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The Shapes of Sulfonamides: A Rotational Spectroscopy Study [PDF]

open access: yesMolecules, 2022
Benzenesulfonamides are a class of molecules of extreme interest in the biochemical field because many of them are active against a variety of diseases. In this work, the pharmacophoric group benzensulfonamide, its derivatives para-toluensulfonamide and ...
Annalisa Vigorito   +6 more
doaj   +4 more sources

Toward Accurate yet Effective Computations of Rotational Spectroscopy Parameters for Biomolecule Building Blocks [PDF]

open access: yesMolecules, 2023
The interplay of high-resolution rotational spectroscopy and quantum-chemical computations plays an invaluable role in the investigation of biomolecule building blocks in the gas phase.
Vincenzo Barone   +2 more
doaj   +2 more sources

Towards automated molecular detection through simulated generation of CMOS-based rotational spectroscopy [PDF]

open access: yesHeliyon, 2023
The use of CMOS sensors for rotational spectroscopy is a promising, but challenging avenue for low-cost gas sensing and molecular identification. A main challenge in this approach is that practical CMOS spectroscopy samples contain various different ...
Yasamin Fozouni   +2 more
doaj   +2 more sources

The Structure of 2,6-Di-tert-butylphenol–Argon by Rotational Spectroscopy [PDF]

open access: yesMolecules, 2023
The molecular structure of a van der Waals-bonded complex involving 2,6-di-tert-butylphenol and a single argon atom has been determined through rotational spectroscopy.
Wenqin Li   +4 more
doaj   +2 more sources

Sensing Chirality with Rotational Spectroscopy [PDF]

open access: yesAnnual Review of Physical Chemistry, 2018
Chiroptical spectroscopy techniques for the differentiation of enantiomers in the condensed phase are based on an established paradigm that relies on symmetry breaking using circularly polarized light. We review a novel approach for the study of chiral molecules in the gas phase using broadband rotational spectroscopy, namely microwave three-wave ...
Cristobal Perez, , Sérgio Domingos
exaly   +5 more sources

Laboratory detection and rotational spectroscopy of trans-HNSO: implications for astronomical observations [PDF]

open access: yesFrontiers in Chemistry
Sulfur-bearing molecules are central to interstellar chemistry, yet their observed abundances in the gas phase remain far below cosmic expectations in dense interstellar regions.
Valerio Lattanzi   +4 more
doaj   +2 more sources

From Molecular to Cluster Properties: Rotational Spectroscopy of 2-Aminopyridine and of Its Biomimetic Cluster with Water [PDF]

open access: yesMolecules, 2021
We report the observation and analysis of the rotational spectrum of a 1:1 cluster between 2-aminopyridine and water (AMW) carried out with supersonic expansion Fourier transform microwave spectroscopy at 4.7–16.5 GHz. Measurements of the 2-aminopyridine
Adam Kraśnicki   +2 more
doaj   +2 more sources

Rotational Spectroscopy Meets Quantum Chemistry for Analyzing Substituent Effects on Non-Covalent Interactions: The Case of the Trifluoroacetophenone-Water Complex [PDF]

open access: yesMolecules, 2020
The most stable isomer of the 1:1 complex formed by 2,2,2-trifluoroacetophenone and water has been characterized by combining rotational spectroscopy in supersonic expansion and state-of-the-art quantum-chemical computations.
Juncheng Lei   +7 more
doaj   +2 more sources

Inversion Motion of Xanthene and Detection of Its Oxidation Product Xanthone from Gas-Phase Rotational Spectroscopy [PDF]

open access: yesMolecules
The rotational spectra of xanthene and its oxidation product xanthone were investigated by combining quantum chemical calculations with Fourier transform microwave spectroscopy in a jet-cooled environment.
Celina Bermúdez   +2 more
doaj   +2 more sources

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