Acyclic twisted amides

G Meng, J Zhang, M Szostak - Chemical reviews, 2021 - ACS Publications
In this contribution, we provide a comprehensive overview of acyclic twisted amides,
covering the literature since 1993 (the year of the first recognized report on acyclic twisted …

Structural diversity of bicyclic amino acids

A Trabocchi, D Scarpi, A Guarna - Amino acids, 2008 - Springer
Over the years biomedical research has been constantly oriented towards the development
of new therapeutics based on bioactive peptides and their analogues. In particular, the …

Ring closure to β-turn mimics via copper-catalyzed azide/alkyne cycloadditions

Y Angell, K Burgess - The Journal of organic chemistry, 2005 - ACS Publications
Copper-catalyzed azide alkyne cycloadditions of the linear substrates 1 were used to form
the cyclic derivatives 2. Computational, NMR, and CD analyses of these compounds …

Synthesis of polyhydroxylated quinolizidine and indolizidine scaffolds from sugar-derived lactams via a one-pot reduction/Mannich/Michael sequence

P Szczesniak, S Stecko, E Maziarz… - The Journal of …, 2014 - ACS Publications
A direct approach to the synthesis of indolizidine and quinolizidine scaffolds of iminosugars
is described. The presented strategy is based on a one-pot sugar lactam reduction with …

[3+ 2] Dipolar cycloadditions of cyclic nitrones with alkenes

A Brandi, F Cardona, S Cicchi, FM Cordero… - Organic …, 2004 - Wiley Online Library
Abstract The chapter describes the 1, 3‐dipolar cycloadditions of cyclic nitrones with alkenes
and surveys the literature from 1985 to 2014. In addition to comprehensive coverage of the …

Dimeric building blocks for solid-phase synthesis of α-peptide-β-peptoid chimeras

G Bonke, L Vedel, M Witt, JW Jaroszewski… - …, 2008 - thieme-connect.com
Recently, a novel type of antimicrobial and proteolytically stable peptidomimetic oligomers
having an α-peptide-β-peptoid chimeric backbone was reported. The present paper …

Substituted pyrrolidin-2-ones: Centrally acting orexin receptor antagonists promoting sleep. Part 2

T Sifferlen, A Boller, A Chardonneau, E Cottreel… - Bioorganic & Medicinal …, 2015 - Elsevier
Starting from advanced pyrrolidin-2-one lead compounds, this novel series of small-
molecule orexin receptor antagonists was further optimized by fine-tuning of the C-3 …

Synthesis of pentahydroxylated pyrrolizidines and indolizidines

JA Tamayo, F Franco, D Lo Re… - The Journal of …, 2009 - ACS Publications
1, 3-Dipolar cycloaddition reaction of nitrone 7 and chemo-enzymatically obtained
alkenediols 12 and 13 has been used in the synthesis of pentahydroxylated pyrrolizidines (8 …

Nitrones: Novel strategies in synthesis

IA Grigor'ev - Nitrile Oxides, Nitrones, and Nitronates in Organic …, 2008 - Wiley Online Library
For the last 50 years many scientists have drawn special attention to nitrones due to their
successful application as building blocks in the synthesis of various natural and biologically …

Conjugate Addition−Dipolar Cycloaddition Cascade for the Synthesis of Benzo[a]quinolizine and Indolo[a]quinolizine Scaffolds: Application to the Total Synthesis of …

CJ Stearman, M Wilson, A Padwa - The Journal of organic …, 2009 - ACS Publications
A highly efficient total synthesis of (±)-yohimbenone and a formal synthesis of (±)-emetine is
described. The key element of the synthesis consists of a conjugate addition− dipolar …