Results 191 to 200 of about 166,370 (359)

Stereoselectivity in furfural cation (4+3) cycloadditions [PDF]

open access: yes, 2016
Catak, Saron   +4 more
core   +1 more source

Synthesis of Sulfur Enriched Cyclohexenes via the Tungsten‐Promoted Dearomatization of a Phenyl Sulfone

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
A method for synthesizing sulfur‐substituted cyclohexenes is reportedthat leverages the η2‐coordination of a phenyl sulfone to [WTp(NO)(PMe3)] (Tp = trispyrazolylborate). Three sequential protonation and nucleophilic additions to the bound arene, followed by oxidative decomplexation, affords functionalized cyclohexenes bearing sp3‐ and sulfur‐enriched ...
Daniel J. Siela   +3 more
wiley   +1 more source

A Versatile Stereoselective Approach to Paraconic Acids

open access: diamond, 2006
Xavier Ariza   +2 more
openalex   +1 more source

Bioengineered Isoflavone–Probiotic Functional Foods for Sustainable Modulation of Metabolic and Reproductive Health in PCOS

open access: yesFood Bioengineering, EarlyView.
Synergistic isoflavone‐probiotic action modulated metabolic, microbial and ovarian pathway ABSTRACT Polycystic ovary syndrome (PCOS) is a prevalent metabolic–endocrine disorder characterized by insulin resistance, hyperandrogenism, chronic inflammation, oxidative stress, and ovarian dysfunction, with growing evidence implicating gut microbiota ...
Jeyavelkumaran Renukadevi   +4 more
wiley   +1 more source

Cover Feature: Applying Metallo‐Organic Ligand Design Principles to the Stereoselective Synthesis of a Peptide‐Based Pd 2 L 4 X 4 Cage (ChemistryEurope 1/2025) [PDF]

open access: diamond
Dominic F. Brightwell   +10 more
openalex   +1 more source

Sulfur Ylides in Skeletal‐Editing—Ring Expansion Reactions

open access: yesHelvetica Chimica Acta, EarlyView.
Sulfur ylides (S‐ylides) are emergent diazo surrogates that enable skeletal editing and ring expansion with safer handling and broad functional group tolerance. This perspective covers pioneer works and highlights recent advances in the field, while outlining key challenges and future directions that may redefine the role of S‐ylides in modern ...
Arsala Kamal   +3 more
wiley   +1 more source

From Molecule to Material: How Support Changes Heterobimetallic Catalysts in Lactide Polymerization

open access: yesMacromolecular Rapid Communications, EarlyView.
Silica‐supported heterobimetallic alkoxide complexes were developed as catalysts for lactide ring‐opening polymerization. Grafting iron‐based ate complexes onto SiO2‐700 produced well‐defined active sites, enabling controlled polymerization with predictable molar masses, narrow dispersities, and recyclability.
Fan Yang   +6 more
wiley   +1 more source

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