ES8708219A1 - Un procedimiento para la preparacion de oxetanonas - Google Patents

Un procedimiento para la preparacion de oxetanonas

Info

Publication number
ES8708219A1
ES8708219A1 ES550204A ES550204A ES8708219A1 ES 8708219 A1 ES8708219 A1 ES 8708219A1 ES 550204 A ES550204 A ES 550204A ES 550204 A ES550204 A ES 550204A ES 8708219 A1 ES8708219 A1 ES 8708219A1
Authority
ES
Spain
Prior art keywords
oxethanones
preparation
oxethanone
ethanols
ethers
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
ES550204A
Other languages
English (en)
Other versions
ES550204A0 (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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of ES8708219A1 publication Critical patent/ES8708219A1/es
Publication of ES550204A0 publication Critical patent/ES550204A0/es
Expired legal-status Critical Current

Links

Landscapes

  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PROCEDIMIENTO PARA PREPARAR OXETANONAS. COMPRENDE: A) ESTERIFICAR UN ACIDO DE FORMULA (II) CON UN ALCOHOL DE FORMULA (III), EN TETRAHIDROFURANO Y EN PRESENCIA DE TRIFENILFOSFINA Y AZODICARBOXILATO DIETILICO, PARA OBTENER UN COMPUESTO DE FORMULA (IV); Y B) HIDROGENAR A (IV), EN THF Y EN PRESENCIA DE PD/C PARA DISOCIAR EL GRUPO W DE (IV) Y OBTENER UN COMPUESTO DE FORMULA (I) Y SUS SALES DEBILES. SIENDO. R ELEVADO A 1 Y R CUADRADO, ALQUILO DE C 1 A 17 CON 8 DOBLES O TRIPLES ENLACES, FENILO Y OTROS; R CUBO Y R ELEVADO A 4, H, ALQUILO DE C 1 A 3 Y OTROS; R ELEVADO A 5, H AR Y OTROS; X, O, S Y OTROS; Y W, BENCILOXICARBONILO Y OTROS. SE UTILIZAN PARA CONTROLAR LA OBESIDAD Y LA HIPERLIPEMIA. *FORMULA* L
ES550204A 1984-12-21 1985-12-20 Un procedimiento para la preparacion de oxetanonas Expired ES8708219A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH610284 1984-12-21
CH392485 1985-09-12

Publications (2)

Publication Number Publication Date
ES8708219A1 true ES8708219A1 (es) 1987-10-01
ES550204A0 ES550204A0 (es) 1987-10-01

Family

ID=25694182

Family Applications (1)

Application Number Title Priority Date Filing Date
ES550204A Expired ES8708219A1 (es) 1984-12-21 1985-12-20 Un procedimiento para la preparacion de oxetanonas

Country Status (1)

Country Link
ES (1) ES8708219A1 (es)

Also Published As

Publication number Publication date
ES550204A0 (es) 1987-10-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20070626