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Keywords Shuanghuzhongtongning Spray;diester diterpenoid alkanoids;UV spectrophotometry;contents determination; 双虎肿痛宁喷雾剂;酯型生物碱;紫外分光光度法;含量测定;
diester diterpenoid alkanoids 酯型生物碱
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... 生川乌炮制后生物碱大多数由双酯型水解转化为单酯型,水解反应最容易发生的位置在C8位,水解反应的类型是烷氧键发生断裂的酯的碱性水解。
three kind of diester diterpenoid alkaloids (DDAs) 双酯型生物碱
Determination of three kind of diester diterpenoid alkaloids(DDAs) in Aconitum carmichaeli and its processed products by HPLC HPLC测定附子及其炮制品中3种双酯型生物碱的含量
Don, and was a four-cycle diterpenoid compound. 闹羊花素-III（Rhodojaponin-III）是我国传统杀虫植物黄杜鹃的主要活性成分，属于四环二萜类化合物。
Conclution: Diester aconitum alkaloid can be changed to ... 在控制条件下,苯甲酰乌头原碱为主要水解产物。
A New Skeleton Diterpenoid Alkaloid from Aconitum Vilmorinianum Kom. 一个新骨架二萜生物碱。
The paper discusses the preparation of stearic bicine diester for sizing agent and its application in paper-making. 论述了双硬脂酰取代甘氨酸酯施胶剂的制备及其在造纸中的应用。
AIM Taxane diterpenoid compounds are expected to be isolated from Taxus chinensis cell cultures. 目的:从中国红豆杉细胞培养物提取紫杉烷类二萜化合物。
It has been lots of years that sodium alginate and algin propylene diester is used as stabilizer of beer. 海藻酸钠及藻酸丙二酯作啤酒的稳定剂已有多年。
Conclusion: The en-kaurene diterpenoid compounds were obtained from genus Caryopteris for the first time. 结论：对映-贝壳杉烯型二萜类化合物为首次从莸属植物中分离得到。
BeverageIt has been lots of years that sodium alginate and algin propylene diester is used as stabilizer of beer.4. 3.;饮料海藻酸钠及藻酸丙二酯作啤酒的稳定剂已有多年。
The diterpenoid alkaloids of Aconitum nagarum var. lasiandrum W.T.Wang and its chemotaxonomic significance. 文章题目宣威乌头中的二萜生物碱及其分类意义.
Separation and Enrichment of the Active Diterpenoid Constituent from Pteris Semipinnata L by HPLC-MS ... 液质联用对半边旗二萜类活性成分分离富集方法的研究.
Now as one of the major sources of Beimu,it contains 10 steroid alkaloids, 2 diterpenes and 3 diterpenoid dimers. 其主要含有10种甾体生物碱,以及二萜及二萜聚体等成分。
Methods: Diester,diimide and dipeptide mimic compounds were synthesized by conjugated the amino groups and acid groups with diols or diacids links. 方法:通过酯化、酰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酯、酰胺、拟肽类等化合物。
There were obvious retention on diester and tri-ester of correlation in starch phosphate ester and there was little retention in monoester. 淀粉磷酸酯中有交联性的二酯和三酯有较明显的留着作用,而对单酯的留着作用不十分明显。
The present invention discloses one kind of polyene diester compounds in the structure as shown and their preparation process. 本发明公开了一类新的多烯类双酯化合物及其制备方法。
Object: To observe the oxygen derived free radicals scavenging of diterpenoid tanshinones by pyrogallol autoxidation systems. 目的:探讨丹参二萜醌对邻苯三酚自氧化反应产生的氧自由基的作用。