Results 41 to 50 of about 35,146,565 (216)

C-H bond Activation/Arylation over Arene-Ruthenium(II)-picolinate Complexes: Synthesis, Structure and Catalytic Activity [PDF]

open access: yes, 2017
A series of water soluble arene-ruthenium(II) complexes [(η6-arene)RuCl(κ2-L)]n+ (n = 0, 1) ([Ru]-1 – [Ru]-12) containing pyridine based N,O or N,N ligands (L1-L6) were synthesized and employed for the catalytic C-H bond activation/ arylation of 2 ...
Chinky, Binnani   +4 more
core   +1 more source

Synthesis of C70-fragment buckybowls bearing alkoxy substituents

open access: yesBeilstein Journal of Organic Chemistry, 2020
Buckybowls bearing a C70 fragment having two alkoxy groups were synthesized and their structural and optical properties were investigated by single crystal X-ray analysis and UV–vis spectroscopy. In the synthesis of dioxole derivative 5b, the regioisomer
Yumi Yakiyama   +2 more
doaj   +1 more source

Palladium-Catalyzed Divergent Cyclopropanation by Regioselective Solvent-Driven C(sp(3))-H Bond Activation

open access: yes, 2019
Reported is a tandem palladium-catalyzed Heck/regioselective C(sp(3))-H activation reaction for the divergent synthesis of spiro- and fused-cyclopropanated indolines from N-methallylated 2-bromoarylamides.
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core   +1 more source

Cobalt-catalyzed directed C–H alkenylation of pivalophenone N–H imine with alkenyl phosphates

open access: yesBeilstein Journal of Organic Chemistry, 2018
A cobalt–N-heterocyclic carbene (NHC) catalyst efficiently promotes an ortho C–H alkenylation reaction of pivalophenone N–H imine with an alkenyl phosphate. The reaction tolerates various substituted pivalophenone N–H imines as well as cyclic and acyclic
Wengang Xu, Naohiko Yoshikai
doaj   +1 more source

Reversing the Regioselectivity of Asymmetric C ̶ H and N ̶ H Bond Annulation with Bromoalkynes Under Cobalt(III)-Catalysis [PDF]

open access: yes, 2023
Metal-catalyzed C-H bond annulation strategy offers a versatile platform, allowing the construction of complex p-chiral molecules through atom- and step-economical fashion. However, regioselective insertion of -coupling partner between M-C bond and high
Subramani , Kumaran   +9 more
core   +2 more sources

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Heterolytic bond activation at gold: Evidence for gold(III) H-B, H-Si complexes, H-H and H-C cleavage [PDF]

open access: yes, 2019
The coordinatively unsaturated gold(III) chelate complex [(C^N-CH)Au(C6F5)]+ (1+) reacts with main group hydrides H-BPin and H-SiEt3 in dichloromethane solution at 70 °C to form the corresponding σ-complexes, which were spectroscopically characterized (C^
Budzelaar, Peter   +8 more
core   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

Iridium solutes effect C-H bond activation and C-C bond forming reactions of C6H6-MeOCH2CH2OMe solvent mixtures [PDF]

open access: yes, 2004
The in situ generated [TpMe2Ir(C6H5) 2] fragment induces both aromatic and aliphatic C-H bond activation reactions, along with C-C bond formation, when heated with benzene and 1,2-dimethoxyethane.Peer ...
Paneque, Margarita   +9 more
core   +1 more source

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