An overview on synthetic entries to tetrahydro-β-carbolines

P Maity, D Adhikari, AK Jana - Tetrahedron, 2019 - Elsevier
The tetrahydro-β-carboline (THBC) nucleus is a predominant feature of a vast array of
naturally occurring alkaloids. Most of these alkaloids have been found to exhibit significant …

Absolute configurations of synthetic molecular scaffolds from vibrational CD spectroscopy

C Merten, TP Golub, NM Kreienborg - The Journal of organic …, 2019 - ACS Publications
Vibrational circular dichroism (VCD) spectroscopy is one of the most powerful techniques for
the determination of absolute configurations (AC), as it does not require any specific UV/vis …

Recent progress in the application of fluorinated chiral sulfinimine reagents

H Mei, J Han, S Fustero, R Román, R Ruzziconi… - Journal of Fluorine …, 2018 - Elsevier
The development of synthetic methodology allowing for a strategic incorporation of fluorine
into target compounds is in a high demand in many areas of the chemical and …

Basis set dependence of S [double bond, length as m-dash] O stretching frequencies and its consequences for IR and VCD spectra predictions

K Scholten, E Engelage, C Merten - Physical Chemistry Chemical …, 2020 - pubs.rsc.org
Benchmarking functionals and basis sets for the computational prediction of molecular
properties is usually done on very small model systems. Larger organic molecules …

Mannich-type addition of 1, 3-dicarbonyl compounds to chiral tert-butanesulfinyltrifluoroacetaldimines. Mechanistic aspects and chiroptical studies

G Mazzeo, G Longhi, S Abbate… - Organic & …, 2018 - pubs.rsc.org
Mannich-type addition of 1, 3-dicarbonyl compounds to (SS)-N-tert-
butanesulfinyltrifluoroacetaldimine has been carried out under dramatically different …

CF 3: an overlooked chromophore in VCD spectra. A review of recent applications in structural determination

S Abbate, G Longhi, G Mazzeo, C Villani, S Petković… - RSC …, 2019 - pubs.rsc.org
The VCD spectra of several chiral compounds containing the CF3 group are reviewed and
analyzed. The list of compounds contains pharmaceutically relevant molecules as well as …

Pictet–Spengler-Based Multicomponent Domino Reactions to Construct Polyheterocycles

JD Hu, LL Huang, HD Feng - Pharmaceutical Fronts, 2023 - thieme-connect.com
The Pictet–Spengler reaction is one of the important methodological arsenals in synthetic
and medicinal chemistry, acting as an amenable tool for preparing tetrahydroisoquinoline …

Asymmetric Synthesis of Spirooxindoles via Nucleophilic Epoxidation Promoted by Bifunctional Organocatalysts

M Miceli, A Mazziotta, C Palumbo, E Roma, E Tosi… - Molecules, 2018 - mdpi.com
Taking into account the postulated reaction mechanism for the organocatalytic epoxidation
of electron-poor olefins developed by our laboratory, we have investigated the key factors …

Diastereoselective rearomative etherifications and aminations of 2, 3, 9, 9a-tetrahydro-1H-carbazoles

MM Abualnaja, J Cowell, JD Jolliffe, C Wills… - Tetrahedron, 2021 - Elsevier
Herein we present a rearomative diastereoselective etherification/amination reaction of 2, 3,
9, 9a-tetrahydro-1H-carbazoles, themselves accessible via the Diels-Alder reaction of N …