[HTML][HTML] Genesis of rare molecules using light-induced reactions of matrix-isolated tetrazoles

LMT Frija, MLS Cristiano, A Gómez-Zavaglia… - … of Photochemistry and …, 2014 - Elsevier
Tetrazoles exhibit a very rich photochemistry, strongly influenced by the nature of
substituents in the tetrazolic ring. Photolysis of representative tetrazoles trapped in a rigid …

Conformational Switching in Pyruvic Acid Isolated in Ar and N2 Matrixes: Spectroscopic Analysis, Anharmonic Simulation, and Tunneling

I Reva, CM Nunes, M Biczysko… - The Journal of Physical …, 2015 - ACS Publications
Monomers of pyruvic acid (PA) isolated in cryogenic argon and nitrogen matrixes were
characterized by mid-and near-infrared spectroscopy. Interpretation of the experiments was …

Infrared Spectra and Phototransformations of meta-Fluorophenol Isolated in Argon and Nitrogen Matrices

AJ Lopes Jesus, JR de Lucena Júnior, R Fausto… - Molecules, 2022 - mdpi.com
Monomers of meta-fluorophenol (m FP) were trapped from the gas phase into cryogenic
argon and nitrogen matrices. The estimated relative energies of the two conformers are very …

Near-infrared laser-induced generation of three rare conformers of glycolic acid

A Halasa, L Lapinski, I Reva… - The Journal of …, 2014 - ACS Publications
Structural transformations were induced in conformers of glycolic acid by selective excitation
with monochromatic tunable near-infrared laser light. For the compound isolated in Ar …

Matrix-isolation vibrational circular dichroism (VCD) spectroscopy of chiral 1-phenyl-1-propanol

C Grassin, C Merten - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
Matrix Isolation IR and VCD spectroscopy is used to characterize the self-aggregation of the
title compound. It is shown that only the IR spectral region of the OH-/CH-stretching modes is …

Near-IR laser generation of a high-energy conformer of L-alanine and the mechanism of its decay in a low-temperature nitrogen matrix

CM Nunes, L Lapinski, R Fausto, I Reva - The Journal of Chemical …, 2013 - pubs.aip.org
Monomers of L-alanine (ALA) were isolated in cryogenic nitrogen matrices at 14 K. Two
conformers were identified for the compound trapped from the gas-phase into the solid …

Breaking and Formation of Intramolecular Hydrogen Bonds in Dihydroxybenzaldehydes through UV-Induced Conformational Changes in a Low-Temperature Matrix

S Doddipatla, GI Ferreira… - The Journal of …, 2022 - ACS Publications
Hydrogen bonding (HB) has been receiving attention from both experimental and theoretical
researchers since its discovery in the 1920s due to its impact on many chemical and …

Tetrazole acetic acid: Tautomers, conformers, and isomerization

C Araujo-Andrade, I Reva, R Fausto - The Journal of Chemical Physics, 2014 - pubs.aip.org
Monomers of (tetrazol-5-yl)-acetic acid (TAA) were obtained by sublimation of the crystalline
compound and the resulting vapors were isolated in cryogenic nitrogen matrices at 13 K …

Conformational distortion of α-phenylethyl amine in cryogenic matrices–a matrix isolation VCD study

CH Pollok, C Merten - Physical Chemistry Chemical Physics, 2016 - pubs.rsc.org
The chiral amine α-phenylethyl amine (PEA) was isolated in cryogenic matrices and
investigated using vibrational circular dichroism (VCD) and infrared spectroscopy. The …

Matrix effects in MI-VCD spectra of two chiral oxiranes and their potential microscopic origin

C Grassin, CH Pollok, NM Kreienborg… - Physical Chemistry …, 2023 - pubs.rsc.org
Combining vibrational circular dichroism (VCD) spectroscopy with the matrix isolation (MI)
technique opens up interesting possibilities to study chiral molecules. MI involves the …