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Eisai Co Ltd
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Eisai Co Ltd
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Priority claimed from JP49133573Aexternal-prioritypatent/JPS5826327B2/ja
Application filed by Eisai Co LtdfiledCriticalEisai Co Ltd
Publication of ES442888A1publicationCriticalpatent/ES442888A1/es
Procedimiento para la preparacion de acidos n-fosfonometilen-monoaminoalcanmonofosfonicos y -polifosfonicos yno acidos n-fosfonometilen-diaminoalcanpolifosfonicos.