An efficient method to prepare a new class of regioregular graft copolymer via a click chemistry approach

RSC Advances ◽  
2015 ◽  
Vol 5 (90) ◽  
pp. 74159-74161 ◽  
Author(s):  
Shivshankar R. Mane ◽  
Santu Sarkar ◽  
Vijayakameswara Rao N. ◽  
Ashlin Sathyan ◽  
Raja Shunmugam

Herein, we report the synthesis of a novel regioregular poly-norbornene anhydride-g-(3-hexyl thiophene) (PNBA-g-PHT) graft copolymer.

2015 ◽  
Vol 6 (8) ◽  
pp. 1275-1285 ◽  
Author(s):  
Quanxuan Zhang ◽  
Hong Ren ◽  
Gregory L. Baker

A new class of clickable polylactide was prepared and resulted in novel smart biomaterials with tunable thermo-responsive propertyviaclick chemistry.


2018 ◽  
Vol 10 (20) ◽  
pp. 2390-2397 ◽  
Author(s):  
Dongcheng Yang ◽  
Jing Wang ◽  
Hou Chen ◽  
Hui Xu ◽  
Wenxiang Wang ◽  
...  

A sensitive electrochemical immunosensor based on polyacrylonitrile-g-poly(hydroxyethylmethacrylate) (PAN-g-PHEMA)/graphene oxide (GO) composites was prepared for the ultrasensitive detection of tumor markers.


2017 ◽  
Vol 41 (4) ◽  
pp. 1714-1722 ◽  
Author(s):  
Velautham Saravanan ◽  
Ayyavoo Kannan ◽  
Perumal Rajakumar

A new class of triazoloferrocenyl conjugates was prepared by copper(i) catalyzed click chemistry, which shows good antifungal activity against fungal pathogens, and also shows excellent anticancer activity against MCF-7 cells.


2021 ◽  
Author(s):  
Dengwei Yan ◽  
Musha Ji’e ◽  
Lidan Wang ◽  
Shukai Duan ◽  
Xinyu Du

Abstract The fractal and chaos are bound tightly, and their relevant researches are well-established. Few of them, however, concentrates on the research of the possibility of combining the fractal and the chaotic systems to generate multi-scroll chaotic attractors. This paper presents a novel non-equilibrium point chaotic system, exhibiting extremely rich and complex hidden behaviors including chaos, hyper-chaos, multi-scroll attractors, extreme multi-stability and initial offset-boosting. The proposed system is combined with fractal transformation respectively, and a new class of multi-scroll attractors, such as multi-ring attractors and separated-scroll attractors, is observed. Particularly, swallow-shaped attractors for the first time is found. Moreover, another efficient method to generate a different class of chaotic attractors uses parabola transformation and triangle transformation. Additionally, the spectrum entropy ( SE ) complexity is employed to discuss the complexity of the proposed system before and after fractal, resulting in a chaotic sequences with fractal transformation that has higher complexity. Finally, we develop a hardware platform to implement the presented attractors before and after fractal in a way to confirm the accuracy of the numerical simulations, providing a theoretical basis for the next application in image encryption.


2010 ◽  
Vol 39 (25) ◽  
pp. 5774 ◽  
Author(s):  
Sam L. Choong ◽  
Cameron Jones ◽  
Andreas Stasch
Keyword(s):  

Synlett ◽  
2017 ◽  
Vol 28 (15) ◽  
pp. 1961-1965 ◽  
Author(s):  
Yan-Mei Li ◽  
Pu-Guang Chen ◽  
Zhi-Hua Huang ◽  
Zhan-Yi Sun ◽  
Qian-Qian Li ◽  
...  

Glycopeptide dendrimers are attractive candidates for biomedical applications. Here, an efficient method for preparing multivalent MUC1 glycopeptide dendrimers based on β-cyclodextrin is described. By using copper(I) bromide and thioanisole as a catalyst system, precisely defined heptavalent conjugates were efficiently obtained. Using this heptavalent glycopeptide dendrimer, we observed multivalent effects in recognition and association processes in antibody and epitope interactions, which might have biomedical applications.


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