PROCESS FOR PRODUCING 4-AMINO-1-HIDROXYBUTYLIDENE-1,1-BISPHOSPHONIC ACID AND ITS TRIHYDRATED MONOSODIC SALT
The invention relates to a process for the preparation of 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid and of the trihydrated monosodium salt thereof, consisting of reacting 4-aminobutyric acid with a phosphonation mixture formed by phosphorous acid and methanesulfonic anhydride and thereafter...
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creator | BOSCH ILLADO JORDI PAGANS LISTA EUGENIA ONRUBIA MIGUEL M DEL CARMEN |
description | The invention relates to a process for the preparation of 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid and of the trihydrated monosodium salt thereof, consisting of reacting 4-aminobutyric acid with a phosphonation mixture formed by phosphorous acid and methanesulfonic anhydride and thereafter hydrolyzing the product of said reaction and isolating the products by adjustment of the pH. |
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subjects | ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM CHEMISTRY INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER METALLURGY ORGANIC CHEMISTRY PHYSICS |
title | PROCESS FOR PRODUCING 4-AMINO-1-HIDROXYBUTYLIDENE-1,1-BISPHOSPHONIC ACID AND ITS TRIHYDRATED MONOSODIC SALT |
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