Woolley, Jack Matthew, Peters, Jack S., Turner, Matthew A. P., Clarkson, Guy J., Horbury, Michael D. and Stavros, Vasilios G. (2019) The role of symmetric functionalisation on photoisomerisation of a UV commercial chemical. Physical Chemistry Chemical Physics, 21 (26). pp. 14350-14356. doi:10.1039/C8CP06536E ISSN 1463-9076.
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Abstract
Photoisomerisation has been shown to be an efficient excited-state relaxation mechanism for a variety of nature-based and artificial-based molecular systems. Here we report on the excited-state relaxation dynamics and consequent photostability of a symmetrically functionalised cinnamate by transient electronic absorption spectroscopy, along with complementary computational and steady-state spectroscopy methods. The findings are then discussed in comparison to 2-ethylhexyl-E-4-methoxycinnamate, a structurally related ‘off the shelf’ chemical filter present in commercial sunscreens with a similar absorption profile. The present study allows for a like-for-like comparison beween 2-ethylhexyl-E-4-methoxycinnamate and the functionalised cinnamate, driven by the need to enhance solar protection across both the UVA and UVB regions of the electromagnetic spectrum.
Item Type: | Journal Article |
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Subjects: | Q Science > QD Chemistry |
Divisions: | Faculty of Science, Engineering and Medicine > Science > Chemistry Faculty of Science, Engineering and Medicine > Science > Physics |
Library of Congress Subject Headings (LCSH): | Photoisomerization, Ultraviolet radiation |
Journal or Publication Title: | Physical Chemistry Chemical Physics |
Publisher: | Royal Society of Chemistry |
ISSN: | 1463-9076 |
Official Date: | 14 July 2019 |
Dates: | Date Event 14 July 2019 Published 31 January 2019 Available 17 December 2018 Accepted |
Volume: | 21 |
Number: | 26 |
Page Range: | pp. 14350-14356 |
DOI: | 10.1039/C8CP06536E |
Status: | Peer Reviewed |
Publication Status: | Published |
Access rights to Published version: | Open Access (Creative Commons open licence) |
Date of first compliant deposit: | 18 December 2018 |
Date of first compliant Open Access: | 10 April 2019 |
Funder: | |
RIOXX Funder/Project Grant: | Project/Grant ID RIOXX Funder Name Funder ID EP/L015307/1 [EPSRC] Engineering and Physical Sciences Research Council EP/N010825 [EPSRC] Engineering and Physical Sciences Research Council |
Related URLs: | |
URI: | https://wrap.warwick.ac.uk/112013/ |
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