ES2040177A1 - Procedimiento para la sintesis de la 8-cloro-6, 11-dihidro-11, (1-etoxicarbonil-4-piperidiliden) -5h-benzo (5,6) ciclohepta-(1,2-b) piridina. - Google Patents

Procedimiento para la sintesis de la 8-cloro-6, 11-dihidro-11, (1-etoxicarbonil-4-piperidiliden) -5h-benzo (5,6) ciclohepta-(1,2-b) piridina.

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Publication number
ES2040177A1
ES2040177A1 ES929200504A ES9200504A ES2040177A1 ES 2040177 A1 ES2040177 A1 ES 2040177A1 ES 929200504 A ES929200504 A ES 929200504A ES 9200504 A ES9200504 A ES 9200504A ES 2040177 A1 ES2040177 A1 ES 2040177A1
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ES
Spain
Prior art keywords
deriv
antihistaminic
prepn
pyridine
cyclohepta
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Granted
Application number
ES929200504A
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English (en)
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ES2040177B1 (es
Inventor
S A Tamarang
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Individual
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Priority to ES9200504A priority Critical patent/ES2040177B1/es
Publication of ES2040177A1 publication Critical patent/ES2040177A1/es
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Publication of ES2040177B1 publication Critical patent/ES2040177B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

PROCEDIMIENTO PARA LA SINTESIS DE LA 8-CLORO-6, 11-DIHIDRO-11- (1-ETOXICARBONIL-4-PIPERIDILIDEN) -5H-BENZO (5,6) CICLOHEPTA-(1,2-B) PIRIDINA. EL PROCEDIMIENTO DE LA INVENCION CONSISTE EN HACER REACCIONAR LA 4,8-CLORO-6, 11-DIHIDRO-5H-BENZO (5,6) CICLOHEPTA-(1,2-B) PIRIDINA CON UN TRIALQUILFOSFITO PARA OBTENER [8-CLORO-6, 11-DIHIDRO-5H-BENZO (5,6) CICLOHEPTA-(1,2-B) PIRIDIN-4-IL] FOSFONATO DE DIMETILO, QUE A SU VEZ REACCIONA CON EL 1-ETOXICARBONIL-4-PIPERIDONA PARA OBTENER LA 8-CLORO-6, 11-DIHIDRO-11- [1-ETOXICARBONIL-4-PIPERIDILIDEN-5H-BENZO (5,6) CICLOHEPTA (1,2-B) PIRIDINA] SEGUN FORMULA (1) UTILIZANDO UN EXCESO DE TRIALQUILFOSFITO Y HACIENDO REACCIONAR [8-CLORO-6, 11-DIHIDRO-5H-BENZO (5,6) CICLO-HEPTA (1,2-B) PIRIDIN-4-IL] FOSFONATO DE DIMETILO, CON EL ETOXICARBONIL-4-PIPERIDONA, EN UN DISOLVENTE INERTE, EN PRESENCIA DE UNA BASE, SIENDO ESPECIFICAMENTE APLICABLE EL PRODUCTO OBTENIDO COMO ANTIHISTAMICO EN FARMACOLOGIA.
ES9200504A 1992-03-06 1992-03-06 Procedimiento para la sintesis de la 8-cloro-6, 11-dihidro-11, (1-etoxicarbonil-4-piperidiliden) -5h-benzo (5,6) ciclohepta-(1,2-b) piridina. Expired - Lifetime ES2040177B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9200504A ES2040177B1 (es) 1992-03-06 1992-03-06 Procedimiento para la sintesis de la 8-cloro-6, 11-dihidro-11, (1-etoxicarbonil-4-piperidiliden) -5h-benzo (5,6) ciclohepta-(1,2-b) piridina.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9200504A ES2040177B1 (es) 1992-03-06 1992-03-06 Procedimiento para la sintesis de la 8-cloro-6, 11-dihidro-11, (1-etoxicarbonil-4-piperidiliden) -5h-benzo (5,6) ciclohepta-(1,2-b) piridina.

Publications (2)

Publication Number Publication Date
ES2040177A1 true ES2040177A1 (es) 1993-10-01
ES2040177B1 ES2040177B1 (es) 1994-05-16

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Application Number Title Priority Date Filing Date
ES9200504A Expired - Lifetime ES2040177B1 (es) 1992-03-06 1992-03-06 Procedimiento para la sintesis de la 8-cloro-6, 11-dihidro-11, (1-etoxicarbonil-4-piperidiliden) -5h-benzo (5,6) ciclohepta-(1,2-b) piridina.

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ES (1) ES2040177B1 (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2080699A1 (es) * 1994-07-27 1996-02-01 Farmahispania S A Nuevos derivados de 2-(1-etoxicarbonil-4-piperidiliden)metil)piridina y un procedimiento para su obtencion.
CN107501323A (zh) * 2017-08-28 2017-12-22 四川大学 一种三环膦酸酯类化合物的制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326924A (en) * 1963-04-24 1967-06-20 Schering Corp Novel aza-dibenzo[a, d]-cycloheptene derivatives
US4282233A (en) * 1980-06-19 1981-08-04 Schering Corporation Antihistaminic 11-(4-piperidylidene)-5H-benzo-[5,6]-cyclohepta-[1,2-b]-pyridines
US4659716A (en) * 1984-02-15 1987-04-21 Schering Corporation Antihistaminic 8-(halo)-substituted 6,11-dihydro-11-(4-piperidylidene)-5H-benzo[5,6]cyclohepta[1,2-b]pyridines

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326924A (en) * 1963-04-24 1967-06-20 Schering Corp Novel aza-dibenzo[a, d]-cycloheptene derivatives
US4282233A (en) * 1980-06-19 1981-08-04 Schering Corporation Antihistaminic 11-(4-piperidylidene)-5H-benzo-[5,6]-cyclohepta-[1,2-b]-pyridines
US4282233B1 (en) * 1980-06-19 2000-09-05 Schering Corp Antihistaminic 11-(4-piperidylidene)-5h-benzoÄ5,6Ü-cyclohepta-Ä1,2Ü-pyridines
US4659716A (en) * 1984-02-15 1987-04-21 Schering Corporation Antihistaminic 8-(halo)-substituted 6,11-dihydro-11-(4-piperidylidene)-5H-benzo[5,6]cyclohepta[1,2-b]pyridines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2080699A1 (es) * 1994-07-27 1996-02-01 Farmahispania S A Nuevos derivados de 2-(1-etoxicarbonil-4-piperidiliden)metil)piridina y un procedimiento para su obtencion.
CN107501323A (zh) * 2017-08-28 2017-12-22 四川大学 一种三环膦酸酯类化合物的制备方法

Also Published As

Publication number Publication date
ES2040177B1 (es) 1994-05-16

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