Carbaporphyrinoid systems

TD Lash - Chemical reviews, 2017 - ACS Publications
Following immediately after the serendipitous discovery of N-confused porphyrins,
remarkably diverse carbaporphyrinoid systems have been synthesized and investigated. By …

Benziporphyrins, a unique platform for exploring the aromatic characteristics of porphyrinoid systems

TD Lash - Organic & Biomolecular Chemistry, 2015 - pubs.rsc.org
Benziporphyrins were first discovered over 20 years ago. Although initially they were
considered to be a chemical curiosity, a wide range of benzene-containing porphyrinoid …

[HTML][HTML] Organometallic Chemistry within the Structured Environment Provided by the Macrocyclic Cores of Carbaporphyrins and Related Systems

TD Lash - Molecules, 2023 - mdpi.com
The unique environment within the core of carbaporphyrinoid systems provides a platform to
explore unusual organometallic chemistry. The ability of these structures to form stable …

Theoretical studies as a tool for understanding the aromatic character of porphyrinoid compounds

H Fliegl, R Valiev, F Pichierri, D Sundholm - 2018 - books.rsc.org
The scientific interest in porphyrinoid based materials is steady growing, since porphyrinoids
are not only of biological relevance, but they also show interesting spectroscopic properties …

Antiaromatic Carbaporphyrinoids: Fluorene as a Fused Motif toward the Synthesis of meso-Fused Heterobenziporphyrins

A Kumar, K Laxman, M Ravikanth - Organic letters, 2019 - ACS Publications
meso-Tetraphenyl meta-benziporphyrins are nonaromatic macrocycles which can be
changed to antiaromatic by fusing the core benzene ring with one of the adjacent meso …

A Rhodium‐Mediated Contraction of Benzene to Cyclopentadiene: Transformations of Rhodium(III) m‐Benziporphyrin

K Hurej, M Pawlicki, L Szterenberg… - Angewandte Chemie …, 2016 - Wiley Online Library
The contraction of benzene is one of an exclusive group of reactions where the cleavage of
aromatic structure is of fundamental importance. Rhodium (III) m‐benziporphyrin undergoes …

New insights into aromatic pathways of carbachlorins and carbaporphyrins based on calculations of magnetically induced current densities

I Benkyi, H Fliegl, RR Valiev… - Physical Chemistry …, 2016 - pubs.rsc.org
Magnetically induced current densities have been calculated and analyzed for a number of
synthesized carbachlorins and carbaporphyrins using density functional theory and the …

Synthesis and Properties of Nonaromatic meso‐fused Heterobenzihomoporphyrin(2.1.1.1)s

P Varak, A Sinha, M Ravikanth - Chemistry–An Asian Journal, 2023 - Wiley Online Library
Fluorene‐based tripyrrane has been used as a fused precursor to synthesize three novel
examples of nonaromatic meso‐fused thia and selenabenzihomoporphyrin (2.1. 1.1) s by …

Synthesis and metalation of dimethoxybenziporphyrins, thiabenziporphyrins, and dibenziporphyrins

SC Fosu, GM Ferrence, TD Lash - The Journal of Organic …, 2014 - ACS Publications
Dimethoxybenzitripyrranes were prepared in excellent yields by reacting benzene
dicarbinols with BF3· Et2O and excess pyrrole in refluxing 1, 2-dichloroethane. Reaction …

Recent developments in the chemistry of heteroporphyrins and heterocarbaporphyrins

TD Lash - Advances in Heterocyclic Chemistry, 2022 - Elsevier
Core-modified porphyrins have been widely investigated and exhibit diverse characteristics.
Heteroporphyrins of this type retain the framework found in true porphyrins but have O, S …