DERIVADOS DE 2-[(1-ETOXICARBONIL-4-PIPERIDILIDEN)METIL]PIRIDINA, DE FORMULA GENERAL (I), EN LA QUE X SIGNIFICA HALOGENO, Y UN PROCEDIMIENTO PARA SU OBTENCION CONSISTENTE EN HACER REACCIONAR LOS DERIVADOS DE 2-HALOMETILPIRIDINA CORRESPONDIENTES CON FOSFITO DE TRIMETILO O TRIFENILFOSFINA Y, POSTERIORMENTE, CON N-ETOXICARBONIL-4-PIPERIDONA, EN PRESENCIA DE UNA BASE. LOS NUEVOS DERIVADOS OBTENIDOS RESULTAN UTILES COMO INTERMEDIO PARA LA OBTENCION DEL PRINCIPIO ACTIVO CONOCIDO POR EL NOMBRE GENERICO DE LORATADINA.NEW DERIVATIVES OF 2 - [(1-ETOXICARBONYL-4-PIPERIDILIDEN) METHYL] PIRIDINE ARE DESCRIBED, IN GENERAL FORMULA (I), IN WHICH X MEANS HALOGEN, AND A PROCEDURE FOR ITS CONSISTENT OBTAINING TO REACT THE DERIVATIVES 2- HALOMETILPIRIDINA CORRESPONDING WITH TRIMETILO OR TRIFENILFOSFINA PHOSPHITE AND, SUBSEQUENTLY, WITH N-ETOXICARBONIL-4-PIPERIDONA, IN THE PRESENCE OF A BASE. THE NEW DERIVATIVES OBTAINED ARE USEFUL AS AN INTERMEDIATE FOR OBTAINING THE ACTIVE PRINCIPLE KNOWN BY THE GENERIC NAME OF LORATADINE.

ES9401646A 1994-07-27 1994-07-27 NEW DERIVATIVES OF 2- (1-ETOXICARBONIL-4-PIPERIDILIDEN) METHYL) PIRIDINE AND A PROCEDURE FOR ITS OBTAINING. Expired - Fee Related ES2080699B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9401646A ES2080699B1 (en) 1994-07-27 1994-07-27 NEW DERIVATIVES OF 2- (1-ETOXICARBONIL-4-PIPERIDILIDEN) METHYL) PIRIDINE AND A PROCEDURE FOR ITS OBTAINING.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9401646A ES2080699B1 (en) 1994-07-27 1994-07-27 NEW DERIVATIVES OF 2- (1-ETOXICARBONIL-4-PIPERIDILIDEN) METHYL) PIRIDINE AND A PROCEDURE FOR ITS OBTAINING.

Publications (2)

Publication Number Publication Date
ES2080699A1 ES2080699A1 (en) 1996-02-01
ES2080699B1 true ES2080699B1 (en) 1996-10-16

Family

ID=8287055

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9401646A Expired - Fee Related ES2080699B1 (en) 1994-07-27 1994-07-27 NEW DERIVATIVES OF 2- (1-ETOXICARBONIL-4-PIPERIDILIDEN) METHYL) PIRIDINE AND A PROCEDURE FOR ITS OBTAINING.

Country Status (1)

Country Link
ES (1) ES2080699B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3677842D1 (en) * 1985-05-13 1991-04-11 Schering Corp METHOD FOR THE PRODUCTION OF PIPERIDYLIDES-DIHYDRODIBENZO (A, D) CYCLOHEPTENES AND THEIR AZODERIVATES, COMPOUNDS MADE THEREOF AND THEIR USE FOR THE PREPARATION OF MEDICINAL PRODUCTS.
US4826853A (en) * 1986-10-31 1989-05-02 Schering Corporation 6,11-Dihydro-11-(N-substituted-4-piperidylidene)-5H-benzo(5,6)cyclohepta(1,2-B)pyridines and compositions and methods of use
US5089496A (en) * 1986-10-31 1992-02-18 Schering Corporation Benzo[5,6]cycloheptapyridine compounds, compositions and method of treating allergies
US4863931A (en) * 1988-09-15 1989-09-05 Schering Corporation Antihistaminic fluoro substituted benzocycloheptapyridines
ES2040177B1 (en) * 1992-03-06 1994-05-16 S A Tamarang PROCEDURE FOR THE SYNTHESIS OF 8-CHLORO-6, 11-DIHIDRO-11, (1-ETOXICARBONIL-4-PIPERIDILIDEN) -5H-BENZO (5,6) CICLOHEPTA- (1,2-B) PIRIDINA.

Also Published As

Publication number Publication date
ES2080699A1 (en) 1996-02-01

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