发明名称 PROCESS FOR THE PREPARATION OF ORTHO-HYDROXY SUBSTITUTED AROMATIC NITRILES VIA DEHYDRATION OF THE CORRESPONDING ALDOXIMES
摘要 <p>A method for the preparation of a 2-hydroxybenzonitrile which comprises reacting hydroxylamine with a 2-hydroxyarylaldehyde which is at least partially in the form of a salt and/or complex of a metal of Group II, Group III, Group IVA or Group VIA of the Periodic Table and dehydrating the 2-hydroxyarylaldoxime so formed.</p>
申请公布号 WO1994019317(A1) 申请公布日期 1994.09.01
申请号 GB1994000277 申请日期 1994.02.11
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