Results 211 to 220 of about 159,996 (294)

Regio‐, Stereoselective, Aerobic and Metal‐Free Synthesis of Z‐Vinyl Sulfides: One‐Pot Hydroiodination of Internal Alkynes and in situ Sulfenylations

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Abstract A novel, metal‐free, air‐ and moisture‐compatible one‐pot tandem protocol for the regio‐ and stereoselective synthesis of Z‐vinyl sulfides (achieving yields up to 99%), is reported. This straightforward and efficient process combines the selective hydroiodination of internal alkynes, promoted by the eutectic mixture choline iodide (ChI)/p‐TsOH
Gloria Morís‐Menéndez   +5 more
wiley   +1 more source

Chitosan, Gelatine, and Cellulose Based Hydrogels for the Removal of Potentially Toxic Elements from Aquaculture Water: A Comparative Study

open access: yesAdvanced Sustainable Systems, EarlyView.
Hydrogels made of chemically modified biopolymers are easy to prepare and cost‐effective, they have proven to be effective materials for the simultaneous removal of seven potentially toxic elements (PTEs) from ultrapure and real water samples. The cellulose‐based one seems the best for single treatments while the gelatine‐based one seems the most ...
Monica Rigoletto   +6 more
wiley   +1 more source

Enzymatic Cascades for Stereoselective and Regioselective Amide Bond Assembly. [PDF]

open access: yesAngew Chem Int Ed Engl
Torri D   +7 more
europepmc   +1 more source

Innovative Integration of Layered Carbon Materials in Biopolymer Fibrous Membranes for Sustainable Water Treatment

open access: yesAdvanced Sustainable Systems, EarlyView.
This review explores the progressive design of biopolymer‐based fibrous membranes enhanced with layered carbon materials such as MXene, graphene oxide, and carbon nanotubes. It highlights how their integration significantly boosts water filtration performance, selectivity, and antifouling properties.
Sanaz Khademolqorani   +10 more
wiley   +1 more source

Flow-to-Flow Technology: Amide Formation in the Absence of Traditional Coupling Reagents Using DPDTC. [PDF]

open access: yesACS Sustain Chem Eng
Saunders JM   +5 more
europepmc   +1 more source

Facile Functionalization of Separator with an Amino Acid to Boost Li–S Battery Performance

open access: yesAdvanced Sustainable Systems, EarlyView.
This study introduces a viable bio‐approach to functionalize conventional separators using leucine‐polyacrylic acid (Leu‐PAA) via the simple soaking method. This strategy synergistically improves polysulfide trapping, regulates lithium‐ion flux, and enhances thermal and mechanical stability, leading to excellent cycling stability.
Lulu Ren   +5 more
wiley   +1 more source

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