Results 1 to 10 of about 2,342 (164)

Benzoxazine-based innovations in shielding: enhancing durability and protection in electronics and clothing [PDF]

open access: yesDesigned Monomers and Polymers
Benzoxazine-based materials have attracted increasing attention for electromagnetic interference (EMI) shielding due to their excellent thermal stability, mechanical strength, low moisture absorption, and dimensional stability.
Ayisha A. M. Arishi   +2 more
doaj   +2 more sources

Rational Design, Synthesis, and Anti-Proliferative Evaluation of Novel 4-Aryl-3,4-Dihydro-2H-1,4-Benzoxazines [PDF]

open access: yesMolecules, 2023
A synthetic pathway to a novel 4-aryl-3,4-dihydro-2H-1,4-benzoxazine scaffold was developed and a series of compounds based on the scaffold were synthesised as potential anticancer agents.
Xiaoming Fu   +4 more
doaj   +2 more sources

Aerial Oxygen-Driven Selenocyclization of O-Vinylanilides Mediated by Coupled Fe3+/Fe2+ and I2/I Redox Cycles [PDF]

open access: yesMolecules, 2022
In the past decade, selenocyclization has been extensively exploited for the preparation of a wide range of selenylated heterocycles with versatile activities.
Hao-Yuan Zhang   +6 more
doaj   +2 more sources

Benzoxazine–Purine Hybrids as Antiproliferative Agents: Rational Design and Divergent Mechanisms of Action [PDF]

open access: yesPharmaceutics
Background/Objectives: Targeted cancer therapies increasingly rely on modulating specific cell death pathways and kinase signaling. Due to their structural versatility and potential to induce mechanistically distinct cytotoxic responses, benzoxazine ...
Houria Boulaiz   +5 more
doaj   +2 more sources

In vivo anticancer activity of benzoxazine and aminomethyl compounds derived from eugenol

open access: yesJournal of Public Health in Africa, 2023
Background: Indonesia is the world’s primary producer of clove. In order to find new utilization for clove and new biologically active compounds, eugenol, the main constituent of clove, has been converted to its derivatives. Objective: This study aims to
Marcellino Rudyanto   +3 more
doaj   +1 more source

Synthesis of Tetra‐Substituted Trifluoromethyl‐3,1‐Benzoxazines by Transition‐Metal‐Catalyzed Decarboxylative Cyclization of N‐Benzoyl Benzoxazinones

open access: yesChemistryOpen, 2021
Efficient synthesis of N,O‐heterocyclic tetra‐substituted trifluoromethyl‐3,1‐benzoxazines via a transition‐metal‐catalyzed decarboxylative intramolecular cyclization was achieved. The decarboxylation of N‐benzoyl trifluoromethyl‐benzoxazinones generated
Hiroto Uno   +4 more
doaj   +1 more source

Pharmacological Profile of Oxazine and its Derivatives: A Mini Review [PDF]

open access: yesInternational Journal of New Chemistry, 2020
Oxazine derivatives are significant class of heterocycle compounds, which has involved much synthetic attention due to their extensive variety of pharmacological activities. Oxazine is a heterocyclic compound can be formally derived from benzene, and its
Mohammad Asif, Mohd Imran
doaj   +1 more source

3,4-Dihydro-2H-1,3-benzoxazines and their oxo-derivatives - Chemistry and bioactivities [PDF]

open access: yesJournal of the Serbian Chemical Society, 2021
3,4-Dihydro-2H-1,3-benzoxazines derivatives are a significant class of heterocycles with particular awareness due to their remarkable biological activities in humans, plants and animals, and also their natural occurrence.
Sharaf El-Din Nabaweya Abd El-Salam
doaj   +1 more source

Preparation and Properties of Poly(urethane-benzoxazine)s Based on Monofunctional Benzoxazine Monomer [PDF]

open access: yesPolymer Journal, 2001
Poly(urethane-benzoxazine) films were prepared by blending a monofunctional benzoxazine monomer, 3-phenyl-3,4-dihydro-2H-1,3-benzoxazine (Pa), and polyurethane (PU) prepolymer that was synthesized from 2,4-tolylene diisocyanate and polyethylene adipate polyol (Mw ca. 1000) in 2:1 molar ratio, followed by casting as films and thermal curing of the films.
Takeichi, Tsutomu, Guo, Yong
openaire   +1 more source

Synthesis, Computational Studies, and Anti-Tuberculosis Activity of Benzoxazines That Act as RAGE Inhibitors

open access: yesApplied Microbiology, 2023
Novel benzoxazines were synthesized by microwave irradiation and tested for their potential binding affinity towards receptors of advanced glycation end products (RAGE).
Hanumantharayappa Bharathkumar   +4 more
doaj   +1 more source

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