Secondly, the antiepileptic effects of phencynonate and its optical isomers (d-isomer and 1-isomer) were tested and compared on MES and M.
(2)以苯环壬酯的手性对映体(左旋体和右旋体)为工具药,通过评价左旋体、右旋体及混旋体在经典的急性癫痫模型(MES,MET)上的抗惊作用,比较上述药物对胆碱能N受体的亲和力,从而确定药物的抗癫痫活性是否与其对胆碱能受体的作用存在相关性。
This thread combined laevogyrate thread and dextral thread together in the same part of the thread.
发明了一种新型螺纹—唐氏螺纹,这种螺纹采用的是变截面非完整螺纹,并且将左旋和右旋螺旋线复合 在同一段螺旋线上,具有左、右放螺纹的特点,可分别与左、右旋螺纹配合。
Determination of D-borneol in the Remnant of Nature Borneol by Capillary Gas Chromatography;
毛细管气相色谱法测定天然冰片遗留物中右旋龙脑的含量
Preparation of D-borneol by Asymmetric Reduction of Camphor;
樟脑不对称合成右旋龙脑
The chemical structure of D-camphor is resemblant to D-borneol.
5,反应时间为40 min,利用这种方法还原樟脑,主产物为右旋龙脑,副产物为异龙脑,两者的比例几乎固定不变。
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