[reaction: see text] Treatment of acyclic as well as polycyclic tertiary mono- and dihydroxy hydrocarbon derivatives with thiourea in the presence of hydrobromic and acetic acid represents a convenient one-step route to the respective tertiary thiols and dithiols. This procedure was used for the preparation of diamondoid thiols of diamantane, triamantane, [121]tetramantane, and others that are prospective nanoelectronic materials.
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http://dx.doi.org/10.1021/ol053136g | DOI Listing |
Adv Healthc Mater
January 2025
INL - International Iberian Nanotechnology Laboratory, Ultrafast Bio- and Nanophotonics group, Av. Mestre José Veiga s/n, Braga, 4715-330, Portugal.
Toward the aim of reducing animal testing, innovative in vitro models are required. Here, this study proposes a novel smart polymeric microscaffold to establish an advanced 3D model of dopaminergic neurons. These scaffolds are fabricated with Ormocomp via Two-Photon Polymerization.
View Article and Find Full Text PDFJ Oleo Sci
January 2025
Graduate School of Science and Engineering, Saitama University.
Gel coating films comprising nanodiamonds organo-modified with 12-hydroxystearic (12-OHC ) and stearic acids were prepared and characterized. Because molecules with 12-OHC groups can convert solvents into thixotropic gels, Gemini-type diamide derivatives with two 12-OHC chains were also introduced as thixotropic additives into the gel coating films. Although the 12-OHC -modified nanodiamonds did not lead to solvent gelation on their own, they displayed an affinity for the thixotropic additive molecules.
View Article and Find Full Text PDFNanomaterials (Basel)
December 2024
Faculty of Materials Science and Engineering, Kunming University of Science and Technology, Kunming 650093, China.
Nanomaterials, heralded as the "new materials of the 21st century" for their remarkable physical and chemical properties and broad application potential, have attracted substantial attention in recent years. Among these materials, which challenge traditional physical boundaries, nanodiamonds (NDs) are widely applied across diverse industries due to their exceptional surface multifunctionality and chemical stability. Nevertheless, atomic-level manipulation of NDs presents considerable challenges, which require detailed structural analysis to thoroughly elucidate their properties.
View Article and Find Full Text PDFChempluschem
December 2024
Department of Drug Science and Technology, University of Turin, Via P. Giuria 9, 10125, Turin, Italy.
The existing synthetic protocols for the direct functionalization of carbon-based nanomaterials often entail limitations due to their harsh reaction conditions, which require the use of high temperatures for extended periods. This study aims to overcome these limitations by developing mild and efficient synthetic protocols around 1,3-dipolar cycloaddition. Beginning with the well-established azomethine ylide derivatization, we progress to the utilization of nitrile oxide, and of nitrone derivatives for the functionalization of reduced graphene oxide (rGO) as well as of nanodiamonds (NDs).
View Article and Find Full Text PDFACS Appl Mater Interfaces
December 2024
State Key Laboratory of Superhard Materials, College of Physics, Jilin University, Changchun 130012, PR China.
Aqueous zinc-ion batteries (AZIBs) have garnered widespread attention due to their promising development and application prospects. However, progress of AZIBs has been hindered by zinc (Zn) dendrites and side reactions at the electrode-electrolyte interface (EEI). In particular, the large and uneven pores of commercial glass fiber (GF) separators lead to nonuniform Zn transport, which causes side reactions.
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