Results 81 to 90 of about 200,870 (399)

Quaternary tryptammonium salts: N,N-dimethyl-N-n-propyltryptammonium (DMPT) iodide and N-allyl-N,N-dimethyltryptammonium (DMALT) iodide

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
The solid-state structures of two quaternary trytpammonium salts, namely, N,N-dimethyl-N-n-propyltryptammonium (DMPT) iodide [systematic name: 2-(1H-indol-3-yl)-N,N-dimethyl-N-propylazanium iodide], C15H23N2+·I−, and N-allyl-N,N-dimethyltryptammonium ...
Andrew R. Chadeayne   +3 more
doaj   +1 more source

Localized and indolent myeloma [PDF]

open access: yesBlood, 1980
Abstract Criteria were defined for recognizing 29 patients with a localized plasmacytoma of bone and 20 patients with an indolent variety of multiple myeloma in order to justify long-term follow-up without chemotherapy. All patients with indolent myeloma were asymptomatic from their low tumor mass disease, had a hemoglobin greater than ...
openaire   +4 more sources

Light‐Emitting Diodes Based on Metal Halide Perovskite and Perovskite Related Nanocrystals

open access: yesAdvanced Materials, EarlyView.
The review covers the past and current developments in light‐emitting diodes (LEDs) exploiting nanocrystals of halide perovskites and perovskite‐related materials. The review examines the aspects of material optimizations, device engineering, and applications.
Ying Liu   +7 more
wiley   +1 more source

Preparative‐Scale Biocatalytic Oxygenation of N‐Heterocycles with a Lyophilized Peroxygenase Catalyst

open access: yesAngewandte Chemie, Volume 135, Issue 5, January 26, 2023., 2023
A lyophilized preparation of an unspecific peroxygenase variant from Agrocybe aegerita (rAaeUPO‐PaDa‐I‐H) is a highly effective catalyst for the oxygenation of a diverse range of N‐heterocyclic compounds. Scalable, high yielding and enantioselective biocatalytic oxygenations have been developed, including 27 preparative examples (ca.
Balázs Pogrányi   +5 more
wiley   +2 more sources

5-MeO-DALT: the freebase of N,N-diallyl-5-methoxytryptamine

open access: yesIUCrData, 2020
The title compound {systematic name: N-[2-(5-methoxy-1H-indol-3-yl)ethyl]-N-(prop-2-en-1-yl)prop-2-en-1-amine), C17H22N2O, has a single tryptamine molecule in the asymmetric unit.
Andrew R. Chadeayne   +3 more
doaj   +1 more source

Recent advances in the application of indoles in multicomponent reactions

open access: yesRSC Advances, 2018
Indoles are some of the most versatile and common nitrogen-based heterocyclic scaffolds and are frequently used in the synthesis of various organic compounds. Indole based compounds are very important among heterocyclic structures due to their biological
Ghodsi Mohammadi Ziarani   +3 more
semanticscholar   +1 more source

Dynamic covalent chemistry in polymer networks : a mechanistic perspective [PDF]

open access: yes, 2019
The incorporation of dynamic covalent linkages within and between polymer chains brings new properties to classical thermosetting polymer formulations, in particular in terms of thermal responses, processing options and intrinsic recycling abilities ...
Du Prez, Filip   +2 more
core   +1 more source

Recent Advances in Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Ubiquitous defects predominately account for photo‐instability and open‐circuit voltage losses in wide‐bandgap perovskite solar cells (WBG PSCs). This review comprehensively presents the underlying impact mechanisms, summarizes the advanced optimization strategies across various functional layers and their interfaces to develop efficient and stable WBG
Jianjun Mei, Feng Yan
wiley   +1 more source

Data for the lipase catalyzed synthesis of cyano-containing multi-substituted indoles

open access: yesData in Brief, 2021
The data presented here are related to the research paper entitled “Efficient Synthesis of Cyano-containing Multi-substituted Indoles Catalyzed by Lipase” [1].
Fengxi Li   +5 more
doaj  

Fundamental building blocks of eumelanins: electronic properties of indolequinone-dimers [PDF]

open access: yes, 2003
We present results from the theoretical INDO calculations of the electronic structure for stacked eumelanins' monomers. As basic indolic components of the eumelanin structure 5,6-dihydroxyindole (DHI or HQ) and its oxidized forms (SQ and IQ) were chosen. The results reveal dependency of electronic properties of such aggregates on monomers' redox states.
arxiv   +1 more source

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