搜索结果: 1-4 共查到“化学 q-analogue”相关记录4条 . 查询时间(0.062 秒)
Highly stereoselective and efficient synthesis of the dopa analogue in pepticinnamin E via enantioselective hydrogenation of dehydroamino acids
Synthesis dopa analogue enantioselective hydrogenation
2010/10/15
An efficient and new method was developed to prepare the dopa analogue 11 in natural pepticinnamin via catalytic hydrogenation of dehydroamino acids (DDAA) with a good yield and ee. Product 11 is a ke...
Isolation and identification of a new acetildenafil analogue used to adulterate a dietary supplement: dimethylacetildenafil
Acetildenafil analogue dimethylacetildenafil adulteration
2010/10/15
A new sildenafil analogue was found to have been added illegally to a dietary supplement marketed for the enhancement of sexual function. The structure was determined as 5-(2-ethoxy-5- {[4-(3,5-dimeth...
Synthesis and Selective Extractant Properties of a Calixarene Thioether Derivative and its Oligomeric Analogue
Calix, calixarene oligomeric calixarene liquid-liquid extraction metal cation
2010/4/16
Herein we report the synthesis of a novel calix[4]arene thioether derivative (4) and its oligomeric analogue (5). The liquid-liquid extraction properties of these compounds towards the selected metal ...
Short and Effective Synthesis of a Thiophene Analogue of (\pm)-4-Ipomeanol and Its Biological Evaluation
Sonogashira reaction 4-ipomeanol cytotoxic activity MTT assay
2010/4/19
The thiophene analogue of (\pm)-4-ipomeanol (1) was prepared in 2 steps starting from 3-iodothiophene and pent-4-yn-2-ol. The key steps were a Sonogashira reaction, followed by HgO catalysed hydratisa...