Results 21 to 30 of about 1,637,730 (127)

Toward the Synthesis of Pestalustaine A: Structural Revision and Formation of Original Strained Tricyclic Architectures

open access: yesAngewandte Chemie, EarlyView.
Our synthetic endeavor toward the total synthesis of the reported unprecedented tricyclic skeleton of the sesquiterpene pestalustaine A allowed us to perform divergent cyclizations of a bicyclo[4.4.1]undec‐3‐ene into complex tricyclic architectures and to revise the structure of the natural product.
Wei Cao   +12 more
wiley   +2 more sources

Remapping the Synthetic Landscape of α‐Tertiary Alkylamines via Dual‐Functional Catechol

open access: yesAngewandte Chemie, EarlyView.
A three‐component assembly strategy has been developed for the modular synthesis of hindered α‐tertiary aliphatic amines from readily available precursors through unlocking the dual role of catechol. The practicality of this methodology has been demonstrated in over 90 examples, including compounds that are otherwise difficult to access, along with ...
Chen‐Yan Cai, Yuzuru Kanda, Tian Qin
wiley   +2 more sources

An investigation of naphthalenediimides as central building blocks in model compounds for scanning tunneling microscope induced light emission experiments and förster resonance energy transfer studies [PDF]

open access: yes, 2010
Scanning tunnelling microscopy (STM) is a powerful technique to observe surfaces at the atomic level. The resolution of this STM technique is good enough to study the electronic properties of single molecules adsorbed onto metallic substrates.
Gabutti, Sandro
core   +1 more source

Bicyclo[2.1.1]hexanes by Visible Light-Driven Intramolecular Crossed [2 + 2] Photocycloadditions

open access: yes, 2022
Bicyclo[2.2.1]hexanes have become increasingly popular building blocks in medicinal chemistry as bridged scaffolds that provide unexplored chemical space.
Thorsten Bach (1397326)   +1 more
core   +2 more sources

Cycloaddition between Electron-Deficient π-Systems, Photochemical and Radical-Induced Reactions:  A Novel, General, and Stereoselective Route to Polyfunctionalized Bridged Bicyclo[2.2.2]octanes, Bicyclo[3.3.0]octanes, Bicyclo[4.2.0]octanes, and Tricyclo[4.3.1.03,7]decanes

open access: yes, 2016
A novel, general, and stereoselective route to functionalized bridged bicyclo[2.2.2]octanes, bicyclo[3.3.0]octanes, bicyclo[4.2.0]octanes, and tricyclo[4.3.1.03,7]decanes has been described.
Shantanu Pal (2413069)   +2 more
core   +2 more sources

Fluoro-bicyclo[1.1.1]pentanes [PDF]

open access: yes, 2022
After more than 20 years of trials, a practical scalable approach to fluoro-bicyclo[1.1.1]pentanes (19F-BCPs) has been developed. Physico-chemical properties of fluoro-bicyclo[1.1.1]pentanes have been studied, and the core was incorporated into the ...
Roman , Bychek, Pavel, Mykhailiuk
core   +2 more sources

From Cell‐Derived Vesicles to Hybrid Nanovectors: Biological Membranes as Functional Blueprints for Gene Delivery

open access: yesAdvanced Healthcare Materials, EarlyView.
Biologically derived and hybrid nonviral nanovectors are examined as distinct but convergent design approaches. Integrating synthetic components with biologically functionalized membranes allows efficient interactions with complex cellular environments.
Clara Baldari   +10 more
wiley   +1 more source

Enantioselective photocatalytic synthesis of bicyclo[2.1.1]hexanes as orthodisubstituted benzene bioisosteres with improved biological activity [PDF]

open access: yes, 2023
1,5-Disubstituted bicyclo[2.1.1]hexanes are bridged scaffolds with well-defined exit vectors that are becoming increasingly popular building blocks in medicinal chemistry since they are saturated bioisosteres of orthosubstituted phenyl rings.
Israel , Fernandez   +6 more
core   +1 more source

An NHC‐Coordinated Silicon/Sulfur Analogue of an Acyl Carbene

open access: yesAngewandte Chemie, Volume 138, Issue 35, 24 August 2026.
An NHC complex of an Si/S analogue of an acyl carbene is synthesized by the reaction of a disilyne with a cyclic thiourea. The observed Si2S three‐membered ring with unsymmetrical Si─S distances and a Si─Si single bond is consistent with intramolecular coordination of the silathioacyl sulfur to the silylene center.
Takuto Toyooka   +2 more
wiley   +2 more sources

In vitro antibacterial activity of dinuclear thiolato-bridged ruthenium(II)-arene compounds. [PDF]

open access: yes, 2023
The antibacterial activity of 22 thiolato-bridged dinuclear ruthenium(II)-arene compounds was assessed in vitro against Escherichia coli, Streptococcus pneumoniae, and Staphylococcus aureus.
Bugnon, Quentin   +7 more
core   +2 more sources

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