ES8800128A1 - Procedimiento para la obtencion de bencilidencompuestos - Google Patents

Procedimiento para la obtencion de bencilidencompuestos

Info

Publication number
ES8800128A1
ES8800128A1 ES552787A ES552787A ES8800128A1 ES 8800128 A1 ES8800128 A1 ES 8800128A1 ES 552787 A ES552787 A ES 552787A ES 552787 A ES552787 A ES 552787A ES 8800128 A1 ES8800128 A1 ES 8800128A1
Authority
ES
Spain
Prior art keywords
atoms
alkyl
formula
preparation
image
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
ES552787A
Other languages
English (en)
Other versions
ES552787A0 (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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of ES552787A0 publication Critical patent/ES552787A0/es
Publication of ES8800128A1 publication Critical patent/ES8800128A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Hydrogenated Pyridines (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)

Abstract

PROCEDIMIENTO PARA OBTENER BENCILIDENCOMPUESTOS. CONSISTE EN CONDENSAR ACETALES DE FORMULA (II) CON ESTERES DE ACIDOS BETA-CETOCARBOXILICOS DE FORMULA (III), EN PRESENCIA DE AMINA, Y DE UN DILUYENTE ORGANICO (ALCANOLES) Y ENTRE 0G Y 120GC, PARA OBTENER UN COMPUESTO DE FORMULA (I). SIENDO: R ELEVADO A 1, H, NITRO, CIANO O HALOGENO; R ELEVADO A 2, ALQUILO DE C 1 A 6; Y R ELEVADO A 3, ALQUILO DE C 1 A 10 INTERRUMPIDO EN LA CADENA POR OXIGENO O SUSTITUIDO POR F, CL O HIDROXI. SE UTILIZAN COMO PRODUCTOS INTERMEDIOS PARA OBTENER COMPUESTOS BIOLOGICAMENTE ACTIVOS. *FORMULA*
ES552787A 1985-03-09 1986-03-07 Procedimiento para la obtencion de bencilidencompuestos Expired ES8800128A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853508533 DE3508533A1 (de) 1985-03-09 1985-03-09 Verfahren zur herstellung von benzylidenverbindungen

Publications (2)

Publication Number Publication Date
ES552787A0 ES552787A0 (es) 1987-11-01
ES8800128A1 true ES8800128A1 (es) 1987-11-01

Family

ID=6264783

Family Applications (1)

Application Number Title Priority Date Filing Date
ES552787A Expired ES8800128A1 (es) 1985-03-09 1986-03-07 Procedimiento para la obtencion de bencilidencompuestos

Country Status (9)

Country Link
US (1) US4633007A (es)
EP (1) EP0194490A3 (es)
JP (1) JPS61212541A (es)
KR (1) KR860007196A (es)
CA (1) CA1281032C (es)
DE (1) DE3508533A1 (es)
DK (1) DK105586A (es)
ES (1) ES8800128A1 (es)
HU (1) HU195180B (es)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414213A (en) * 1982-03-22 1983-11-08 Mead Johnson & Company Dihydropyridyl cyclic imidate esters and their pharmaceutical use
DE3312216A1 (de) * 1983-04-05 1984-10-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von symmetrischen 1,4-dihydropyridincarbonsaeureestern
BE900511A (fr) * 1984-09-06 1985-03-06 Bayer Ag Procede de preparation d'esters d'acides 1,4-dihydro-pyridine-dicarboxyliques dissymetriques.
US4698340A (en) * 1984-07-19 1987-10-06 Fujisawa Pharmaceutical Co., Ltd. Pyrimidine derivatives, processes for preparation thereof and composition containing the same

Also Published As

Publication number Publication date
US4633007A (en) 1986-12-30
ES552787A0 (es) 1987-11-01
EP0194490A3 (de) 1988-12-28
KR860007196A (ko) 1986-10-08
CA1281032C (en) 1991-03-05
JPS61212541A (ja) 1986-09-20
EP0194490A2 (de) 1986-09-17
HUT40068A (en) 1986-11-28
DK105586A (da) 1986-09-10
DE3508533A1 (de) 1986-09-11
HU195180B (en) 1988-04-28
DK105586D0 (da) 1986-03-07

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