化合物

Compounds in our study from triterpenes, flavonoids, lignans to biphenyl glycosides were isolated and identified. 7 of them are new ones constituted by one triterpene, two flavonoids, and four biphenyl glycosides.

我们从牛筋条乙醇提取物中分离鉴定了17个化合物，包括三萜、黄酮及黄酮苷、木脂素苷、联苯苷类化合物等，其中有7个为新化合物，分别为一个三萜，两个黄酮苷和四个联苯苷类化合物。

Compound 1 and 2 are pure tungstosilicate cluster,the others are transition-metal tungstosilicate clusters All compound characterized by elemental analyses,IR,TG,and single-crystal X-ray diffraction..

其中，前两个化合物为纯硅钨簇，后三个化合物为含有金属的硅钨簇。所有的化合物都通过元素分析，IR，TG和单晶X-射线分析进行了表征。另外，对于化合物3、4和5，我们还对其电化学性质进行了研究。

The GC-MS results indicated that a small quantity of lesser carbonnumber of aldehyde compounds were included in the organic compounds of PM, besidesbiggish carbon number of fatty hydrocarbon and volatilizable aromatic hydrocarbon, such asbenzene, methylbenzene, dimethylbenzene and etc.

GC/MS定性分析结果表明，在颗粒物所含有机化合物中，除了含有较高碳数的脂肪烃化合物、芳香族化合物如：苯、甲苯、二甲苯等低沸点易挥发的化合物外，还发现了微量的低碳数醛类化合物。

What's more, if you quit getting enough of them, your body will start cannibalizing your muscle. That's right -- not eating carbs IS bad for you! And once a low-carb dieter caves to cravings, the sugar binge that ensues often lasts for days.

所以不吃碳水化合物是不对的，低碳水化合物减肥会让你更加想要吃东西，比如所有的碳水化合物，而且容易暴饮暴食高碳水化合物的东西，蛋糕阿，饼干阿，而且会吃几天，你才会领悟到你干了什么！

Therefore, the author excogitates some synthesis courses of new compounds including selenium and aspirin based on medicament chemistry and coalition principle. The new compound is named 5-5'-diselenium monoacetyl salicylic acid and ascertained by IR ,UV and MALDI-TOF-MS, and its structure is: OOHThe compound is inhibiting to sarcoma and ascites tumour of white mice by pharmacology experiments, so it is worth researching deeply.

为此，本文运用化学拼合原理，提出了几种既含硒又含乙酰水杨酸的化合物新结构的合成路线，经过多次理论分析和探索试验，得到一种预测的新的化合物，命名为5-5′-二硒单乙酰水杨酸，经红外、紫外、飞行时间质谱测定，证明该化合物的结构为：经药理预试验表明，该化合物对小鼠S_(180)肉瘤和艾氏腹水型肿瘤均有抑制作用，具有深入研究的意义。

The application, proposed hydrotalcite-like compounds as a new type of environmentally friendly solid catalysts in the aldol condensation, nitrile hydrolysis, epoxide ring-opening reaction of the oxidation of aromatic compounds, alcohols oxidation, reduction of nitro compounds, and many other important reactions in organic synthesis has an important application potential, and with little pollution compared to conventional catalysts, easy separation of advantages of high reactivity.

叙述了水滑石类化合物作为固体酸碱催化剂、氧化还原反应催化剂、催化剂载体等方面的应用情况，提出了水滑石类化合物作为一类新型的环境友好的固体催化剂，在醇醛缩合、腈类水解、环氧化物的开环反应、芳烃类化合物的氧化、醇类氧化、硝基化合物的还原等许多重要的有机合成反应具有重要的应用前景，并且与传统催化剂相比具有污染小、易分离、反应活性高等优点。

The distance difference between 6/8/6/4 taxoids and 5/7/6/4 taxoids indicates that the role of oxetane is to form a suitable bow-shaped skeleton with 6/8/6 tricycle.

环氧丙烷结构类型化合物弓形口间距值明显区别于其它三类化合物；5/7/6/4与6/8/6/4类型化合物弓形口距离不同，说明紫杉烷二萜化合物的环氧丙烷结构对活性的作用是和6/8/6三环骨架共同支撑一个合适大小的弓形架。

As result, ten constituents have been detected in the blood after oral administration of Liu Wei Di Huang Wan, Compound I exists originally in Radix Rehmanniae, in blood it also derived from Fructus Coris and Rhizoma Alismatis; compound II ,IV and V belong to Fructus Corni, and compound VI and X are from Cortex Moutans, compoundIII, VII ,VIII and IX are the metabolites of Paeonol contained in Cortex Moutan.

然后，通过对六味地黄丸、六味地黄丸缺味成药及单味药对照样品的血中行为进行比较，确定了血中移行成分的来源。在认定的10个血中移行成分中，化合物Ⅰ由熟地、山茱萸和泽泻三个生药共同产生，化合物Ⅱ、Ⅳ、Ⅴ为山茱萸所含成分直接入血而形成，化合物Ⅵ、Ⅹ为牡丹皮所含成分直接入血而形成，化合物Ⅲ、Ⅶ、Ⅷ、Ⅸ为牡丹皮入血成分丹皮酚的代谢产物。

For metabolites of strain SIPI-800, three active compounds were found, named as SIPI-800-1, 2 and 3 respectively, moreover SIPI-800-1 was new compound showing immunosuppressant activity and moderate anti- anaerobic activity; 2 and 3 were isoflavones with estrogenic activity, attracting activity to fungal zoospores, inhibiting alcohol dehydrogenase and aldehyde dehydrogenase I activities.

对SIPI-800菌株的代谢产物研究，分离出3个活性化合物，分别命名为：SIPI-800-1、2和3，其中1化合物为文献没有报道的新化合物，具有免疫抑制活性（1ug/ml浓度抑制NK细胞88.9%的活性）和弱的抗厌氧菌活性；2和3为异黄酮化合物，分别为Daidzein和Genisten的7甲基化衍生物，具有雌激素活性、强吸引真菌游动孢子、抑制乙醇或醛脱氢酶等活性。

The main components were terpenoid, alkanes, ester, acid and alcohol compounds.

含量较多的是萜类化合物、烷烃类物质、酯类化合物、酸类化合物和醇类化合物。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了