The paper discusses the preparation of stearic bicine diester for sizing agent and its application in paper-making.
论述了双硬脂取代甘氨酸
施胶剂的制备及其在造纸中的应用。
The paper discusses the preparation of stearic bicine diester for sizing agent and its application in paper-making.
论述了双硬脂取代甘氨酸
施胶剂的制备及其在造纸中的应用。
Diester deoxyaconitine is very toxic.When deoxyaconitine was transformed into mono-ester aconitum alkaloids and lipo-alkaloids by human intestinal bacteria, the toxicity decreased.
双型的去氧乌头
的毒性较高,当它被肠内细菌转
为单
型和脂类生
会使其毒性
低。
Methods: Diester,diimide and dipeptide mimic compounds were synthesized by conjugated the amino groups and acid groups with diols or diacids links.
方法:通过、
胺反应由不同的二醇或二酸连接加巴喷丁和普瑞巴林合成二
、
胺、拟肽类等
合
。
Conclusion Besides hydrolysis reactions, ester-exchange reactions happen for diester-aconitines and triester-aconitines in the decocting of FAK.
结论在草乌花煎煮过程中,双型和三
型乌头生
除发生水解反应外,还发生
交换反应生成双
型和三
型脂类生
。
The esterification of palmic acid and 1,4-butanediol was carried out in the (DBSA)/palmic acid/water microemulsion system,resulting in the synthesis of 1,4-butanediyl diester of palmic acid.
在棕榈酸/十二烷基苯磺酸(DBSA)/水微乳液中,研究了DBSA催下棕榈酸和1,4-丁二醇的
反应,合成了标题
合
。
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