Articles with "acceptor stenhouse" as a keyword



Fluorescent photochromic donor-acceptor Stenhouse adduct controlled by visible light

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Published in 2018 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2017.09.040

Abstract: Abstract A novel photochromic fluorescent DASA (donor-acceptor Stenhouse adduct) switch controlled by visible light was successfully designed and synthesized. Using 1,8-naphthalimide fluorophore in combination with indoline-based “donor” and barbituric acid “acceptor”, the DASA molecule exhibits… read more here.

Keywords: acceptor stenhouse; stenhouse adduct; visible light; donor acceptor ... See more keywords

Visible light/Cu2+ dual triggered photochromic donor-acceptor stenhouse adducts: Synthesis, properties and applications

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Published in 2021 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2021.109384

Abstract: Abstract Light is not the only stimuli which can coverts donor-acceptor Stenhouse adducts (DASAs) from the triene to the cyclopentenone form. Here, we firstly demonstrate that Cu2+ can drive linear-to-cyclic isomerization of DASAs in acetonitrile,… read more here.

Keywords: acceptor stenhouse; cu2; donor acceptor; stenhouse adducts ... See more keywords

Visible light-triggered cargo release from donor acceptor Stenhouse adduct (DASA)-doped lyotropic liquid crystalline nanoparticles.

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Published in 2019 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2019.04.032

Abstract: Light-responsive nanocarriers are applicable as non-invasive, highly tunable and precisely controlled drug delivery systems. Here, we report a new nanocarrier system, achieved by doping D1, a type of green light-responsive donor acceptor Stenhouse adduct (DASA),… read more here.

Keywords: acceptor stenhouse; adduct dasa; lyotropic liquid; stenhouse adduct ... See more keywords

Tunable Photothermal Actuation Enabled by Photoswitching of Donor-Acceptor Stenhouse Adducts.

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Published in 2020 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.0c15116

Abstract: We report a visible light-responsive bilayer actuator driven by the photothermal properties of a unique molecular photoswitch: donor-acceptor Stenhouse adduct (DASA). We demonstrate a synthetic platform to chemically conjugate DASA to a load-bearing poly(hexyl methacrylate)… read more here.

Keywords: acceptor stenhouse; tunable photothermal; donor acceptor; photothermal actuation ... See more keywords

Mechanism of the Aza-Piancatelli Reaction: Scope and Limitations of Furan Substitution in Donor–Acceptor Stenhouse Adduct Synthesis

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Published in 2022 at "ACS Omega"

DOI: 10.1021/acsomega.2c02439

Abstract: The aza-Piancatelli reaction has been widely used to synthesize donor–acceptor Stenhouse adducts (DASAs), a new class of molecular photoswitches with unique properties. However, the substitution pattern of furan cores has been limited to position 3,… read more here.

Keywords: reaction; aza piancatelli; acceptor stenhouse; donor acceptor ... See more keywords

Development and characterization of amino donor-acceptor Stenhouse adducts

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-49808-7

Abstract: Donor-acceptor Stenhouse adducts (DASAs) are molecular photoswitches spurring wide interest because of their dynamic photophysical properties, complex photoswitching mechanism, and diverse applications. Despite breakthroughs in modularity for the donor, acceptor, and triene compartments, the backbone… read more here.

Keywords: stenhouse adducts; donor acceptor; acceptor stenhouse; acceptor ... See more keywords

Improving the kinetics and dark equilibrium of donor-acceptor Stenhouse adduct by triene backbone design.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d1cc06235b

Abstract: DFT calculations were used to find an optimal substitution site on the triene backbone of a donor-acceptor Stenhouse adduct photoswitch to tune the equillibrium and switching kinetics of DASA without modifying the donor and acceptor… read more here.

Keywords: donor acceptor; triene backbone; acceptor stenhouse; donor ... See more keywords

Acidochromism of donor-acceptor Stenhouse adducts in organic solvent.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc03761k

Abstract: First generation DASA derivatives can be reversibly isomerized from the coloured, open form to the colourless, closed isomer upon protonation, thus behaving as acidochromic compounds in halogenated organic solvent. read more here.

Keywords: organic solvent; stenhouse adducts; acceptor stenhouse; acidochromism donor ... See more keywords

Enriched switching in a donor-acceptor Stenhouse adduct via reversible covalent bonding.

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Published in 2024 at "Chemical communications"

DOI: 10.1039/d3cc03160h

Abstract: We have utilized reversible covalent bonding to expand the accessible states of a molecular switch. Introducing a hydroxyl group onto the donor moiety of a donor-acceptor Stenhouse adduct (DASA) imparts an acidity response by forming… read more here.

Keywords: stenhouse adduct; donor acceptor; reversible covalent; acceptor stenhouse ... See more keywords

Spontaneous switching and fine structure of donor-acceptor Stenhouse adducts on Au(111).

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Published in 2024 at "Nanoscale"

DOI: 10.1039/d4nr03942d

Abstract: We present the spontaneous isomerization of donor-acceptor Stenhouse adducts anchored onto a gold surface, visualized using scanning tunneling spectroscopy. Our investigation reveals a palette of molecular arrangements, including those with ferroelectric-like ordering, evolving over time… read more here.

Keywords: stenhouse adducts; donor acceptor; acceptor stenhouse;

High-performance donor-acceptor stenhouse adduct sensors with multi-stimuli response for efficient metal ion detection

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Published in 2025 at "New Journal of Chemistry"

DOI: 10.1039/d5nj00434a

Abstract: The development of high-performance sensors capable of simultaneously detecting trace metal ions while responding to visible light, heat, and pH changes represents a critical yet challenging frontier in chemical sensing.... read more here.

Keywords: performance donor; donor acceptor; acceptor stenhouse; high performance ... See more keywords