Results 51 to 60 of about 77,595 (352)

Electrocatalytic Depolymerization of Self-Immolative Poly(Dithiothreitol) Derivatives

open access: yesMolecules, 2022
We report the use of electrogenerated anthraquinone radical anion (AQ•−) to trigger fast catalytic depolymerization of polymers derived from poly(dithiothreitol) (pDTT)—a self-immolative polymer (SIP) with a backbone of dithiothreitols connected with ...
Magnus Hansen-Felby   +2 more
doaj   +1 more source

Spectral studies of some hydroxy-derivatives of anthraquinones [PDF]

open access: yes, 1970
The u.v., visible, and i.r. spectra of several hydroxy-anthraquinones are discussed and the bands are assigned. These bands are compared with those of anthracene and anthraquinone. The band at 207 nm.
El Ezaby, M. S.   +3 more
core   +1 more source

Solubility of Anthraquinone Derivatives in Supercritical Carbon Dioxide: New Correlations

open access: yesMolecules, 2021
Solubility of several anthraquinone derivatives in supercritical carbon dioxide was readily available in the literature, but correcting ability of the existing models was poor.
Ratna Surya Alwi   +2 more
doaj   +1 more source

Potential of natural repellents methylanthranilate and anthraquinone applied on maize seeds and seedlings against house sparrow (Passer domesticus) in captivity

open access: yesBrazilian Journal of Biology, 2018
Various bird pests caused severe economic losses to valuable crops and fruit orchards all over the world. Among the birds, house sparrow is also considered to cause heavy plunder, not only to seeds of crops but also seedlings especially in organic ...
S. Ahmad   +8 more
doaj   +1 more source

Keto-anthraquinone covalent organic framework for H2O2 photosynthesis with oxygen and alkaline water

open access: yesNature Communications
Hydrogen peroxide photosynthesis suffers from insufficient catalytic activity due to the high energy barrier of hydrogen extraction from H2O. Herein, we report that mechanochemically synthesized keto-form anthraquinone covalent organic framework which is
Xiangcheng Zhang   +7 more
semanticscholar   +1 more source

In Vitro Antioxidant, Antiinflammation, and Anticancer Activities and Anthraquinone Content from Rumex crispus Root Extract and Fractions

open access: yesAntioxidants, 2020
Rumex crispus is a perennial plant that grows in humid environments across Korea. Its roots are used in traditional Korean medicine to treat several diseases, including diseases of the spleen and skin and several inflammatory pathologies.
Taekil Eom, Ekyune Kim, Ju-Sung Kim
semanticscholar   +1 more source

1,4-Dihydroxy-2,3-dinitro-9,10-anthraquinone

open access: yesIUCrData, 2016
In the title compound, C14H6N2O8, the anthraquinone unit is essentially planar [maximum deviation = 0.0645 (10) Å], and there are two intramolecular O–H...O hydrogen bonds forming S(6) motifs. The planes of the two nitro substituents make dihedral angles
Wataru Furukawa   +3 more
doaj   +1 more source

Determination of Anthraquinone-Tagged Amines Using High-Performance Liquid Chromatography with Online UV Irradiation and Luminol Chemiluminescence Detection

open access: yesMolecules, 2023
Quinones are frequently used as derivatization reagents in HPLC analysis to improve detection sensitivity. In the present study, a simple, sensitive, and selective chemiluminescence (CL) derivatization strategy for biogenic amines, prior to their HPLC-CL
Naoya Kishikawa   +4 more
doaj   +1 more source

Reversible Emitting Anti‐Counterfeiting Ink Prepared by Anthraquinone‐Modified β‐Cyclodextrin Supramolecular Polymer

open access: yesAdvancement of science, 2020
Intelligent fluorescent materials have been paid more and more attention due to their wide application in information encryption and anti‐counterfeiting materials.
Lei Chen   +3 more
semanticscholar   +1 more source

Magnetic fields facilitate DNA-mediated charge transport

open access: yes, 2015
Exaggerate radical-induced DNA damage under magnetic fields is of great concerns to medical biosafety and to bio-molecular device based upon DNA electronic conductivity.
Lee, Kee Jin   +3 more
core   +2 more sources

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