ES8100242A1 - Procedimiento para la obtencion de un acido ariloxiacetico - Google Patents

Procedimiento para la obtencion de un acido ariloxiacetico

Info

Publication number
ES8100242A1
ES8100242A1 ES488012A ES488012A ES8100242A1 ES 8100242 A1 ES8100242 A1 ES 8100242A1 ES 488012 A ES488012 A ES 488012A ES 488012 A ES488012 A ES 488012A ES 8100242 A1 ES8100242 A1 ES 8100242A1
Authority
ES
Spain
Prior art keywords
acid
obtaining
translation
procedure
machine
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
ES488012A
Other languages
English (en)
Other versions
ES488012A0 (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 Roger SA
Original Assignee
Laboratorios Roger 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 Roger SA filed Critical Laboratorios Roger SA
Priority to ES488012A priority Critical patent/ES8100242A1/es
Publication of ES488012A0 publication Critical patent/ES488012A0/es
Publication of ES8100242A1 publication Critical patent/ES8100242A1/es
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PROCEDIMIENTO DE OBTENCION DEL ACIDO 2,3-DICLORO-4-(2-TENOIL)FONOXIACETICO. CONSTA DE LAS SIGUIENTES ETAPAS: 1. EBULLICION DURANTE 1 A 6 HORAS DEL ACIDO 2-TIOFENCARBOXILICO CON EXCESO DE CLORURO DE TIONILO; EL EXCESO SE DESTILA, OBTENIENDOSE EL ACIDO 2-TIOFENCARBOXILICO. 2. CONDENSACION DEL 2-3-DICLOROFENOL EN MEDIO BASICO ACUOSO CON UN ACIDO ALFA-HALOACETICO, LA MEZCLA SE LLEVA A EBULLICION DURANTE 1 A 6 HORAS, SE ENFRIA Y SE ADIFICA HASTA PH 2 A 3, OBTENIENDOSE POR FILTRACION EL ACIDO 2-3-DICLOROFENOXIACETICO. 3. ACILACION DE FRIEDEL-CRAFTS ENTRE EL CLOURO DEL ACIDO 2-TIOFEN-CARBOXILICO Y EL ACIDO 2-3-DICLOROFENOXIACETICO EN UN DISOLVENTE Y UTILIZANDO TRICLORURO DE ALUMINIO ANHIDRO.
ES488012A 1980-01-25 1980-01-25 Procedimiento para la obtencion de un acido ariloxiacetico Expired ES8100242A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES488012A ES8100242A1 (es) 1980-01-25 1980-01-25 Procedimiento para la obtencion de un acido ariloxiacetico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES488012A ES8100242A1 (es) 1980-01-25 1980-01-25 Procedimiento para la obtencion de un acido ariloxiacetico

Publications (2)

Publication Number Publication Date
ES488012A0 ES488012A0 (es) 1980-11-01
ES8100242A1 true ES8100242A1 (es) 1980-11-01

Family

ID=8479686

Family Applications (1)

Application Number Title Priority Date Filing Date
ES488012A Expired ES8100242A1 (es) 1980-01-25 1980-01-25 Procedimiento para la obtencion de un acido ariloxiacetico

Country Status (1)

Country Link
ES (1) ES8100242A1 (es)

Also Published As

Publication number Publication date
ES488012A0 (es) 1980-11-01

Similar Documents

Publication Publication Date Title
KR850006135A (ko) 안 과 액 제
BG37528A3 (bg) Метод за получаване на 4- аминофенил-амониев-тридецил- фосфонат
ES8100242A1 (es) Procedimiento para la obtencion de un acido ariloxiacetico
KR830004292A (ko) 벤조구아나민 유도체의 제조방법
GB1256203A (en) Racemization of optically active transcyclopropane-mono-carboxylic acids and their derivatives
KR830005325A (ko) 수용성 화학 발광 시스템
IT1214595B (it) Procedimento di trattamento disoluzioni uranifere acide mediante addizione di un sale di alluminio.
GB1527557A (en) Process for preparing solid sodium amoxycillin
SU1047905A1 (ru) Способ получени антра-[1,2- @ ]- @ -изоксазол-3,6,11-триона
ES390952A1 (es) Procedimiento para la preparacion de 2-piperidilcarbinoles.
SU1059490A1 (ru) Способ определени 2,3,6-трихлорбензоата натри
FR2027873A1 (en) Electrodeposition of ruthenium
JPS5255431A (en) Color display unit
JPS53125492A (en) Preparation of acrylamide polymer
LU80460A1 (fr) Procede de preparation de l'acide 2,3 dichloro-4-(2-thenoyl)phenoxyacetique
ES436766A1 (es) Un procedimiento para la preparacion de una sal de acido clavulanico.
JPS53149939A (en) Novel benzyl alcohol derivatives and their preparation
JPS53134492A (en) Internal liquid for reference electrode
JPS52148036A (en) Lysinol derivatives
JPS55134647A (en) Purification by ion exchange resin
JPS5420462A (en) Sludge dehydrator
ES481509A1 (es) Sistema para la preparacion de superficies varias en las quereproducir fotografias.
JPS53149920A (en) Preparation of dimethyl sebacate
JPS53125982A (en) Method of coagulating suspended solid in water medium
ES8105301A1 (es) Procedimiento para la obtencion de p-hidroxibencil aminas terciarias ciclicas