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Conformational Analysis of Psilocybin: A Computational Approach

Poonam Bhadoria, Manish Kumar Tripathi, Ramanathan Venkatnarayan

preprint DOI: 10.2139/ssrn.4098712 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Computational study
Topics Psilocybin
Key points Identified a global minimum conformer of psilocybin and several local minima, with an energy difference of 9.275 kcal/mol and a rotational barrier of 17.620 kcal/mol between key conformers. Computed spectra and properties matched earlier literature.

Abstract

Conformational space of the psychedelic molecule psilocybin was explored. A global minimum was identified and among the several local minima, of the conformers matched with the earlier reported literature. The difference in energy between these two conformers is 9.275 kcal/mol and the rotational barrier is 17.620 kcal/mol. Further properties of these conformers were investigated using FMO, AIM, ESP calculations. UV-visible, IR and 1h-NMR spectra were also computed. All the predicted results matched with the earlier reported literature significantly.