The preparation of penicillin G sulfoxide p-nitrobenzyl ester from penicillin G was studied.
对青霉素G钾制备青霉素G亚砜对-硝工艺进行研究。
The preparation of penicillin G sulfoxide p-nitrobenzyl ester from penicillin G was studied.
对青霉素G钾制备青霉素G亚砜对-硝工艺进行研究。
Nitro 1,2,4 triazole 5 one(NTO)can be obtained by nitrating 1,2,4 triazole 3 one (TO) under different conditions,and nitrobenzyl derivatives of TO are prepared as well.
研究1,2,4三唑酮3(TO)衍生物的,结果明TO在多种硝化条件下均可制得3硝1,2,4三唑酮5(NTO),同时还TO的二取代硝苯衍生物。
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