Crystal engineering for intramolecular π–π stacking: effect of substitution of electron-donating and electron-withdrawing groups on the molecular geometry in conformationally flexible Sulfoesters and sulfonamides
Samir R. Shaikh, Rupesh L. Gawade, Niteen B. Dabke, Soumya Ranjan Dash, Kumar Vanka, Rajesh G. Gonnade
Abstract
The placing of electron-withdrawing and electron-donating groups at the para position of the benzene revealed sulfoesters preferably adopts a syn geometry facilitating the intramolecular π-stacking, but sulphonamides takes midway or anti -geometry.
Topics & Concepts
Intramolecular forceStackingBenzeneElectronPolar effectCrystal (programming language)CrystallographyChemistryMolecular geometryCrystal structureMaterials scienceGeometryStereochemistryMoleculePhotochemistryOrganic chemistryPhysicsComputer scienceQuantum mechanicsProgramming languageMathematicsCrystallography and molecular interactionsOrganic Chemistry Cycloaddition ReactionsSynthesis of heterocyclic compounds