基本释义:

双内酯

网络释义

1)dilactone,双内酯

2)bicyclolactone,双环内酯

3)Spirodilactone,螺双内酯

4)biatractylolide,双白术内酯

5)macrodiolide,大环双内酯

6)dimethylbicyclolactone,双甲基环并内酯

用法和例句

Using 2 methyl cyclopentane 1,3 dione as start material, the title bicyclolactone was synthesized via alkylation, Wittig Horner reaction, catalytic hydrogenation, sodium borohydride reduction and acid catalyzed intramolecular transesterification.

以 2 -甲基 -1 ,3 -环戊二酮为原料 ,经过烷基化 ,Wittig-Horner反应 ,催化氢化 ,硼氢化钠还原 ,酸催化下分子内酯交换反应 ,合成了相应的双环内酯 ,共十六个化合物 ,其中十二个未见报道 。

Progress in the Chemistry of Spirodilactone and Its Derivations;

螺双内酯及其衍生物化学的研究进展

Effects of biatractylolide on the AD rats induced by Aβ_(1-40)

双白术内酯对Aβ_(1-40)致痴呆模型大鼠的作用

Objective To investigate the effects of biatractylolide on AD rats induced by AlCl_3.

目的:探讨双白术内酯抗老年性痴呆的作用机制。

Under acidic condition the lactam was hydrolyzed to dimethylbicyclolactone, which was converted with ( S ) (-) (1 phenylethyl) amine into the target product.

利用 2 ,3 丁二酮与丙二腈缩合形成双甲基双氰基环并内酰胺 ,经酸性水解得到双甲基环并内酯 ,然后和 (S) ( -) ( 1 苯基乙基 )胺反应生成 1,5 二甲基 2 (S) ( 1′ 苯基乙基 ) 2 氮杂 8 氧杂 -双环 [3 。

Effects of biatractylolide on the AD rats induced by Aβ_(1-40)

双白术内酯对Aβ_(1-40)致痴呆模型大鼠的作用

Extraction, Inclusion of Baizhu Volatile Oil and Separation of Atractylenolide Ⅱ from It;

白术挥发油的提取、包合及白术内酯Ⅱ的分离

Determination of AtractyienolideⅢin Rhizoma Atiactylodis Macoocephalae Granules by HPLC

HPLC测定白术茯苓颗粒中白术内酯Ⅲ的含量

Determination of Atractylenolide I in Baizhu-Fuling Granule by HPLC

HPLC测定白术茯苓颗粒中白术内酯Ⅰ的含量

Studies on esterⅠand Ⅲ in the Different samples from Atractylodes macrocephala koidz

白术内酯Ⅰ和Ⅲ在不同白术样品中的比较研究

Simultaneous Determination of Atractylenolide Ⅱ and Ⅲ in Shenling Baizhu Granule by RP-HPLC

反相高效液相色谱法同时测定参苓白术颗粒中白术内酯Ⅱ和白术内酯Ⅲ的含量

Quantitative Determination of Actractylenolide Ⅲ in QiLing San ultra micro powder by HPLC

HPLC法测定芪苓散超微粉中白术内酯Ⅲ含量

Absorption kinetics of atractylenolide Ⅰ in intestines of rats

白术内酯Ⅰ大鼠在体肠吸收动力学研究

Effect of Ultramicronization on Dissolution of Atractylenolide from Atractylodes Macrocephala

超微粉碎对白术中内酯成分体外溶出的影响

Quantitative determination of atractylenolides Ⅰ,Ⅱ,Ⅲ in simple parching Atractylodes macrocephala by HPLC

高效液相色谱法测定清炒白术中白术内酯Ⅰ、Ⅱ、Ⅲ

Protective Effect of Glucono- δ-lactone-induced Cold-set Gel of Whey Protein on Bifidobacteria

葡萄糖酸-δ-内酯诱导乳清蛋白冷凝胶对双歧杆菌的保护

Conclusion The cataract extraction through nuclear delivery with two lens diallers is an effective and ecnomic method in cataract surgery.

结论采用双钩娩核白内障摘出是一种简便有效的白内障复明技术。

Bimanual microphacoemulsification at the treatment of cataract associated with the use of silicon oil

双手微小切口白内障超声乳化术治疗硅油填充眼并发性白内障

Analysis on the Correlativity between the Operative Interval of Bilateral Cataract and Its Prognosis

双眼白内障手术间隔时间与预后相关分析

The Investigation of Binocular Visual Function of Postoperative Senile Cataract Patients;

老年性白内障术后双眼视觉功能的研究

Use of bilviscoelastic materials in cataract endocapsular phacoemulsification

双重粘弹剂在白内障超声乳化摘除术中的应用

The small margin cross-pointing pides outside the nucleus method cataract pouch to excise the technique curative effect observation

小切口双针劈核法白内障囊外摘出术疗效观察

Screening of proteins interacting with the cytoplasmic tail of NECL1 by yeast dual-hybrid system

酵母双杂交技术筛选NECL1胞内区的结合蛋白