BJ Teobald/Tetrahedron 58 2002) 4133±4170 4135 carbon a-to the alkyne moiety, prior to
treatment with a nucleophile, the Nicholas reaction. Reactions of Co2 CO) 6-stabilised …

The systematic modification of natural products through diverted total synthesis is a powerful
concept for the systematic modification of natural products with the aim of studying …

Plants, marine organisms, and microorganisms have evolved complex chemical defense
and signaling systems that are designed to protect them from predators and provide other …

As synthetic targets have grown more complex, protection/deprotection protocols have
assumed prominent roles in synthetic organic chemistry. 1–3 The ability to efficiently protect …

Over the past several decades, macrocyclic compounds have emerged as increasingly
significant therapeutic candidates in drug discovery. Their pharmacological activity hinges …

Organic azides are known and utilized in the synthetic organic chemistry as amine
precursors, potential sources of nitrenes, dipoles useful in 1, 3-dipolar cycloadditions and …

Organocobalt compounds in organic synthesis have three characteristic reactions. The first
occurs because cobalt has a high affinity to carbon–carbon π‐bonds or carbon–nitrogen π …

Dehydration is an abundant and promising process in chemical, biochemical, and industrial
fields. Dehydration methods can contribute to building a modern and sustainable society …

The outcome of a tandem Michael/intramolecular aldol reaction which is mediated by
secondary amines, thiols and phosphines has been found to be highly substrate dependent …

During the past decade, the construction and investigation of expanded acetylenic π-
chromophores has become a central area of chemical research. It has been fueled by the …