Methods utilizing first-row transition metals in natural product total synthesis

JE Zweig, DE Kim, TR Newhouse - Chemical Reviews, 2017 - ACS Publications
First-row transition-metal-mediated reactions constitute an important and growing area of
research due to the low cost, low toxicity, and exceptional synthetic versatility of these …

Searching for new reactivity (Nobel lecture)

KB Sharpless - Angewandte Chemie International Edition, 2002 - Wiley Online Library
The processes for the selective oxidation of olefins have long been among the most useful
tools for day‐to‐day organic synthesis. Herein, the focus is on the asymmetric‐epoxidation …

Catalytic asymmetric dihydroxylation

HC Kolb, MS VanNieuwenhze, KB Sharpless - Chemical Reviews, 1994 - ACS Publications
During the last decade a number of powerful asymmetric reactions have emerged as a result
of the growing need to develop efficient and practical syntheses of biologically active …

Auf der Suche nach neuer Reaktivität (Nobel‐Vortrag)

KB Sharpless - Angewandte Chemie, 2002 - Wiley Online Library
Die Verfahren für die selektive Oxidation von Olefinen gehören seit langem zu den
nützlichsten und routinemäßig eingesetzten Werkzeugen in der organischen Synthese …

Selective asymmetric dihydroxylation of polyenes

H Becker, MA Soler, KB Sharpless - Tetrahedron, 1995 - Elsevier
The asymmetric dihydroxylation procedure (AD) is applied to a variety of polyenes. In many
cases excellent regioselectivities are obtained. The observed selectivities are rationalized in …

A Divergent Polyene Cyclization for the Total Synthesis of Greenwayodendrines, Greenwaylactams, Polysin and Polyveoline

I Plangger, T Pinkert, K Wurst… - Angewandte Chemie, 2023 - Wiley Online Library
We present a concise asymmetric total synthesis (5–8 steps) of nine sesquiterpenoid
alkaloids featuring four different tetra‐/pentacyclic scaffolds. To this end, a novel, bioinspired …

Establishment of “Ring-Size-Divergent” Synthetic Strategy: Divergent Synthesis, Stereochemical Assignments, and Biological Activity Studies of Nerolidol-Type …

K Nishikawa, T Teranishi, T Tsuruta… - The Journal of …, 2023 - ACS Publications
Biomimetic epoxide-opening cascade cyclizations of polyepoxides enable the efficient and
rapid construction of polyether skeletons. In this study, we discovered a method for switching …

Total synthesis of α-pyrone meroterpenoids, novel bioactive microbial metabolites

T Sunazuka, S Ōmura - Chemical reviews, 2005 - ACS Publications
Bioactive natural products produced by microbes have limitless potential in pharmaceutical
applications, and the organic synthesis of such products as lead compounds will result in the …

Total synthesis of thyrsiferyl 23-acetate, a specific inhibitor of protein phosphatase 2A and an anti-leukemic inducer of apoptosis

IC Gonzalez, CJ Forsyth - Journal of the American Chemical …, 2000 - ACS Publications
A convergent synthetic entry to the squalenoid polyether system has been developed and
applied to the biologically active marine natural products thyrsiferyl 23-acetate (1a) …

Asymmetric dihydroxylation of alkenes

MC Noe, MA Letavic, SL Snow - Organic Reactions, 2004 - Wiley Online Library
The oxidation of alkenes to vicinal diols using osmium tetroxide is one of the most selective
and reliable transformations in organic synthesis. The reaction stereospecifically produces a …