Comprehensive Summary Metallacyclopentadienes play a vital role in transition‐metal
mediated and catalyzed cycloaddition reactions of alkynes. Though versatile reactions of …

The first rhena-analogues of pyridinium (cyclopropametalla-2-isoquinolinium complexes)
are obtained from o-ethynyl benzonitriles. Structural analysis and DFT calculations confirm …

Carbolong complexes are one of the primary types of metallaaromatics, and they include
metallapentalynes and metallapentalenes. A series of 7C-10C and 12C-carbolong …

Main observation and conclusion The reaction of a cyclic osmacarbyne complex with
sodium azide led to the formation of a ring expansion‐annulation product, a unique tetrazole …

Comprehensive Summary Carbolong compounds as a metal‐heteroaromatic compound
with both organometallic properties and π‐conjugated systems exhibit great potential in …

Comprehensive Summary Simple and efficient synthesis of metalla‐aromatics with tailored
distinctive optical, magnetic, redox, and light‐emitting properties is attractive yet challenging …

Comprehensive Summary Starting from an organic multiyne, three steps are normally
needed for the preparation of non‐β‐phosphonium functionalized rhoda‐and irida …

The reactivity of the triflate functionalized iridapentalene 1,[Ir {CHC (CH2C (CO2Me) 2CH2)
CCCHC (OTf) CH}(CO)(PPh3) 2] OTf, with C-, N-, O-and S-centered neutral nucleophiles …

Four diaza-osmapentalenes were prepared by two-step reactions, through the treatment of
an alkyne-coordinated osmium complex with azo compounds, followed by the addition of …

Reshaping an aromatic framework to generate other skeletons is a challenging issue due to
the stabilization energy of aromaticity. Such reconfigurations of aromatics commonly …