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.)
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.)
LEPORI FARMA SA
Angelini Acraf SpA
Original Assignee
LEPORI FARMA SA
Aziende Chimiche Riunite Angelini Francesco ACRAF SpA
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 LEPORI FARMA SA, Aziende Chimiche Riunite Angelini Francesco ACRAF SpAfiledCriticalLEPORI FARMA SA
Publication of ES8206436A1publicationCriticalpatent/ES8206436A1/es
Publication of ES507801A0publicationCriticalpatent/ES507801A0/es
PROCEDIMIENTO DE OBTENER ACIDO 2-(2,6-DICLOROANILINO-FENILACETICO. CONSISTE EN HACER REACCIONAR UNA DISOLUCION ALCALINA EN AGUA DE LA SAL SODICA DE ACIDO 2-(4-BROMO-2,6-DICLOROAMILINO)FENILACETICO CON CINC EN FORMA DIVIDIDA. EL ACIDO RESULTANTE SE PRECIPITA POR ACIDULACION CON ACIDOS DEBILES. PUEDEN EMPLEARSE DIFERENTES DISOLVENTES POLARES Y CATALIZADORES ACIDOS TALES COMO EL ACIDO CLORHIDRICO, EL BROMHIDRICO, EL P-TOLUENSULFONICO U OTROS. ACTIVIDAD ANALGESICA Y ANTIINFLAMATORIA.
ES507801A1981-07-141981-12-09Procedimiento de obtener acido 2(2,6-dicloroanilino)fenila- cetico.
GrantedES507801A0
(es)