Diazocarbonyl and related compounds in the synthesis of azoles

A Budeev, G Kantin, D Dar'in, M Krasavin - Molecules, 2021 - mdpi.com
Diazocarbonyl compounds have found numerous applications in many areas of chemistry.
Among the most developed fields of diazo chemistry is the preparation of azoles from diazo …

Recent Synthetic Advances on the Use of Diazo Compounds Catalyzed by Metalloporphyrins

MMQ Simões, JAS Cavaleiro, VF Ferreira - Molecules, 2023 - mdpi.com
Diazo compounds are organic substances that are often used as precursors in organic
synthesis like cyclization reactions, olefinations, cyclopropanations, cyclopropenations …

Synthesis of Pyridines by Carbenoid-Mediated Ring Opening of 2 H-Azirines.

NSY Loy, A Singh, X Xu, CM Park - Angewandte Chemie, 2013 - search.ebscohost.com
Pyridines are an important class of compounds because of their prevalence in a myriad of
natural products, pharmaceuticals, agrochemicals, and functional materials.[1] Driven by the …

Graphene oxide-catalysed carbene-transfer reaction in water: a highly “green” and selective approach to access 3, 3′, 3′′-trisindoles

P Kamboj, V Tyagi - Green Chemistry, 2024 - pubs.rsc.org
The insertion or transfer of carbene using diazo compounds as a precursor is being used
widely to synthesize/functionalize different classes of organic compounds. Different types of …

Diazo esters as dienophiles in intramolecular (4+ 2) cycloadditions: Computational explorations of mechanism

A Duan, P Yu, F Liu, H Qiu, FL Gu… - Journal of the …, 2017 - ACS Publications
The first experimental examples of Diels–Alder (DA) reactions of diazo compounds as
heterodienophiles with dienes have been studied with density functional theory (DFT) using …

Access to Fully Substituted Thiazoles and 2,3-Dihydrothiazoles via Copper-Catalyzed [4 + 1] Heterocyclization of α-(N-Hydroxy/aryl)imino-β-oxodithioesters with α …

A Srivastava, G Shukla, D Yadav… - The Journal of Organic …, 2017 - ACS Publications
An efficient chemoselective practical route to fully substituted thiazoles and 2, 3-
dihydrothiazoles has been devised by [4+ 1] heterocyclization of α-(N-hydroxy/aryl) imino-β …

Synthesis and Intramolecular Azo Coupling of 4-Diazopyrrole-2-carboxylates: Selective Approach to Benzo and Hetero [c]-Fused 6H-Pyrrolo[3,4-c]pyridazine-5 …

EE Galenko, AV Galenko, AF Khlebnikov… - The Journal of …, 2016 - ACS Publications
A high yield synthesis of fluorescent benzo, thieno, and furo [c]-fused methyl 7-aryl-6 H-
pyrrolo [3, 4-c] pyridazine-5-carboxylates, including unprecedented heterocyclic skeletons …

The Bestmann‐Ohira Reagent and Related Diazo Compounds for the Synthesis of Azaheterocycles

MF Jamali, NK Vaishanv, K Mohanan - The Chemical Record, 2020 - Wiley Online Library
Azaheterocycles are one of the most prevalent classes of compounds present in numerous
bioactive compounds, natural products, and agrochemicals, and undoubtedly, new methods …

Rhodium-catalyzed transformations of diazo compounds via a carbene-based strategy: recent advances

F Doraghi, P Baghershahi, M Ghasemi, M Mahdavi… - RSC …, 2024 - pubs.rsc.org
Diazo compounds are known to be good coupling partners in the synthesis of heterocycles,
carbocycles and functionalized molecules via a rhodium carbene-based strategy. Many …

Rh (iii)-catalysed C–H annulation of cis-stilbene acids with 2-diazo-1, 3-diketones: facile access to 6, 7-dihydrobenzofuran-4 (5 H)-one and α-pyrone scaffolds

MS Galla, NB Kale, A Kumawat, D Bora… - Organic & …, 2024 - pubs.rsc.org
An efficient Rh (III)-catalysed C–H functionalization, tandem annulation of cis-stilbene acids
using 2-diazo-1, 3-diketones was devised. This protocol solely afforded 6, 7 …