Results 1 to 10 of about 112,449 (386)

Behavior of morpholine and its trimethylsilyl derivative in reactions with trimethylsilyl isocyanate

Тонкие химические технологии, 2022
Objectives. To study the patterns of behavior of morpholine and its trimethylsilyl derivative in reactions with trimethylsilyl isocyanate.Methods. The study employed infrared and nuclear magnetic resonance spectroscopy, as well as elemental analysis ...
L. O. Belova, N. A. Golub, M. V. Pletneva, N. I. Kirilina, A. D. Kirilin   +4 more
doaj   +2 more sources

Dialkylboryl-Substituted Cyclic Disilenes Synthesized by Desilylation-Borylation of Trimethylsilyl-Substituted Disilenes

Molecules, 2021
π-Electron systems of silicon have attracted attention because of their narrow HOMO-LUMO gap and high reactivity, but the structural diversity remains limited.
Kaho Tanaka, Naohiko Akasaka, Tomoyuki Kosai, Shunya Honda, Yuya Ushijima, Shintaro Ishida, Takeaki Iwamoto   +6 more
doaj   +1 more source

Crystals of 4,7-Di-2-thienyl-2,1,3-benzothiadiazole and Its Derivative with Terminal Trimethylsilyl Substituents: Synthesis, Growth, Structure, and Optical-Fluorescent Properties

Crystals, 2023
Among short donor–acceptor molecules with a central benzothiadiazole fragment, 4,7-di-2-thienyl-2,1,3-benzothiadiazole (T-BTD) is one of the most well-known compounds, valued for its photophysical and semiconductor properties.
Valery A. Postnikov, Georgy A. Yurasik, Artem A. Kulishov, Timofei A. Sorokin, Maria S. Lyasnikova, Nataliya I. Sorokina, Maxim S. Skorotetcky, Vlada V. Popova, Lev L. Levkov, Oleg V. Borshchev, Evgeniya A. Svidchenko, Nikolay M. Surin, Sergey A. Ponomarenko   +12 more
doaj   +1 more source

Oligosilanylated Silocanes

Molecules, 2021
A number of mono- and dioligosilanylated silocanes were prepared. Compounds included silocanes with 1-methyl-1-tris(trimethylsilyl)silyl, 1,1-bis[tris(trimethylsilyl)silyl], and 1,1-bis[tris(trimethylsilyl)germyl] substitution pattern as well as two ...
Mohammad Aghazadeh Meshgi, Alexander Pöcheim, Judith Baumgartner, Viatcheslav V. Jouikov, Christoph Marschner   +4 more
doaj   +1 more source

Synthesis of five- and six-membered 2-trimethylsilyl-1,3,3-trimethylcycloalkenes: A novel preparation of alkyl/alkenyl/aryl-(1′,3′,3′-trimethylcyclopentenyl)ketones [PDF]

Journal of the Serbian Chemical Society, 2013
2-Trimethylsilyl-1,3,3-trimethylcyclopentene and 2-trimethylsilyl-1,3,3-trimethylcyclohexene were prepared in good yields by the Wurtz-Fittig coupling reaction of the corresponding 2-iodo-1,3,3-trimethylcyclopentene and 2-chloro-1,3,3 ...
Achanna Venkatesha M., Suresh Hariprasad
doaj   +1 more source

The Regio- and Stereoselective Synthesis of 1,4-Diarylbut-1-en-3-ynes Having Aryl Groups at the Mutual Syn Positions

Organics, 2023
(E)-1-aryl-2,4-bis(trimethylsilyl)but-1-en-3-ynes readily undergo protodesilylation and subsequent aerobic, copper-free Sonogashira cross-coupling with aryl halides to form (E)-1,4-diaryl-2-(trimethylsilyl)but-1-en-3-ynes.
Szymon Rogalski, Natalia Szymaszek, Cezary Pietraszuk   +2 more
doaj   +1 more source

Alkoxyallene‐Based LANCA Three‐Component Synthesis of 1,2‐Diketones, Quinoxalines, and Unique Isoindenone Dimers and a Computational Study of the Isoindenone Dimerization [PDF]

, 2020
A series of β‐alkoxy‐β‐ketoenamides was prepared by the well‐established LANCA three‐component reaction of lithiated 1‐(2‐trimethylsilylethoxy)‐substituted allenes, nitriles, and α,β‐unsaturated carboxylic acids.
Bera M. K., Holland J. M., Lechel T., Lechel T., Zimmer R., Zimmer R., Zimmer R.   +6 more
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Hexaethylguanidinium tetrakis(trimethylsilylethynyl)borate diethyl ether monosolvate

IUCrData, 2017
The solvated molecular salt, C13H30N3+·C20H36BSi4−·C4H10O, was obtained by the reaction of trimethylsilylethyne with boron trichloride in the presence of tert-butyllithium, followed by ion metathesis.
Stefan Oberparleiter, Gerhard Laus, Thomas Gelbrich, Klaus Wurst, Julia Kunze-Liebhäuser, Herwig Schottenberger   +5 more
doaj   +1 more source

Addition of Di(trimethylsilyl) Phosphite to Schiff Bases of 2,5-Diformylfuran [PDF]

, 2011
A series of 2,5-Furanyl-bis-(aminomethylphosphonic Acids) has been synthesized by the addition of di(trimethylsilyl) phosphite to azomethine bond of achiral Schiff bases derved from 2,5-diformylfuran.
Ciechańska, Magdalena, Dzięgielewski, Marek, Lewkowski, Jarosław, Szcześniak, Aleksandra   +3 more
core   +1 more source

Formation of Boundary Film from Ionic Liquids Enhanced by Additives

Applied Sciences, 2017
Room temperature ionic liquids (RTILs) have several properties that make them interesting candidates as base fluids for extreme conditions. However, a lack of compatibility with tribo-improving additives combined with an often overly aggressive nature is
Erik Nyberg, Johanne Mouzon, Mattias Grahn, Ichiro Minami   +3 more
doaj   +1 more source