• 结果煎煮过程中双酯型生物溶解发生水解反应脂类生物碱溶于

    Results The results showed that the DDAs were solved and reduced by hydrolysis reaction, and the lipo-alkaloids were difficult to be soluted in the Decoction.

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  • 方法:采用酸性染料比色法测定附子生物含量,反相高效液相色谱法测定酯型生物碱含量,酮-硫酸法测定多糖含量

    METHODS: The contents of total alkaloids, diester diterpenoid alkaloids and polysaccharides were measured by acid dye colorimetry, HPLC and sulphuric acid-anthrone colorimetric method respectively.

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  • 生川乌炮制生物大多数酯型水解转化酯型,水解反应最容易发生位置C8位,水解反应的类烷氧键发生断裂的性水解。

    After processing of crude aconite roots, most of the diester diterpenoid alkaloids converted to the monoester form, while C8 was the major location for such reaction. It is a ty…

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  • 酯型乌头生物碱的C位乙酰基各种脂肪酰基取代交换反应首次报道

    It is the first time to report that C8-acetyl is displaced by long chain fatty acyl for triester-aconitines in the ester-exchange reactions.

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  • 酯型乌头生物碱的C位乙酰基各种脂肪酰基取代交换反应首次报道

    It is the first time to report that C8-acetyl is displaced by long chain fatty acyl for triester-aconitines in the ester-exchange reactions.

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