Palladium-catalyzed asymmetric formal [3+2] cycloaddition of α-N-heterocyclic acrylates with vinyl epoxides for construction of isonucleoside analogs

2019 ◽  
Vol 55 (90) ◽  
pp. 13550-13553 ◽  
Author(s):  
Ke-Xin Huang ◽  
Ming-Sheng Xie ◽  
Dong-Chao Wang ◽  
Ji-Wei Sang ◽  
Gui-Rong Qu ◽  
...  

A highly efficient Pd-catalyzed asymmetric formal [3+2] cycloaddition of α-N-heterocyclic acrylates with vinyl epoxides has been developed for the first time.

2013 ◽  
Vol 53 (5) ◽  
pp. 1420-1424 ◽  
Author(s):  
Lin He ◽  
Haoquan Li ◽  
Helfried Neumann ◽  
Matthias Beller ◽  
Xiao-Feng Wu

RSC Advances ◽  
2015 ◽  
Vol 5 (61) ◽  
pp. 49295-49300 ◽  
Author(s):  
Handan Pamuk ◽  
Burak Aday ◽  
Fatih Şen ◽  
Muharrem Kaya

Pt NPs@GO has been used for the first time for synthesizing acridinedione from dimedone, aromatic aldehydes and various amines as a catalyst.


2021 ◽  
Author(s):  
Sandeep Pandey ◽  
Amit Kumar ◽  
Manoj Karakoti ◽  
Kuldeep K. Garg ◽  
Aniket Rana ◽  
...  

Herein, we report the first time application of waste plastic derived 3D graphene nanosheets (GNs) for hole transport material (HTM) free perovskite solar cells (PSCs), where 3D GNs has been...


2016 ◽  
Vol 4 (7) ◽  
pp. 2445-2452 ◽  
Author(s):  
Mohammad Ziaur Rahman ◽  
Jingrun Ran ◽  
Youhong Tang ◽  
Mietek Jaroniec ◽  
Shi Zhang Qiao

We introduce a three-step method (co-polymerization, surface activation and exfoliation) for the first time to synthesize sub-nanometer-thin carbon nitride nanosheets as highly efficient hydrogen evolution photocatalysts.


2014 ◽  
Vol 126 (5) ◽  
pp. 1444-1448 ◽  
Author(s):  
Lin He ◽  
Haoquan Li ◽  
Helfried Neumann ◽  
Matthias Beller ◽  
Xiao-Feng Wu

Author(s):  
Xiaolin Wang ◽  
Li-Ming Yang

We for the first time report the discovery of a series of highly efficient electrocatalysts, i.e., transition metal anchored N/O-codoped graphene, for nitrogen fixation via high-throughput screening combined with first-principles...


VLSI Design ◽  
2018 ◽  
Vol 2018 ◽  
pp. 1-7 ◽  
Author(s):  
Yin Li ◽  
Yu Zhang ◽  
Xiaoli Guo

Recently, we present a novel Mastrovito form of nonrecursive Karatsuba multiplier for all trinomials. Specifically, we found that related Mastrovito matrix is very simple for equally spaced trinomial (EST) combined with classic Karatsuba algorithm (KA), which leads to a highly efficient Karatsuba multiplier. In this paper, we consider a new special class of irreducible trinomial, namely, xm+xm/3+1. Based on a three-term KA and shifted polynomial basis (SPB), a novel bit-parallel multiplier is derived with better space and time complexity. As a main contribution, the proposed multiplier costs about 2/3 circuit gates of the fastest multipliers, while its time delay matches our former result. To the best of our knowledge, this is the first time that the space complexity bound is reached without increasing the gate delay.


Catalysts ◽  
2016 ◽  
Vol 6 (2) ◽  
pp. 27 ◽  
Author(s):  
Enoch Mensah ◽  
Francisco Reyes ◽  
Eric Standiford

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