cations (Al3+, Fe3+and Cr3+) in aqueous medium and its A … · c13-c16 1.3943 c10-c11-c13 120.2059 c68-n67-c69 116.0108 c14-c18 1.4085 c12-c11-c13 119.473 n67-c68-c70 111.5412 c16-c18
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A dipodal molecular probe for naked eye detection of trivalent cations (Al3+, Fe3+and Cr3+) in aqueous medium and its applications in real sample analysis and molecular logic gate
Rukmani Chandra, Amit Kumar Manna, Kalyani Rout, Jahangir Mondal,
and Goutam K. Patra*
Department of Chemistry, Guru GhasidasVishwavidyalaya, Bilaspur (C.G)
Table of Contents
Sl.No. Content Figure No.1 Mass spectra of L S12 IR spectra of L S23 1H NMR spectra of L S34 Geometry optimized diagram of the molecule (a) L + Fe3+,
(b) L+ Al3+ and (c) L + Cr3+S4
5 The contour diagrams of selected HOMO and LUMO orbitals of (a) L + Fe3+, (b) L+ Al3+ and (c) L + Cr3+
S5
6 The change in the absorbance intensity of L after addition of 1 equiv. of each of the metal ions in CH3CN:H2O (1:1, v/v) at 418 nm
S6
7 Absorbance spectra of L in different solvents S78 Job’s plot for of Al3+,Fe3+ and Cr3+ S89 ESI-mass spectra of L-Al3+,L-Fe3+ and L+ Cr3+ S910 Binding constants of (a) L-Al3+, (b) L-Fe3+ and (c) L-Cr3+
complexesS10
11 Detection limits forAl3+,Fe3+ and Cr3+ S1112 Competitive selectivity of L towards Fe3+ in the presence
of other metal ions(1 equiv.) (a) asorbance spectra, (b) bar diagram taking absorption intensity at 422 nm in CH3CN/H2O (1/1,v/v) solution.
S12
13 Competitive selectivity of L towards Cr3+ in the presence of other metal ions (1 equiv.) (a) absorbance spectra, (b) bar diagram taking absorption intensity at 416 nm in CH3CN/H2O (1/1,v/v) solution.
S13
14 Detection limit of L′ S1415 Stability constant of L' S1516 Time evolution of Al3+,Fe3+ and Cr3+ S1617 Selected optimized bond distances (Å) and angles (°) of L Table S1