Journal of Photochemistry and Photobiology A: Chemistry 356 (2018) 595–602 Contents lists available at ScienceDirect Journal of Photochemistry and Photobiology A: Chemistry journal homepa ge: www.elsev ier.com/locate/jphotochem Dicationic imidazolium salts as ﬂuorescent probes for selective 3+ detection of Fe ion in pure aqueous media Shweta Chaudhary, Marilyn Daisy Milton* Department of Chemistry, University of Delhi, Delhi 110 007, India A R T I C L E I N F O A B S T R A C T Article history: Received 5 December 2017 A series of N, N’-disubstituted imidazolium salts: 3-(4-cyanobenzyl)-1-((1-(4-cyanobenzyl)pyridin-1- Received in revised form 2 February 2018 ium-3-yl)methyl)-2-methyl-1H-imidazolium bromide (1a), 3-(naphthalene-2-ylmethyl)-1-((-1-(naph- Accepted 3 February 2018 thalene-2-ylmethyl)pyridin-1-ium-3-yl)methyl)-2-methyl-1H-imidazolium bromide (1b), 3-(4-cyano- Available online 5 February 2018 benzyl)-1-((1-(4-cyanobenzyl)pyridin-1-ium-3-yl)methyl)-2-methyl-1H-imidazolium hexaﬂuorophos- phate (1c) and 3-(naphthalene-2-ylmethyl)-1-((-1-(naphthalene-2-ylmethyl)pyridin-1-ium-3-yl) Keywords: methyl)-2-methyl-1H-imidazolium hexaﬂuorophosphate (1d) were synthesized in good to excellent N,N’-disubstituted imidazolium salts yields. The physical and chemical properties of highly water soluble bromide salts (1a and 1b) were Pure aqueous media modulated by counter anion exchange with PF anion (1c and 1d). These probes detect Fe (III) ion over 3+ Fe sensor + + 2+ 2+ 2+ 3+ 2+ 2+ 2+ 3+ 2+ 3+ 2+ 2+ other metal ions such as Na , K , Ba
Journal of Photochemistry and Photobiology A: Chemistry – Elsevier
Published: Apr 1, 2018
It’s your single place to instantly
discover and read the research
that matters to you.
Enjoy affordable access to
over 12 million articles from more than
10,000 peer-reviewed journals.
All for just $49/month
Read as many articles as you need. Full articles with original layout, charts and figures. Read online, from anywhere.
Keep up with your field with Personalized Recommendations and Follow Journals to get automatic updates.
It’s easy to organize your research with our built-in tools.
Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.
All the latest content is available, no embargo periods.
“Hi guys, I cannot tell you how much I love this resource. Incredible. I really believe you've hit the nail on the head with this site in regards to solving the research-purchase issue.”Daniel C.
“Whoa! It’s like Spotify but for academic articles.”@Phil_Robichaud
“I must say, @deepdyve is a fabulous solution to the independent researcher's problem of #access to #information.”@deepthiw
“My last article couldn't be possible without the platform @deepdyve that makes journal papers cheaper.”@JoseServera