碱的

Objective To study the antitumor activity of betaine and its effect on the glycometabolism of S_(180) bearing mice.

目的研究甜菜碱的抗肿瘤作用及其对S180荷瘤小鼠机体糖酵解过程的影响。

Objective To establish the analytical method of strychnine and brucine in Gukang tablet by TLC.

目的建立骨康片中士的宁和马钱子碱的含量测定方法。

A study on the extraction of capsanthin and capsaicin by using supercritical fluid technique in capsicum was carried out.

本论文以辣椒红色素和辣椒碱的提取为目的，以超临界流体萃取技术为提取手段，系统开展了辣椒综合开发利用的工艺研究。

Polysaccharide of TPS will decompound in high temperature, strong-acid and intensity-alkali.

而且其热稳定性较差，在高温或过酸和偏碱的情况下，均会使其中的多糖部分水解而造成损失。

The relative acidities of acids and bases are commonly expressed in terms of pKa =- log10 Ka, where Ka is the dissociation constant for the reaction

酸和碱的相对酸度通常可以用pKa =- log10 Ka来表述，那里Ka是反应的解离常数

The influences of reaction parameters were discussed respectively, such as esterification time and temperature, catalyst dosage, ring-closing temperature, dosages of ECH, NaOH, etc.

重点研究了酯化阶段反应温度、反应时间及催化剂用量等影响因素；闭环阶段反应温度、碱的形态及ECH用量对闭环反应的影响。

2Fig. 3 The fluorescence emission spectrum of BSA(1) and

图3 BSA 的荧光光谱(1)与秋水仙碱的吸收光谱

We reported previously the separation of ergot alkaloids by paper chromatographic method.

在以前的紙层离工作基础上，拟定出麦角新碱、麦角胺与麦角毒碱的紙层离定量方法。

The bisquaramidoacids also showed good enantioselectivities in the reduction of diketones and up to 90％ ee were obtained.

配体中方环C3位的杂原子在反应中可能起到了Lewis碱的作用，从而使这类配体具有了双功能性。

The three steps, imine-formation, reduction and intramolecular amidation, were completed in one-pot at room temperature.

Schiff碱的制备、还原、酯的胺解三步在"一锅"内完成。

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。