英语词典
A study on penicillin titre of some Penicillium chrysogenum strains analysed with factorial regression regulation procedure I.The effects of lactose, peanut flour and phenylacetamide
产黄青霉某菌系青霉素产率的析因回归调控研究Ⅰ.花生粉等三因素的效应
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In non-protonic solvent, with potassium hydroxide as condensation agent, N-alkylation has been carried out with bromo-n-butane and monoacetylaniline, and a photographic grade N-butyl-N-phenylacetamide has been synthesized.
在非质子溶剂中,以氢氧化钾为缩合剂,用溴代正了烷和苯乙酰胺进行N烃基化,合成了照相级N正丁基N苯乙酰胺。
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