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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical CofiledCriticalDow Chemical Co
Priority to ES536766ApriorityCriticalpatent/ES536766A0/es
Publication of ES8507166A1publicationCriticalpatent/ES8507166A1/es
Publication of ES536766A0publicationCriticalpatent/ES536766A0/es
Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PROCEDIMIENTO PARA LA PREPARACION DE POLITRIAZINAS.COMPRENDE PONER UN CONTACTO POLICIANATOS AROMATICOS EN PRESENCIA DE UNA CANTIDAD CATALITICA DE UNA SAL METALICA DE UN ACIDO CARBOXILICO, A UNA TEMPERATURA ENTRE 20JC Y 200JC. EL CATALIZADOR ES UNA SAL DE COBALTO DE UN ACIDO CARBOXILICO C6-20.
ES536766A1984-10-151984-10-15Un procedimiento para preparar una politriazina
GrantedES536766A0
(es)
Process for the preparation of pyridine-2,3-dicarboxylic-acid derivatives and 1-amino-1,2,3,4-tetrahydro-pyridine-2,3-dicarboxylic acid derivatives and 2,4-dihydropyridine-2,3-dicarboxylic-acid derivatives
Procedimiento para la preparacion de complejos con metales de derivados de n-beta-hidroxialquil-tri-n-carboxialquil-1,4,7,10-tetraaza-ciclododecanos y de n-beta-hidroxialquil-tri-n-carboxialquil-1,4,8,11-tetraaza-ciclotetradecanos.