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专利名称：Process for the preparation of amino aryl
sulfonic acids
发明人：Rossi, Piero,Quintini, Massimo申请号：EP87830170.4申请日：19870508公开号：EP026A1公开日：19881109
摘要：A process for the preparation of aminoarylsulfonic acids is described by heatingof sulfolane solutions of arylamine's acid sulfates. Particularly, sulfanilic acid is obtainedfrom aniline in high yields and purity.
申请人：APITAL PRODUZIONI INDUSTRIALI S.p.A.
地址：Piazzale Principessa Clothilde, 6 Milano IT
国籍：IT
代理机构：Minoja, Fabrizio
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