Synthesis of Isoxazolines and Oxazines by Electrochemical Intermolecular [2 + 1 + n] Annulation: Diazo Compounds Act as Radical Acceptors

M Xiong, X Liang, Z Gao, A Lei, Y Pan - Organic letters, 2019 - ACS Publications
Reported herein is an unprecedented synthesis of isoxazolines and oxazines through
electrochemical intermolecular annulation of alkenes with tert-butyl nitrite, in which diazo …

Planar Tetranuclear Uranium Hydride Cluster Supported by ansa‐Bis(cyclopentadienyl) Ligands

K Li, I Del Rosal, Y Zhao, L Maron… - Angewandte Chemie, 2024 - Wiley Online Library
Polynuclear metal hydride clusters play important roles in various catalytic processes, with
most of the reported polynuclear metal hydride clusters adopting a polyhedral three …

The chemistry of the carbon-transition metal double and triple bond: Annual survey covering the year 2018

JW Herndon - Coordination Chemistry Reviews, 2019 - Elsevier
This is a review of papers published in the year 2018 that focus on the synthesis, reactivity,
or properties of compounds containing a carbon-transition metal double or triple bond …

Substituent Effect versus Aromaticity─ A Curious Case of Fulvene Derivatives

PA Wieczorkiewicz, KK Zborowski… - The Journal of …, 2023 - ACS Publications
A computational study on amino-and nitro-substituted penta-and heptafulvenes reveals the
interplay between the aromaticity and the substituent effect (SE). Ring substitution alone has …

Cooperative Reactions of Pentafulvene Niobium Complexes: Formation of Alkylidene, Imido, Hydrazido, and Niobaaziridine Complexes

S de Graaff, A Chandi, M Schmidtmann… - …, 2021 - ACS Publications
The substitution of the chlorido ligand of bis (η5: η1-(di-p-tolyl)-pentafulvene) niobium
chloride by reaction with (trimethylsilyl) methyllithium is followed by α-C–H bond activation …

Niobium Bis‐and Mono (Pentafulvene) Complexes: E− H Bond Cleavage and Insertion Reactions (E= C, N, O)

S de Graaff, M Eilers, J Buschermöhle… - European Journal of …, 2023 - Wiley Online Library
Abstract Bis (η5: η1‐(di‐para‐tolyl) pentafulvene) niobium chloride (1) reacts with methyl
lithium via salt metathesis to the methylated bis (pentafulvene) niobium complex 2, and with …

A niobium pentafulvene ethylene complex: synthesis, properties and reaction pathways

S de Graaff, K Schwitalla, CV Haaker, N Bengen… - Dalton …, 2022 - pubs.rsc.org
The π–η5: σ–η1 coordination mode of early transition metal pentafulvene ligands yields a
strongly nucleophilic exocyclic carbon atom (Cexo). The substitution of the chlorido ligand of …

Synthesis, Characterization and Functionalization of Titanium κ 1 N Amidinato Complexes from Carbodiimides

M Eilers, S Bültena, K Schwitalla, M Schmidtmann… - Dalton …, 2025 - pubs.rsc.org
A series of titanium amidinato complexes were synthesized by stoichiometric insertion
reactions of carbodiimides into bis (π-η5: σ-η1-pentafulvene) titanium complexes. NMR …

[PNP]-Stabilized Niobium (IV) and Tantalum (IV) Complexes: Synthesis and Characterization of an Open-Shell Tantalum Alkylidene

T Bruckhoff, LK Paschai Darian, CAM Stein… - …, 2023 - ACS Publications
A flexible [PNP] ligand (forming six-membered chelates upon coordination) was employed
for the synthesis of niobium (IV) and tantalum (IV) complexes. Starting from the protioligand …

Vanadium Pentafulvene Complexes: Synthon for Unprecedented VanadoceneIII Derivatives

S de Graaff, K Schwitalla, H Thye… - … A European Journal, 2023 - Wiley Online Library
The benzene ligand at CpV (η6− C6H6)(1) is exchanged for pentafulvenes. Using sterically
demanding pentafulvenes gives a clean exchange reaction, yielding vanadium …