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Low-Molecular Organic Synthesis Reactions Using Catalysts
(AREA)
Abstract
Se refiere a una serie de nuevas sales de catión metálico y ácido sulfónico de la fórmula:(gráfico), que son intermedios útiles para preparar antifolatos pirrolo (2,3-d) pirimidinas 5-sustituidas. La presente invención también se refiere a un procedimiento nuevo para preparar aldehidos de la fórmula (gráfico), a partir de las sales de catión metálico de ácido sulfónico correspondiente.It refers to a number of new metal cation and sulfonic acid salts of the formula: (graph), which are useful intermediates for preparing 5-substituted pyrrolo (2,3-d) pyrimidines antifolates. The present invention also relates to a novel process for preparing aldehydes of the formula (graph) from the corresponding metal cation salts of sulfonic acid.
ECSP9826801998-09-251998-09-25
USEFUL PROCEDURES AND INTERMEDIATES FOR PREPARING ANTIFOLATES
ECSP982680A
(en)