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本文通过对九个合成小檗碱衍生物的红外、紫外和核磁共振氢谱的解析,确证了其化学结构,其中有六个化合物尚未见诸文献报导。
In this paper, the chemical structures of nine synthetic berberine derivatives were confirmed by IR, UV and 1H NMR spectra. Six of them have not been reported in the literature.