Results 1 to 10 of about 132,748 (328)

Marine Pyrrole Alkaloids [PDF]

open access: yesMarine Drugs, 2021
Nitrogen heterocycles are essential parts of the chemical machinery of life and often reveal intriguing structures. They are not only widespread in terrestrial habitats but can also frequently be found as natural products in the marine environment.
Kevin Seipp, Leander Geske, T. Opatz
semanticscholar   +4 more sources

Therapeutic potential of pyrrole and pyrrolidine analogs: an update

open access: yesMolecular diversity, 2022
The chemistry of nitrogen-containing heterocyclic compound pyrrole and pyrrolidine has been a versatile field of study for a long time for its diverse biological and medicinal importance .
N. Jeelan Basha   +2 more
semanticscholar   +1 more source

Pyrrole as an Important Scaffold of Anticancer Drugs: Recent Advances.

open access: yesJournal of Pharmacy & Pharmaceutical Sciences, 2022
With the significant increase of patients suffering from different types of cancer, it is evident that prompt measures in the development of novel and effective agents need to be taken.
E. Mateev, M. Georgieva, A. Zlatkov
semanticscholar   +1 more source

Correlation between levels of 2, 5-hexanedione and pyrrole adducts in tissues of rats exposure to n-hexane for 5-days. [PDF]

open access: yesPLoS ONE, 2013
The formation of pyrrole adducts might be responsible for peripheral nerve injury caused by n-hexane. The internal dose of pyrrole adducts would supply more information for the neurotoxicity of n-hexane.
Hongyin Yin   +4 more
doaj   +1 more source

Heteroheptacene-based acceptors with thieno[3,2-b]pyrrole yield high-performance polymer solar cells

open access: yesNational Science Review, 2022
Rationally utilizing and developing synthetic units is of particular significance for the design of high-performance non-fullerene small-molecule acceptors (SMAs).
Zhenghui Luo   +14 more
semanticscholar   +1 more source

Biological exposure indices of pyrrole adducts in serum and urine for hazard assessment of n-hexane exposure. [PDF]

open access: yesPLoS ONE, 2014
BACKGROUND: Pyrrole adducts might be used as a biomarker for monitoring occupational exposure to n-hexane, but the Biological Exposure Indices of pyrrole adducts in serum and urine are still unknown.
Hongyin Yin   +6 more
doaj   +1 more source

Facile Synthesis of NH-Free 5-(Hetero)Aryl-Pyrrole-2-Carboxylates by Catalytic C–H Borylation and Suzuki Coupling

open access: yesMolecules, 2020
A convenient two-step preparation of NH-free 5-aryl-pyrrole-2-carboxylates is described. The synthetic route consists of catalytic borylation of commercially available pyrrole-2-carboxylate ester followed by Suzuki coupling without going through pyrrole ...
Saba Kanwal   +8 more
doaj   +1 more source

Correlation Investigation between Pyrrole-DNA and Pyrrole-Protein Adducts in Male ICR Mice Exposed to Retrorsine, a Hepatotoxic Pyrrolizidine Alkaloid

open access: yesToxins, 2022
Pyrrolizidine alkaloids (PAs) have been found in over 6000 plants worldwide and represent the most common hepatotoxic phytotoxins. Catalyzed by hepatic cytochrome P450 enzymes, PAs are metabolized into reactive pyrrolic metabolites, which can alkylate ...
Lin Zhu   +5 more
doaj   +1 more source

Theoretical Calculation of the Composition Mechanism of Novel Electroactive Ion Exchange Material MIL-101/Py

open access: yesTaiyuan Ligong Daxue xuebao, 2022
The composition of metal organic framework materials and conductive polymers has attracted much attention in the field of materials, and theoretical calculations play an indispensable role in understanding the micro-structure and adsorption mechanism of ...
Caiping YAN   +3 more
doaj   +1 more source

Pyrrole Adsorption on the Surface of a BN Nanotube: A Computational Study [PDF]

open access: yesInternational Journal of New Chemistry, 2014
: Electrical sensitivity of a boron nitride nanotube (BNNT) was examined toward pyrrole (C5H6N) molecule by using density functional theory (DFT) calculations at the B3LYP/6-31G (d) level, and it was found that the adsorption energy (Ead) of pyrrole on ...
Maziar Noei   +2 more
doaj   +1 more source

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