6533b85ffe1ef96bd12c13d3

RESEARCH PRODUCT

Intramolecular 1,5-S...N σ-hole interaction in (E)-N′-(pyridin-4-ylmethylidene)thiophene-2-carbohydrazide

Thomas P. MawhinneyValeri V. MossineSteven P. Kelley

subject

crystal structurehirshfeld surfaceDouble bondImineStackingCrystal structureCarbohydrazide010402 general chemistryRing (chemistry)01 natural sciencesResearch Communicationsenergy frameworkslcsh:Chemistrychemistry.chemical_compoundchalcogen bondingGeneral Materials Sciencechemistry.chemical_classificationQuantitative Biology::Biomoleculesintermolecular interaction energies010405 organic chemistryHydrogen bondGeneral Chemistryinter­molecular inter­action energieshydrogen bondingCondensed Matter Physics4-pyridinecarboxaldehyde 2-thienyl hydrazone0104 chemical sciencesCrystallographylcsh:QD1-999chemistry4-pyridine­carboxaldehyde 2-thienyl hydrazoneMonoclinic crystal system

description

The hydrazide-hydrazone forms inverse dimers via hydrogen bonding, but its conformation is defined by the presence of an intra­molecular chalcogen bond. Electrostatic forces dominate in the crystal packing and give rise to a layered supra­molecular structure.

https://doi.org/10.1107/s2056989020003011