Results 21 to 30 of about 2,931,304 (225)

Optimizing distributions over molecular space. An Objective-Reinforced Generative Adversarial Network for Inverse-design Chemistry (ORGANIC)

open access: yes, 2017
Molecular discovery seeks to generate chemical species tailored to very specific needs. In this paper, we present ORGANIC , a framework based on Objective-Reinforced Generative Adversarial Networks (ORGAN), capable of producing a distribution over ...
Benjamín Sánchez-Lengeling   +3 more
semanticscholar   +1 more source

Photoredox Catalysis in Organic Chemistry

open access: yesJournal of Organic Chemistry, 2016
In recent years, photoredox catalysis has come to the forefront in organic chemistry as a powerful strategy for the activation of small molecules. In a general sense, these approaches rely on the ability of metal complexes and organic dyes to convert ...
M. H. Shaw, Jack Twilton, D. MacMillan
semanticscholar   +1 more source

Hydrogenative coupling of nitriles with diamines to benzimidazoles using lignin-derived Rh2P catalyst

open access: yesiScience, 2021
Summary: Nitrile (C≡N bond) activation for direct organic synthesis has been less explored so far due to a high redox potential of nitrile and its low dissociation energy of C−CN bond.
Jiarui Zhang   +4 more
doaj   +1 more source

Direct synthesis of p-methyl benzaldehyde from acetaldehyde via an organic amine-catalyzed dehydrogenation mechanism

open access: yesiScience, 2021
Summary: p-Methyl benzaldehyde (p-MBA) is a class of key chemical intermediates of pharmaceuticals. Conventional industrial processes for p-MBA production involve the consecutive photochlorination, amination, and acid hydrolysis of petroleum-derived p ...
Qing-Nan Wang   +5 more
doaj   +1 more source

The The perceptions of Senior High School students and teachers about organic chemistry: A Ghanaian perspective

open access: yesScience Education International, 2021
The purpose of the study was to determine the perceptions that senior high school (SHS) chemistry students and teachers have about organic chemistry as well as to compare organic chemistry topics that are difficult for students and teachers.
Esther Nartey , Ruby Hanson
doaj   +1 more source

Boosting lithium storage in covalent organic framework via activation of 14-electron redox chemistry

open access: yesNature Communications, 2018
Conjugated polymeric molecules have been heralded as promising electrode materials for the next-generation energy-storage technologies owing to their chemical flexibility at the molecular level, environmental benefit, and cost advantage.
Zhendong Lei   +8 more
semanticscholar   +1 more source

Applications of the Conceptual Density Functional Theory Indices to Organic Chemistry Reactivity

open access: yesMolecules, 2016
Theoretical reactivity indices based on the conceptual Density Functional Theory (DFT) have become a powerful tool for the semiquantitative study of organic reactivity. A large number of reactivity indices have been proposed in the literature.
L. Domingo   +2 more
semanticscholar   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Session Organic Chemistry

open access: yesCHIMIA, 2023
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Céline Wittwer
doaj  

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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