The pyrazoles ramification containing dithioether is synthesized by one-step method and characterized by H-NMR, IR and UV-Vis spectra.
并采用氢核磁共振,红和紫吸收等手段进行了表征。
The pyrazoles ramification containing dithioether is synthesized by one-step method and characterized by H-NMR, IR and UV-Vis spectra.
并采用氢核磁共振,红和紫吸收等手段进行了表征。
Nonnatural amino acid 3-(4-thiazolyl)-D,L-alanine hydrochloride and its four intermediates were synthesized, their structures were detenmined by IR,NMR,elementary analysis and melting point.
合成了非天然氨基酸3-(4-噻唑基)-D,L-丙氨酸盐酸盐以及三个间体,其结分别通过红、核磁共振、元素分析、熔点等测试手段得到确证。
Different solvent extractions of Spora Lygodii were obtained using methanol,chloroform and petroleum ether as medium.Experiments were carried out on them by FT-IR spectra.
以甲醇、氯仿、石油醚为提取溶剂,提取海金沙得到海金沙不同溶剂提取物,采用红(FT-IR)图鉴别法对提取物进行实验。
Abstract: Objective To evaluate the clinical efficacy of dimethyldiguanide and Gliclazide capsule in treatment of type 2 diabetic insulin resistance (IR) and fat metabolism disorder.
目的观察比较二甲双胍与格列齐特对2型糖尿病胰岛素抵抗(IR)及脂代谢紊乱的疗效。
Through IR analysis, the main component in group II was identified as dialkyl-benzene, while in Group III was monoalkyl-benzene as well as dialkyl-tetralin and indane (DTI).
然后用紫法求得了第Ⅱ族组分邻、间二烷基苯之和与对二烷基苯的质量比约为1∶409。
Using lead benzoxy as curing agent,cured epoxy resin was analyzed by means of IR spectrum and DSC curves.Lead benzoxy was considered to be catalytic curing agent.
采用苯甲酸铅做固化剂,通过对环氧树脂固化物的红及DSC曲线分析,认为苯甲酸铅是一种催化型固化剂。
Abstract: Using lead benzoxy as curing agent,cured epoxy resin was analyzed by means of IR spectrum and DSC curves.Lead benzoxy was considered to be catalytic curing agent.
摘 要: 采用苯甲酸铅做固化剂,通过对环氧树脂固化物的红及DSC曲线分析,认为苯甲酸铅是一种催化型固化剂。
Moreover, the results of IR spectrum and apolar component of surface free energy showed that the alkyl chains of OTS tilted on the surface of PTW after the modification.
IR分析和色散分量测定表明,改性后OTS的烷基链倾斜在PTW表面。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。