发明名称 Method for the preparation of N-ethylhydroxylamine hydrochloride
摘要 A process for preparing N-ethylhydroxylamine hydrochloride which comprises reacting hydroxylamine hydrochloride with di-t-butyl dicarbonate in the presence of a base selected from sodium carbonate, potassium carbonate, sodium bicarbonate, potassium bicarbonate, sodium or potassium hydroxide or triethylamine, in a non-reactive solvent, alkylating said reaction product with an alkyl halide and then cleaving with a strong acid the tert-butyloxycarbonyl (BOC) portion of the alkylated product.
申请公布号 US5166436(A) 申请公布日期 1992.11.24
申请号 US19910763682 申请日期 1991.09.23
申请人 HOECHST-ROUSSEL PHARMACEUTICALS INCORPORATED 发明人 LEE, GEORGE E.
分类号 C07C239/08;C07C239/10;C07C271/08 主分类号 C07C239/08
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