发明名称 Processo para a preparação de compostos de calcogênio
摘要 <p>The present invention is a novel process for the preparation of chalcogenone compounds by conversion of ionic liquids and salts comprising nitrogen-containing heterocyclic cations and basic anions to the corresponding nitrogen-containing heterocyclic chalcogenones by reaction with elemental chalcogens.</p>
申请公布号 BRPI1014381(A2) 申请公布日期 2015.08.25
申请号 BR2010PI14381 申请日期 2010.03.30
申请人 PETROLIAM NASIONAL BERHAD 发明人 ROBIN DON ROGERS;JOHN HOLBREY
分类号 C07D233/42 主分类号 C07D233/42
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