Results 11 to 20 of about 2,593 (163)

Jet spectroscopy of anthracene and deuterated anthracenes [PDF]

open access: yesThe Journal of Chemical Physics, 1984
Fluorescence excitation and SVL fluorescence spectra of jet-cooled h10-, 9d1-, 9,10d2-, and d10- anthracene are reported. Ground state vibrational assignments are presented for all these species and are compared with literature values. In addition, assignments for the first excited singlet state of h10- anthracene are made using SVL spectra and ...
Lambert, W. R.   +3 more
openaire   +2 more sources

Synthesis, Molecular Docking, Druglikeness Analysis, and ADMET Prediction of the Chlorinated Ethanoanthracene Derivatives as Possible Antidepressant Agents

open access: yesApplied Sciences, 2020
Ethanoanthracene cycloadducts (5–7) anti, (5–7) syn, and (5–7) dec have been synthesized from the Diels–Alder (DA) reaction of diene 1,8-dichloroanthracene 2, with the dienophiles; acrylonitrile 3, 1-cynavinyl acetate 4, and phenyl vinyl sulfone 5 ...
Mujeeb A. Sultan   +4 more
doaj   +1 more source

Polycyclic aromatic hydrocarbon (PAH) source identification and a maternal transfer case study in threatened killer whales (Orcinus orca) of British Columbia, Canada

open access: yesScientific Reports, 2023
The northeastern Pacific (NEP) Ocean spans the coast of British Columbia (Canada) and is impacted by anthropogenic activities including oil pipeline developments, maritime fossil fuel tanker traffic, industrial chemical effluents, agricultural and urban ...
Kiah Lee   +6 more
doaj   +1 more source

The Effect of Benzannulation on the Structures, Reactivity and Molecular Dynamics of Indenes, Pentalenes, Azulenes and Related Molecules

open access: yesMolecules, 2022
The stabilising effect of benzannulation on isoindenes formed in the course of sigmatropic shifts of (C5H5)Fe(CO)2 or of organo-silyl groups, and on exocyclic allyl intermediates in the course of haptotropic shifts of organometallic fragments over ...
Michael J. McGlinchey
doaj   +1 more source

Synthesis, Single Crystal X-ray, Hirshfeld and DFT Studies of 1,8-Dichloro-9,10-dihydro-9,10-ethanoanthracene-11-carboxylic Acid

open access: yesCrystals, 2021
In this paper, synthesis, single-crystal X-ray structure, Hirshfeld and DFT studies of 1,8-dichloro-9,10-dihydro-9,10-ethanoanthracene-11-carboxylic acid are discussed.
Mezna Saleh Altowyan   +6 more
doaj   +1 more source

Recent Development of Photodeformable Crystals: From Materials to Mechanisms

open access: yesResearch, 2021
Photodeformable materials are a class of molecules that can convert photon energy into mechanical energy, which have attracted tremendous attention in the last few decades.
Cheng Huang   +8 more
doaj   +1 more source

Reversible intramolecular photocycloaddition of a bis(9-anthrylbutadienyl)paracyclophane – an inverse photochromic system. (Photoactive cyclophanes 5)

open access: yesBeilstein Journal of Organic Chemistry, 2009
The title compound, 4,13-bis[(1E,3E)-4-(9-anthracenyl)buta-1,3-dienyl][2.2]paracyclophane (2), prepared in 35% overall yield from [2.2]paracyclophane, absorbs light at λmax = 400 nm with a tail down to 480 nm. By irradiation into this band, 2 generates a
Henning Hopf   +5 more
doaj   +1 more source

Comparative study of oxidative stress caused by anthracene and alkyl-anthracenes in [PDF]

open access: yesEnvironmental Health and Toxicology, 2018
Oxidative stress was evaluated for anthracene (Ant) and alkyl-Ants (9-methylanthracene [9-MA] and 9,10-dimethylanthracene [9,10-DMA]) in Caenorhabditis elegans to compare changes in toxicity due to the degree of alkylation.
Ji-Yeon Roh, Pil-Gon Kim, Jung-Hwan Kwon
doaj   +1 more source

Synthesis of Heteroaromatic Compounds by Oxidative Aromatization Using an Activated Carbon/Molecular Oxygen System

open access: yesMolecules, 2009
A variety of heteroaromatic compounds, such as substituted pyridines, pyrazoles, indoles, 2-substituted imidazoles, 2-substituted imidazoles, 2-arylbenzazoles and pyrimidin-2(1H)-ones are synthesized by oxidative aromatization using the activated carbon ...
Masahiko Hayashi, Yuka Kawashita
doaj   +1 more source

Anthracene-1,4,9,10-tetraone [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2013
The asymmetric unit of the title compound, C14H6O4, contains three independent molecules (A,BandC). In moleculeC, there are two disordered sets of two carbonyl O atoms [occupancies = 0.643 (11) and 0.357 (11)]. All three molecules are non-planar due to repulsion between two O atoms inperipositions on the anthracene ring, showing a slight difference in ...
Chitoshi Kitamura, Takeshi Kawase
openaire   +3 more sources

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