Results 101 to 110 of about 2,777 (221)

The making of Samuel Beckett’s ‘Malone meurt’ / ‘Malone Dies’

open access: yes, 2020
Originally published in French as Malone meurt in 1951 and later translated into English by the author himself, Malone Dies is the second novel of Samuel Beckett's Trilogy. The Making of Samuel Beckett's 'Malone Dies'/'Malone meurt' is a comprehensive reference guide to the history of the text.
Van Hulle, D, Verhulst, P
openaire   +1 more source

Natural Agents for Preventing Skin Damage Induced by Visible Light: A Systematic Review of Preclinical and Clinical Evidence

open access: yesPhotodermatology, Photoimmunology &Photomedicine, Volume 42, Issue 5, September 2026.
ABSTRACT Background/Purpose Visible light (VL), and particularly high‐energy visible light (HEVL), reaching Earth's surface has emerged as a relevant contributor to skin damage. VL has been implicated in oxidative stress, inflammation, pigmentation disorders, and photoaging, especially in individuals with darker skin phototypes.
Azahara Rodríguez‐Luna   +5 more
wiley   +1 more source

Retro‐Hetero‐Michael Addition Strategies in Organic Synthesis

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 32, 24 August 2026.
In this review, synthetic approaches to carbo‐ and heterocyclic compounds, including natural products, published in the last 15 years (2011–2025) which have either relied upon or included a retro‐hetero‐Michael addition step at any stage are discussed.
Dina Scarpi, Ernesto G. Occhiato
wiley   +1 more source

Improved Process for the Enantioselective Hydrolysis of Prochiral Diethyl Malonates Catalyzed by Pig Liver Esterase

open access: yes, 2005
Dominguez de Maria P, Kossmann B, Potgrave N, et al. Improved Process for the Enantioselective Hydrolysis of Prochiral Diethyl Malonates Catalyzed by Pig Liver Esterase. Synlett.
Dominguez de Maria, P.   +6 more
core   +1 more source

Synthesis and Structural Study of Iodonium Ylides Derived From 2‐Iodosylbenzenesulfonic Acid: Reagents for Preparation of Annulated Thiazoles

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 32, 24 August 2026.
New ylides of two different types were prepared by reaction of 2‐iodosylbenzenesulfonic acid with the corresponding 1,3‐cyclohexanediones under acidic or basic conditions. These compounds have a typical for iodonium ylides structure with the CIC angles 94.18° –97.25° and the IC bond distances between 2.08 and 2.13 Å.
Dmitry M. Noskov   +7 more
wiley   +1 more source

Ionic liquids as Additives in the Pig Liver Esterase (PLE) Catalyzed Synthesis of Chiral Disubstituted Malonates

open access: yes, 2005
Wallert S, Drauz K, Grayson I, Gröger H, Dominguez de Maria P, Bolm C. Ionic liquids as Additives in the Pig Liver Esterase (PLE) Catalyzed Synthesis of Chiral Disubstituted Malonates. Green Chem.
Drauz, Karlheinz   +10 more
core   +1 more source

Diastereoselective Synthesis of Polysubstituted 2‐Amidino Thiolanes via Cycloaddition of N‐Thioacyl Amidines With Donor–Acceptor Cyclopropanes

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 16, 18 August 2026.
A MgBr2‐catalyzed (3+2) cycloaddition between N‐thioacyl amidines and donor–acceptor cyclopropanes provides rapid access to 2‐amidino‐thiolanes in good yields and with high diastereoselectivities. The method displays broad substrate scope and offers an efficient route to sulfur‐containing amidine scaffolds of potential biological relevance.
Laurine Tual   +4 more
wiley   +1 more source

One Pot Preparation of Bicyclopentenones from Propargyl Malonates (and Propargylsulfonamides) and Allylic Acetates by a Tandem Action of Catalysts

open access: yes, 2016
One Pot Preparation of Bicyclopentenones from Propargyl Malonates (and Propargylsulfonamides) and Allylic Acetates by a Tandem Action of ...
Nakcheol Jeong (1751452)   +2 more
core   +1 more source

Synthesis of β‐Thiolated Amino Acids: Investigation Toward the Total Chemical Synthesis of Lasso Peptide Microcin J25

open access: yesChemBioChem, Volume 27, Issue 15, 14 August 2026.
Lasso peptide, Microcin J25 (MccJ25), exhibits extreme stability and potent antibacterial activity against Gram‐negative bacteria due to its rigid “lariat” structure. However, this unique topology precludes researchers to achieve the total chemical synthesis. Herein, we investigated the chemical synthetic prestapling strategy toward synthesis of MccJ25
Yu‐Ting Hsiao   +7 more
wiley   +1 more source

Cu(I)/TF-BiphamPhos Catalyzed Reactions of Alkylidene Bisphosphates and Alkylidene Malonates with Azomethine Ylides: Michael Addition versus 1,3-Dipolar Cycloaddition

open access: yes, 2016
Cu­(I)/TF-BiphamPhos catalyzed reactions of alkylidene bisphosphates and alkylidene malonates with azomethine ylides have been investigated with the aid of density functional theory calculations at the B3LYP level.
Zhenyang Lin (1463215)   +2 more
core   +1 more source

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