scholarly journals Immobilized piperazine on the surface of graphene oxide as a heterogeneous bifunctional acid–base catalyst for the multicomponent synthesis of 2-amino-3-cyano-4H-chromenes

2020 ◽  
Vol 22 (14) ◽  
pp. 4604-4616 ◽  
Author(s):  
Asma Khazaee ◽  
Roya Jahanshahi ◽  
Sara Sobhani ◽  
Jørgen Skibsted ◽  
José Miguel Sansano
Keyword(s):  
Graphene Oxide ◽  
Base Catalyst ◽  
Efficient Synthesis ◽  
Multicomponent Synthesis ◽  
Acid Base ◽  
Green Method

A green method for the efficient synthesis of 2-amino-3-cyano-4H-chromenes using immobilized piperazine on the surface of graphene oxide (piperazine-GO) as a new heterogeneous bifunctional acid–base catalyst is developed.

Cesium-modified hollow ZSM-5: efficient acid-base catalyst for side-chain alkylation of 2-picoline with formaldehyde

2021 ◽  
pp. 117983
Author(s):  
Zhe Hong ◽  
Guoqing Zhao ◽  
Chuanfang Xiong ◽  
Wenzhi Jia ◽  
Fangtang Huang ◽  
...  
Keyword(s):  
Side Chain ◽  
Base Catalyst ◽  
Acid Base

scholarly journals Trigger loop of RNA polymerase is a positional, not acid–base, catalyst for both transcription and proofreading

2017 ◽  
pp. 201702383 ◽  
Author(s):  
Tatiana V. Mishanina ◽  
Michael Z. Palo ◽  
Dhananjaya Nayak ◽  
Rachel A. Mooney ◽  
Robert Landick
Keyword(s):  
Rna Polymerase ◽  
Base Catalyst ◽  
Acid Base ◽  
Trigger Loop

Plasma-induced highly efficient synthesis of boron doped reduced graphene oxide for supercapacitors

2016 ◽  
Vol 52 (73) ◽  
pp. 10988-10991 ◽  
Author(s):  
Shaobo Li ◽  
Zhaofeng Wang ◽  
Hanmei Jiang ◽  
Limei Zhang ◽  
Jingzheng Ren ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
Barrier Discharge ◽  
Efficient Synthesis ◽  
Ambient Conditions ◽  
Plasma Technology ◽  
Dbd Plasma ◽  
Dielectric Barrier ◽  
Boron Doped ◽  
Reduced Graphene

In this work, we presented a novel route to synthesize boron doped reduced graphene oxide (rGO) by using the dielectric barrier discharge (DBD) plasma technology under ambient conditions.

The Acid/Base Catalyst in the Exoglucanase/Xylanase from Cellulomonas fimi Is Glutamic Acid 127: Evidence from Detailed Kinetic Studies of Mutants

Biochemistry ◽  
1994 ◽  
Vol 33 (20) ◽  
pp. 6371-6376 ◽  
Author(s):  
Alasdair M. MacLeod ◽  
Thisbe Lindhorst ◽  
Stephen G. Withers ◽  
R. Antony J. Warren
Keyword(s):  
Glutamic Acid ◽  
Kinetic Studies ◽  
Base Catalyst ◽  
Acid Base ◽  
Cellulomonas Fimi

scholarly journals Can an Alcohol Act As an Acid/Base Catalyst in Water Solution? An Experimental and Theoretical Study of Imidazole Catalysis of the Aqueous Morita–Baylis–Hillman Reaction

ACS Catalysis ◽  
2018 ◽  
Vol 8 (3) ◽  
pp. 1703-1714 ◽  
Author(s):  
Lluís Raich ◽  
Hugo Santos ◽  
Juliana C. Gomes ◽  
Manoel T. Rodrigues ◽  
Renan Galaverna ◽  
...  
Keyword(s):  
Theoretical Study ◽  
Water Solution ◽  
Base Catalyst ◽  
Acid Base ◽  
Imidazole Catalysis
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