Results 271 to 280 of about 112,449 (386)

Green and Sustainable Chemistry Approaches on Azide‐Based Click Reactions in Polymer Science

open access: yesMacromolecular Rapid Communications, EarlyView.
Click Chemistry, particularly the azide‐alkyne cycloaddition (AAC) reaction, has revolutionized polymer chemistry, enabling precise and efficient synthesis of advanced functional materials. With its high regioselectivity, mild reaction conditions, and versatility, AAC reactions align closely with the principles of Green and Sustainable Chemistry.
Hatice Mutlu   +3 more
wiley   +1 more source

Giese-type alkylation of dehydroalanine derivatives via silane-mediated alkyl bromide activation. [PDF]

open access: yesBeilstein J Org Chem
van der Heide P   +7 more
europepmc   +1 more source

Cross‐Conjugated Polymer Semiconductors

open access: yesMacromolecular Rapid Communications, EarlyView.
This review highlights the structural features, electronic properties, and emerging applications of cross‐conjugated polymer semiconductors. By comparing them with linear analogs, the article reveals how cross‐conjugation enables redox activity, conjugation switching, and multifunctionality.
Naixin Zhao, Sung Jae Jeon, Yuning Li
wiley   +1 more source

Origin and characterization of cyclodepsipeptides: Comprehensive structural approaches with focus on mass spectrometry analysis of alkali‐cationized molecular species

open access: yesMass Spectrometry Reviews, EarlyView.
Abstract Cyclodepsipeptides (CDPs) represent a huge family of chemically and structurally diverse molecules with a wide ability for molecular interactions. CDPs are cyclic peptide‐related natural products made up of both proteinogenic and nonproteinogenic amino acids linked by amide and ester bonds.
Sophie Liuu   +10 more
wiley   +1 more source

Metabolite Screening From Pinus pinea Needles Reveals (+)‐Isocupressic Acid as a Key Phytotoxin for Weed Management

open access: yesPhytochemical Analysis, EarlyView.
This study explores the phytotoxicity of Pinus pinea needle extracts and metabolites to evaluate their potential for controlling dicotyledonous weeds. A strategy based on GC–MS, NMR, and optical methods revealed an array of aromatic compounds which are of crucial interest for phytochemical research. Hence, a bio‐guided purification led to the isolation
Hajer Hlaili   +11 more
wiley   +1 more source

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