Recent advances in heterocyclic nanographenes and other polycyclic heteroaromatic compounds

A Borissov, YK Maurya, L Moshniaha… - Chemical …, 2021 - ACS Publications
This review surveys recent progress in the chemistry of polycyclic heteroaromatic molecules
with a focus on structural diversity and synthetic methodology. The article covers literature …

Novel Synthetic Approach to Heteroatom Doped Polycyclic Aromatic Hydrocarbons: Optimizing the Bottom-Up Approach to Atomically Precise Doped Nanographenes

G Biagiotti, I Perini, B Richichi, S Cicchi - Molecules, 2021 - mdpi.com
The success of the rational bottom-up approach to nanostructured carbon materials and the
discovery of the importance of their doping with heteroatoms puts under the spotlight all …

Rhodium(III)-Catalyzed Intramolecular Annulation and Aromatization for the Synthesis of Pyrrolo[1,2-a]quinolines

Y Hu, Y Jia, Z Tuo, W Zhou - Organic Letters, 2023 - ACS Publications
A rhodium (III)-catalyzed protocol for the synthesis of pyrrolo [1, 2-a] quinolines through
intramolecular annulation of o-alkynyl amino aromatic ketones and subsequent …

BN/BO-ullazines and bis-BO-ullazines: effect of BO doping on aromaticity and optoelectronic properties

Y Guo, L Zhang, C Li, M Jin, Y Zhang, J Ye… - The Journal of …, 2021 - ACS Publications
We have achieved substitutional doping of ullazine with either two BO units or with one BO
unit and one BN unit. The synthesis of these B-doped ullazines is straightforward, using …

Building spin-1/2 antiferromagnetic Heisenberg chains with diaza-nanographenes

X Fu, L Huang, K Liu, JCG Henriques, Y Gao… - arXiv preprint arXiv …, 2024 - arxiv.org
Understanding and engineering the coupling of spins in nanomaterials is of central
importance for designing novel devices. Graphene nanostructures with {\pi}-magnetism offer …

(3+2) Cycloaddition of Heteroaromatic N-Ylides with Sulfenes

K Yamamoto, K Torigoe, M Kuriyama, Y Demizu… - Organic …, 2024 - ACS Publications
A (3+ 2) cycloaddition of heteroaromatic N-ylides with sulfenes, which are generated in situ
from sulfonyl chlorides, has been developed. A variety of ylides were transformed into the …

1,3‐Dipolar Cycloadditions of Cyanoheteroarenes with non‐stabilized Azomethine Ylides : C≡N vs Aromatic C=C Reactivity

B Rkein, M Manneveau, H Gérard, J Legros… - …, 2022 - Wiley Online Library
Indoles, benzofurans and benzothiophenes substituted by a cyano group at positions 2 or 3
are shown to behave differently toward azomethine ylide 1, 3‐dipole 1, in (3+ 2) …

1, 3-Dipolar cycloaddition of polycyclic azomethine ylide to norcorroles: towards dibenzoullazine-fused derivatives

S Li, Y Sun, X Li, O Smaga, S Koniarz… - Chemical …, 2022 - pubs.rsc.org
A 1, 3-cycloaddition reaction of 2-(tert-butyl)-8H-isoquinolino [4, 3, 2-de] phenanthridin-9-
ium chloride to NiII norcorrole in the presence of base is shown to produce a family of chiral …

DMF as an amine source: iron-catalyzed cyclization of 2 H-azirines to imidazoles

MN Zhao, ZM Yang, LQ Li - Chemical Communications, 2024 - pubs.rsc.org
A novel method has been developed for the synthesis of 1-methyl-4, 5-diaryl-1H-imidazoles
through Fe (II)-catalyzed cyclization of 2H-azirines and N, N-dimethylformamide (DMF) as an …

1, 3-Dipolar cycloaddition of azomethine ylides and imidoyl halides for synthesis of π-extended imidazolium salts

QQ Li, Y Hamamoto, CCH Tan, H Sato… - Organic Chemistry …, 2022 - pubs.rsc.org
A new synthetic approach to π-extended imidazolium salts is developed based on 1, 3-
dipolar cycloaddition of polycyclic aromatic azomethine ylides with imidoyl chlorides, where …