ESI

The synthesis of cyclo ( - Ab 7 - Aib - Phe - D - Pro - ) which uses solid phase peptide synthesis with N - Fmoc protection is faild.

本论文尝试用固相法氨基酸N端Fmoc保护策略合成cyclo ( -Ab7-Aib-Phe-D-Pro- ).但是最终产物经ESI-MS分析不是目标产物,故改用液相法合成目标化合物.

互联网

The research group the author participated some research and development in the ESI project.

作者所在的研究课题组参与了该项工程并承担了部分开发工作.

互联网

The structures of the isolated compounds were identified by EI - MS , LC - ESI - MS and 1 H NMR.

其结构通过EI -MS, LC—ESI -MS和1HNMR鉴定.

互联网

So follow ESI in dump , marvel at the encrypted VM _ code scroll up about 13 lines.

接下来在dump中跟踪ESI, 在解密VM_ code地方向上滚动大约13行.

互联网

Our mighty esi battery weights 480 grams.

主角来了![大屁股]净重480克.

互联网

ESI feel that the following are the most pressing needs in the noted areas.

应急救援国际公司感到以下一些是最需要加以注意的显著的地方.

互联网

And the molecular were confirmed by ESI - MS .

应用ESI -MS 确证四个组分分别为二糖到五糖,且聚合度单一.

互联网

Conclusion HPLC - ESI - MS method can be efficiently used to study FA and FAI.

结论HPLC-ESI-MS法可用于枳壳和枳实的研究.

互联网

The esi company logo, voltage and battery capacity information are well printed on the battery label.

电池上的贴纸信息清楚印上esi的商标 、 电压和容量等信息.

互联网

In this article, alkyl radical structure of heavy alkylbenzene is studied mainly with ESI - MS method.

采用多种分析手段,其中以电喷雾质谱为主的方法研究了重烷基苯的烃基结构.

互联网

The structure was identified by ESI - MS 、 IR 、1 H NMR and 13 C NMR.

结构经ESI-MS、IR、1HNMR、13CNMR等表征.

互联网

Structures of the product were characterized by IR, ESI, 1 HNMR and 13 CNMR.

产品用IR 、 ESI 、 1HNMR、13CNMR确证了产品的结构.

互联网

Conclusion The LC - ESI - MS method are useful to quality control of kitasamycin.

结论本文为吉他霉素的质量控制提供了一种新方法.

互联网

OBJECTIVE To develop a HPLC ESI MS method for determination of oxybutynin in human plasma.

目的　建立一种用高效液相色谱电喷雾离子化质谱联用技术测定奥昔布宁血药浓度的方法.

互联网