[HTML][HTML] Asymmetric synthesis of tertiary thiols and thioethers

J Clayden, P MacLellan - Beilstein Journal of Organic …, 2011 - beilstein-journals.org
Enantiomerically pure tertiary thiols provide a major synthetic challenge, and despite the
importance of chiral sulfur-containing compounds in biological and medicinal chemistry …

Sulfamic acid and its N-and O-substituted derivatives

W Spillane, JB Malaubier - Chemical reviews, 2014 - ACS Publications
In 1980 sulfamic acid and its N-substituted derivatives were reviewed in Chemical Reviews,
1 effectively updating an earlier 1940 review 2 also in Chemical Reviews. In 1991 the …

Palladium‐Catalyzed Asymmetric Allylic Alkylation of 4‐Substituted Isoxazolidin‐5‐ones: Straightforward Access to β2,2‐Amino Acids

M Nascimento de Oliveira… - … –A European Journal, 2018 - Wiley Online Library
We report here an unprecedented and highly enantioselective palladium‐catalyzed allylic
alkylation applied to 4‐substituted isoxazolidin‐5‐ones. Ultimately, the process provides a …

Enantioselective Michael Reactions of β, β-Disubstituted Nitroalkenes: A New Approach to β2,2-Amino Acids with Hetero-Quaternary Stereocenters

HH Lu, FG Zhang, XG Meng, SW Duan, WJ Xiao - Organic Letters, 2009 - ACS Publications
An atom-economic organocatalytic asymmetric Michael reaction of α, β, β-trisubstituted
olefins has been successfully developed. The reaction exhibits excellent enantioselectivities …

N-Heterocycle construction via cyclic sulfamidates. Applications in synthesis

JF Bower, J Rujirawanich, T Gallagher - Organic & Biomolecular …, 2010 - pubs.rsc.org
When combined with an appropriate nucleophilic component, 1, 2-and 1, 3-cyclic
sulfamidates function as versatile precursors to a range of substituted and enantiopure …

Enantioselective Phase‐Transfer Catalyzed α‐Sulfanylation of Isoxazolidin‐5‐ones: An Entry to β2,2‐Amino Acid Derivatives

T Cadart, C Berthonneau, V Levacher… - … A European Journal, 2016 - Wiley Online Library
An unprecedented enantioselective α‐functionalization of C4‐substituted N‐alkoxycarbonyl
isoxazolidin‐5‐ones, readily available platforms from Meldrum's acid derivatives, by N …

Efficient synthesis of organic thioacetates in water

F Olivito, P Costanzo, ML Di Gioia, M Nardi… - Organic & …, 2018 - pubs.rsc.org
Thioacetates as precursors of thiols are interesting starting points for synthesizing other
organosulfur compounds. Herein, we propose a simple, efficient and fast method to obtain …

Recent Progress in the Asymmetric Syntheses of α‐Heterofunctionalized (Masked) α‐and β‐Amino Acid Derivatives

I Eder, V Haider, P Zebrowski… - European Journal of …, 2021 - Wiley Online Library
The asymmetric synthesis of α‐heterofunctionalized α‐and β‐amino acid derivatives has
been a heavily investigated topic over the last years, benefiting from the development of …

Stereocontrolled intramolecular aziridination of glycals: Ready access to aminoglycosides and mechanistic insights from DFT studies

R Lorpitthaya, ZZ Xie, JL Kuo… - Chemistry–A European …, 2008 - Wiley Online Library
Stereocontrolled intramolecular aziridination of the glycal‐derived sulfamates offers a highly
efficient strategy to divergently prepare aminoglycosides. Rhodium‐catalyzed nitrogen‐atom …

A concise stereoselective synthesis of orthogonally protected lanthionine and β-methyllanthionine

SL Cobb, JC Vederas - Organic & Biomolecular Chemistry, 2007 - pubs.rsc.org
Lantibiotics such as nisin are active against most Gram-positive bacteria and constitute an
important class of antibacterial agents. These ribosomally synthesized peptides contain …