Results 41 to 50 of about 2,741 (258)

Ti-amide Catalyzed Synthesis of Cyclic Guanidines from Di-/Triamines and Carbodiimides [PDF]

open access: yes, 2016
A titanacarborane monoamide catalyzed, one-step synthesis of mono/bicyclic guanidines from commercially available di/triamines and carbodiimides is reported.
Yang Wang (5921)   +2 more
core   +3 more sources

Unveiling the quaternary carbodiimide symphony: harmonizing green chemistry in peptide synthesis

open access: yesGreen Chemistry Letters and Reviews
Although N-ethyl-N’-(3-dimethylaminopropyl) carbodiimide hydrochloride (EDC.HCl) is a common reagent in peptide synthesis, it presents two drawbacks. First of all, it is in a tautomerism equilibrium with cyclic form that it is not productive.
Hlobisile Nzama   +5 more
doaj   +1 more source

Biodegradable and Biocompatible Functional Polymers for Biomedical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Biodegradable and biocompatible functional polymers integrate electrical, mechanical, and stimuli‐responsive functionalities while enabling programmed degradation under physiological conditions. This review introduces recent advances in conductive, shape‐memory, self‐healing, photocurable, and adhesive polymer systems, emphasizing material design ...
Won Bae Han   +5 more
wiley   +1 more source

Tissue‐Adhesive Fabric‐Based Bioelectronics for Wearable and Implantable Applications

open access: yesAdvanced Functional Materials, EarlyView.
An implantable and wearable bioelectronic textile (iTextile) is introduced as a unified platform bridging wearable and implantable systems. By integrating a self‐healing polymer, stretchable silk fabric, conductive composite electrodes, and an adhesive hydrogel, the platform enables conformal, stable interfacing with soft tissues. The iTextile supports
Soojung An   +7 more
wiley   +1 more source

Recent development in peptide coupling reagents

open access: yesJournal of Saudi Chemical Society, 2011
Two decades of domination of benzotriazole-based chemistry stimulated the progress in peptide synthesis to a high level of effectiveness. However, the growing need for new and more complex peptide structures, particularly for biomedical studies and, very
Tarfah I. Al-Warhi   +2 more
doaj   +1 more source

Inorganic Materials as Supports for Covalent Enzyme Immobilization: Methods and Mechanisms

open access: yesMolecules, 2014
Several inorganic materials are potentially suitable for enzymatic covalent immobilization, by means of several different techniques. Such materials must meet stringent criteria to be suitable as solid matrices: complete insolubility in water ...
Paolo Zucca, Enrico Sanjust
doaj   +1 more source

Borylierte Carbodiimide

open access: yesZeitschrift für Naturforschung B, 1986
Abstract The borylated carbodiimides 3 a, 3b and 4 can be synthesized by reaction of the 2-chloro-1,3,2-diazaborolidines 2a, 2b with Me3Si -N = C = N -SiMe3 (1) or Me3Si -N = C = N -tBu respectively. In the reaction of the non cyclic haloboranes R2BHal (R = Ph, Me, Me2N) 2c -e with 1 R3B is formed and for R = Me, Me2N polymeric (RBNCN)n
Wolfgang Einholz, Wolfgang Haubold
openaire   +1 more source

Chemically Fueled Systems Chemistry Across Length Scales

open access: yesAdvanced Functional Materials, EarlyView.
Chemically fueled reaction cycles regulate processes through single and multiple catalytic sites on the molecular and assembly scale. This gives rise to unique kinetically controlled properties/functions like spatio‐temporal catalysis, oscillations, optical properties, and perform work.
Brigitte A. K. Kriebisch, Job Boekhoven
wiley   +1 more source

Carbonic anhydrase I, II, IV and IX inhibition with a series of 7-amino-3,4-dihydroquinolin-2(1H)-one derivatives

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2017
A series of new derivatives was prepared by derivatisation of the 7-amino moiety present in 7-amino-3,4-dihydroquinolin-2(1H)-one, a compound investigated earlier as CAI.
Murat Bozdag   +4 more
doaj   +1 more source

Affinity‐Tuned Albumin Hitchhiking Extends the Bioorthogonal Capture Window in Pretargeting Radiotheranostics

open access: yesAdvanced Healthcare Materials, EarlyView.
Pharmacokinetic engineering of clickable radioligands was achieved via albumin hitchhiking approach within a pretargeted radiotheranostics delivery platform. This approach reduced rapid renal elimination, expanded bioorthogonal capture window, boosted tumor uptake by ∼3.5‐fold, and improved the tumor‐to‐liver ratio by ∼6‐fold.
Xie He   +9 more
wiley   +1 more source

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