Cross-coupling
TítuloTransition metal free cross coupling of indium organometallics with chromene and isochroman acetals mediated by BF3·OEt2
... Transition metal free cross coupling of indium organometallics with chromene and isochroman acetals mediated by BF3?OEt2 Transition metal free cross coupling of indium organometallics with chromene an[.] ...
9
TítuloTriorganoindium reagents in cross coupling reactions: transition metal free reactions with benzopyranyl acetals and tetrahydroisoquinolines and solid stable organometallics
... catalyzed cross-coupling reactions, and are valued for their chemoselectivity, versatility, and atom economy derived from their ability to transfer the three organic groups attached to ...in ...
315
TítuloFerrocenylindium reagents in palladium‐catalyzed cross‐coupling reactions: asymmetric synthesis of planar chiral 2‐aryl oxazolyl and sulfinyl ferrocenes
... palladium‐catalyzed cross‐coupling reactions was also tested for the stereoselective synthesis of planar chiral 1,2‐disubstituted ...palladium‐catalyzed cross‐coupling ...
9
Cp*Ir(NHC) complexes as highly versatile and efficient catalysts for the cross coupling of alcohols and amines
... individual cross-coupling ...the cross-coupling of benzyl alcohol with primary and secondary alcohols to provide unsymmetrical ...homo- coupling of benzyl alcohol we obtained a very low ...
22
Vinylic Addition Polynorbornene as a Support for N-Heterocyclic Carbene Palladium Complexes: Catalytic Activity in C–C Cross– Coupling Reactions
... Abstract: A vinylic addition polynorbornene (VA-PNB) functionalized with imidazolium groups can be used to synthesize a well-defined supported palladium carbene complex. This complex is a suitable precatalyst for Suzuki ...
9
TítuloSynthesis of bench stable solid triorganoindium reagents and reactivity in palladium catalyzed cross coupling reactions
... To our delight, other solid derivatives of triarylindium reagents, such as the tri(2- methoxyphenyl)indium(DMAP) (4) and tris(4-trifluoromethylphenyl)indium(DMAP) (3) also reacted efficiently with the electrophiles 1a ...
9
TítuloSequential In catalyzed intramolecular hydroarylation and Pd catalyzed cross coupling reactions using bromopropargyl aryl ethers and amines
... dihydroquinoline 12a was obtained in 75% overall yield (entry 18). 13 Under the established conditions, the reaction with tri(2- thienyl)indium and trimethylindium provided 12b and 12e in 55% and 67% overall yields ...
7
TítuloTriorganoindium reagents in Rh catalyzed C–H activation/C–C cross coupling reactions of 2 arylpyridines
... and cross-coupling with organometallics and related nucleophiles under transition metal catalysis constitutes a methodology of great interest due to the atom economy of the process and the challenge that ...
12
Vinylic Addition Polynorbornene in Catalysis
... α -Diimine ligands have been profusely used in palladium chemistry and they are very important in the context of Pd- catalyzed olefin polymerization reactions and have also found application in cross ...
12
Cross Alkyl Aryl Versus Homo Aryl Aryl Coupling in Pdcatalyzed Coupling of Alkyl Gold(I) and Aryl X (X = Halide)
... intermediate D (red lines in Figure 2). From 7, the reductive elimination can proceed to the cross-coupling product Rf–Me. However, if the reductive elimination is slow, cis aryl-alkyl palladi- um(II) ...
6
Kinetic and thermodynamic studies on transmetalation reactions
... According to the experimental data, a second pathway of reaction has to be proposed to account for a consumption of intermediate B, with an activation energy value of 26.8 kcal mol -1 . This second pathway can lead to ...
220
The stille reaction, 38 years later
... catalytic cycle and this copper effect does not lead to any difference in the stereochemical outcome. However, the cop- per effect may have another component, based on the exist- ence of Sn/Cu transmetalation processes. ...
14
Ice discharge error estimates using different cross-sectional area approaches: a case study for the Canadian High Arctic, 2016/17
... a substantial increase in discharge of Ekblaw Glacier in 2016, followed by a decrease in 2017, though maintaining a level higher than that of 2015. Though our estimate for 2016 can seem very high, it is comparable with ...
14
Agronomic characterization of quinoa (Chenopodium quinoa Willd.) progeny from close and distant self-fertilized s5 simple crosses
... the cross Pasankalla × Kancolla, with ...the cross Negra Collana × Kancolla, with ...Kancolla cross, with 14.49 mm, followed by the cross Salcedo INIA × Pandela Rosada, with ...the ...
12
Stability and mechanical evaluation of bovine pericardium cross-linked with polyurethane prepolymer in aqueous medium
... bifiinctional cross-linker for collagenous ...The cross-linking index increased up to 81% while the denaturation temperature increased up to 12 °C after PUP ...of cross-linking depending of the ...
7
A novel cell-coupling leading to nonlocal interactions
... that coupling matrices similar to A with no vanishing values near the main diagonal will generally be dense, then local considerations similar to those used for defining ...the coupling matrix, then is not ...
11
Predicting the Coupling Properties of Axially Textured Materials
... (22) (23) (24) Figure 1a represents schematically an ideally parallel polycrystal with imposed deformation and applied voltage as external stimuli. Figure 1b shows a graphical representation of the interactions ...
18
Cross Docking: descripción y análisis
... Las primeras decisiones que deben ser tomadas durante el proceso de planificación son las decisiones estratégicas: donde se localiza la terminal o terminales de consolidación, hub o Cross Dock y cuál es el mejor ...
89
Generalized synchronization in relay systems with instantaneous coupling
... the coupling delay is guaranteed in a relay configuration [12], no proof of GS existed so far for systems that are instantaneously coupled through an additional relay ...
5
VIBRATION OF POROUS PLATES IN STRUCTURALACOUSTIC COUPLING APPLICATIONS
... elastic coupling factor through the terms containing α, and inertial coupling through the terms containing the accelerations w & & s and w & & ...
7
