First-principles study of solvent polarity effects in the Menshutkin reaction

ED Susanti, F Rusydi, MS Su'ait… - Canadian Journal of …, 2024 - cdnsciencepub.com
Quaternary ammonium salts (QASs) have been used as antimicrobial agents, surfactants,
and ionic liquids in electrical double-layer capacitors, rechargeable lithium-ion batteries …

Conformational preferences of guanine-containing threose nucleic acid building blocks in B3LYP studies

J Konieczna, K Wrońska, M Kalińska, B Liberek… - Carbohydrate …, 2024 - Elsevier
In this paper, detailed and systematic gas-phase B3LYP conformational studies of four
monomers of threose nucleic acid (TNA) with guanine attached at the C1′ atom and …

DFT studies of conversion of methyl chloride and three substituted chloromethyl tetrahydrofuran derivatives during reaction with trimethylamine

D Walczak, A Nowacki - Journal of Molecular Modeling, 2013 - Springer
Abstract B3LYP/6-31+ G** level computations were performed for the formation of four
trimethylammonium salts in the reaction of methyl chloride (1a),(S)-1, 4-andydro-5-chloro-2 …

DFT studies of the formation of furanoid derivatives of ammonium chlorides

J Wielińska, B Liberek, A Nowacki - Journal of Molecular Graphics and …, 2015 - Elsevier
Abstract B3LYP/6-31+ G** level computations were performed on the formation of
ammonium salts during the reaction of (S)-1, 4-anhydro-5-chloro-2, 3, 5-trideoxypentitol …

Threocytidines: Insight into the Conformational Preferences of Artificial Threose Nucleic Acid (TNA) Building Blocks in B3LYP Studies

J Bednarko, O Stachurski, J Wielińska… - Journal of Molecular …, 2018 - Elsevier
A systematic DFT conformational studies of four building blocks of TNA with cytosine
attached to the C1′ atom of the α-L-threofuranose moiety are presented. Structures bearing …

DFT studies of the conversion of four mesylate esters during reaction with ammonia

A Nowacki, K Sikora, B Dmochowska… - Journal of Molecular …, 2013 - Springer
The energetics of the Menshutkin-like reaction between four mesylate derivatives and
ammonia have been computed using B3LYP functional with the 6-31+ G** basis set …

The conformational behavior, geometry and energy parameters of Menshutkin-like reaction of O-isopropylidene-protected glycofuranoid mesylates in view of DFT …

A Nowacki, J Wielińska, D Walczak, K Sikora… - Journal of Molecular …, 2014 - Elsevier
The formation of pyridinium salts in the transformation of three O-isopropylidene-protected
mesylates of furanoid sugar derivatives under pyridine action is considered at the B3LYP/6 …

A Theoretical Study of the Preferred Reaction Mechanism Between Chloroacetic Acid and Thiourea

MM Kabanda, KP Otukile - Advances in Quantum Systems in Chemistry …, 2020 - Springer
iminothiazolidin-4-one derivatives are known to possess various biological activities such as
anticancer, antiviral, antibacterial and antifungal, making them interesting lead compounds …

The Quaternization Reaction of 5-O-Sulfonates of Methyl 2,3-o-Isopropylidene-β-D-Ribofuranoside with Selected Heterocyclic and Aliphatic Amines

B Dmochowska, R Ślusarz, J Chojnacki… - Molecules, 2020 - mdpi.com
The synthesis of N-((methyl 5-deoxy-2, 3-O-isopropylidene-β-D-ribofuranoside)-5-yl)
ammonium salts are presented. To determine the effect of the nucleophile type and outgoing …