齐墩果酸

The Company's most popular product is its Xin Ao Xing Oleanolic Acid Capsule, an over-the-counter medicine for Chronic hepatitis B, a disease affecting approximately 10% of the Chinese population.

公司最受青睐的产品是治疗慢性乙肝的非处方药品——新奥星齐墩果酸胶囊。在中国，慢性乙肝困扰着大约1.3亿人口。

ObjectiveTo develop a new method for simultaneous determination of ursolic acid and oleanolic acid in Prunella vulgaris L.

目的建立同时测定夏枯草中乌索酸及齐墩果酸含量的方法。

Results: Seven compounds were isolated from the ethanol extract of the fruits and identified as oleanolic acid, luteolin-7-O-β-D-glucoside, quercitrin,β-sitosterol-3-O-β-D-glucoside, p-hydroxyphenethyl-β-D-glucoside, D-mannitol and hexitol.

结果：从女贞子的乙醇提取物中分离得到7个单体化合物，分别鉴定为齐墩果酸、木犀草素－7-O-β-D-葡萄糖苷、槲皮苷、β-胡萝卜苷、对羟基苯乙醇－β-D-葡萄糖苷、甘露醇及己六醇。

A new method for determination of oleanolic acid in chinese quince by thin layer chromatography-spectrophotometry was established.

建立测定木瓜中齐墩果酸的薄层色谱-分光光度法的新方法，用薄层色谱分离杂质，优化了分析条件，讨论了影响测定的因素。

A method was developed for the extraction and determination of oleanolic acid from Chinese quince.

本文应用回流提取法、索式提取法、冷浸提取法和超声波提取法对木瓜中的齐墩果酸进行了分离提取，并采用高效液相色谱法测定其含量。

Results: Three compounds were obtained and identified asβ sitosterol, oleanolic acid and rivularicin. Conclusion: Conpound rivularicin were isolated from the plant for the first time.

结果和结论分离并鉴定了该药所含的 3个化合物：①β-谷甾醇、②齐墩果酸、③rivularicin ，其中化合物rivularicin为本实验首次从该植物中分离和鉴定成功。

Compound 9 is glycosylated in the presence of TMSOTf with rhamose-derived trichloroacetimidates to provide target trisaccharide Saponin 1, oleanolic acid 3-yl-2,4-di-O-a-L-rhamnopyranosyl -p-D-glucopyranosideCoumpond 18 is prepared with oleanic acid and Bromide 11 through phase-thansfer catalysis glycosylation manner.

三糖皂苷Saponin 1是以葡萄糖齐墩果酸皂苷为起始原料，用BBTZ(1-苯甲酰苯并噻唑)选择性保护葡萄糖3′，6′-羟基得到化合物9，然后以化合物9为糖基受体，进行一步糖苷化可以在化合物9的2′，4′-羟基上同时引入两分子鼠李糖，最后脱掉所有的保护基得到目标化合物Saponin1。

Results The linear relationship of oleanolic acid was better between 2.77μg~13.85μg, average recovery rate was 97% and the content of total saponin of Achyranthes was 80%.

结果 齐墩果酸在2.77 μg～13.85 μg范围内线性关系良好，平均加样回收率为97.0%，牛膝提取物中总皂苷含量为80。%。

Objective To establish a method for determination of oleanolic acid in Cortex Aralia Elatae by HPLC.

目的 建立HPLC法测定龙芽楤木药材中齐墩果酸的含量测定方法。

Objective: To study the methods for assay of oleanolic acid in root cortex of Aralia taibaiensis.

目的：研究太白楤木根皮中齐墩果酸的含量测定方法。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。