Occurrence, biogenesis, and synthesis of biologically active carbazole alkaloids

AW Schmidt, KR Reddy, HJ Knölker - Chemical reviews, 2012 - ACS Publications
Since our previous review, 1 there has been a tremendous development in the field of
carbazole alkaloids. New synthetic methodologies have been developed, existing …

Isolation and synthesis of biologically active carbazole alkaloids

HJ Knölker, KR Reddy - Chemical reviews, 2002 - ACS Publications
Carbazole 1 was isolated first from coal tar in 1872 by Graebe and Glazer (Figure 1). 1 In
1965, Chakraborty et al. described the isolation and antibiotic properties of murrayanine …

Highly Selective Hydrolytic Kinetic Resolution of Terminal Epoxides Catalyzed by Chiral (salen)CoIII Complexes. Practical Synthesis of Enantioenriched Terminal …

SE Schaus, BD Brandes, JF Larrow… - Journal of the …, 2002 - ACS Publications
The hydrolytic kinetic resolution (HKR) of terminal epoxides catalyzed by chiral (salen) CoIII
complex 1⊙ OAc affords both recovered unreacted epoxide and 1, 2-diol product in highly …

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 …

Practical considerations in kinetic resolution reactions

JM Keith, JF Larrow… - Advanced Synthesis & …, 2001 - Wiley Online Library
This review provides a critical analysis of catalytic kinetic resolution reactions from a
practical perspective, asking the question of when, if ever, is kinetic resolution the best …

Enantioselective cobalt-catalyzed transformations

H Pellissier, H Clavier - Chemical reviews, 2014 - ACS Publications
1. INTRODUCTION The catalysis of organic reactions by metals still constitutes one of the
most useful and powerful tools in organic synthesis. 1 Although asymmetric synthesis is …

Implementation of metal-free ring-opening polymerization in the preparation of aliphatic polycarbonate materials

L Mespouille, O Coulembier, M Kawalec… - Progress in polymer …, 2014 - Elsevier
Environmental concerns along with the need to develop aliphatic polycarbonate materials
free of any toxic compounds have driven scientists to implement macromolecular …

Recent advances in the stereoselective synthesis of tetrahydrofurans

JP Wolfe, MB Hay - Tetrahedron, 2007 - Elsevier
Substituted tetrahydrofurans are commonly occurring substructures found in a broad array of
natural products and other biologically active molecules. For example, the annonaceous …

An Efficient Approach to Aspidosperma Alkaloids via [4 + 2] Cycloadditions of Aminosiloxydienes:  Stereocontrolled Total Synthesis of (±)-Tabersonine. Gram-Scale …

SA Kozmin, T Iwama, Y Huang… - Journal of the American …, 2002 - ACS Publications
Described is a concise, highly stereocontrolled strategy to the Aspidosperma family of indole
alkaloids, one that is readily adapted to the asymmetric synthesis of these compounds. The …

Oxoammonium‐and nitroxide‐catalyzed oxidations of alcohols

JM Bobbitt, C BrüCkner, N Merbouh - Organic Reactions, 2004 - Wiley Online Library
The discovery in 1959 of stable nitroxide‐based free radicals such as the prototypical 2, 2, 6,
6‐tetramethylpiperidine‐1‐oxyl (TEMPO) led to their use as electron spin resonance (ESR) …