Results 41 to 50 of about 6,497 (154)

Relative Reactivities of Acetals and Ethers under Friedel-Crafts Conditions [PDF]

open access: yes, 1994
Competition experiments have been performed to determine the relative reactivities of acetals and ethers toward allyltrimethylsilane in the presence of catalytic amounts of BF3 OEt2.
Dau-Schmidt   +11 more
core   +1 more source

A practical route to tertiary diarylmethylamides or -carbamates from imines, organozinc reagents and acyl chlorides or chloroformates [PDF]

open access: yes, 2011
A practical route to tertiary diarylmethylamides or -carbamates from imines, organozinc reagents and acyl chlorides or chloroformates is described. This route involves the formation of an imine, which is used without isolation, followed by its activation
Bender, Sakurai, Sengmany, Spencer
core   +1 more source

A Mechanochemical Route for the Synthesis of Diphenyleneiodonium Salts and the Estimation of Their Relative Solid‐State Reactivities

open access: yesChemistry–Methods, Volume 5, Issue 9, September 2025.
An efficient mechanochemical route for diphenyleneiodonium (DPI) salt synthesis is reported which offers a sustainable and solvent‐free alternative. The solid‐state reactivities of the reported DPI salts were also assessed with the help of morphology predictions and Hirshfeld surface analysis computations to understand the effect of crystal morphology,
Ipsha Shruti, Tejender S. Thakur
wiley   +1 more source

Asymmetric Ion-Pairing Catalysis [PDF]

open access: yes, 2014
Chemistry and Chemical ...
Brak, Katrien, Jacobsen, Eric N.
core   +1 more source

Proton Chemical Shifts in Some Benzhydryl Compounds. [PDF]

open access: yesActa Chemica Scandinavica, 1970
Leiv J. Stangeland   +6 more
openaire   +1 more source

How Electrophilic are Ferrocenylmethyl Cations? Kinetics of their Reactions with Nucleophiles and Hydride Donors [PDF]

open access: yes, 1994
Second-order rate constants for the reactions of the ferrocenylmethylium ions 2a - e with silyl enol ethers, allylsilanes, allylstannanes, and hydride donors have been determined photometrically and conductometrically in dichloromethane.
Arimoto   +60 more
core   +1 more source

Molecular modeling of biologically active compounds-ligands for GABAa receptors [PDF]

open access: yes, 2018
GABAA receptor mediates inhibitory neurotransmission in the central nervous system. A lot of compounds modulating GABAAreceptor and, thus, having anxiolytic or sedative effect has been developed.
Иманкулова, Е. А.   +1 more
core  

Electrophilicity Equalization Principle

open access: yes, 2010
A new electronic structure principle, viz., the principle of electrophilicity equalization is proposed. An analytical justification as well as a numerical support for the same is provided.Comment: 9 pages, 2 ...
Chattaraj, Pratim Kumar   +2 more
core   +1 more source

Biphenyl-Derived Phosphepines as Chiral Nucleophilic Catalysts: Enantioselective [4+1] Annulations To Form Functionalized Cyclopentenes [PDF]

open access: yes, 2014
Because of the frequent occurrence of cyclopentane subunits in bioactive compounds, the development of efficient catalytic asymmetric methods for their synthesis is an important objective.
Fu, Gregory C.   +4 more
core   +2 more sources

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