2017
DOI: 10.1002/ejoc.201701016
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Structure and Conformational Studies of Aza‐Crown 8‐Amino‐BODIPY Derivatives: Influence of Steric Hindrance on Their Photophysical Properties

Abstract: Herein, we report the synthesis, X‐ray crystal structure and photophysical studies of six new 8‐amino‐BODIPY derivatives containing crown or azo‐crown ether moieties. The influence of steric hindrance, caused by the crown ether, on the planarity of the BODIPY core and its relationship with the fluorescent properties has been established. 1H NMR spectroscopic studies were undertaken to clarify the changes in fluorescence observed in the presence of ZnII.

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Cited by 11 publications
(3 citation statements)
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References 35 publications
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“…A coordination-based fluorescent probe using 8-amino-BODIPY for the zinc ion was reported by Peña-Cabrera and co-workers in 2017 [30]. In this study, they have synthesized several azacrown 8-amino-BODIPY derivatives and analyzed their photophysical properties.…”
Section: Metal Ions (Mercury Ions; Hg 2+ Zinc Ions; Zn 2+ )mentioning
confidence: 89%
“…A coordination-based fluorescent probe using 8-amino-BODIPY for the zinc ion was reported by Peña-Cabrera and co-workers in 2017 [30]. In this study, they have synthesized several azacrown 8-amino-BODIPY derivatives and analyzed their photophysical properties.…”
Section: Metal Ions (Mercury Ions; Hg 2+ Zinc Ions; Zn 2+ )mentioning
confidence: 89%
“…To retain the emission of the triad in the visible region of the spectrum, the third dye should be on the short-wave side of the established dyad. 69 Meso-amino substituted Bodipy constitute a synthetically variable and easily available group of uorophores, [70][71][72][73] which display absorption/ emission properties in the 400-450 nm region and which appear to be suitable for a Bodipy triad. In order to select the most appropriate dye the absorption and emission spectra of four different amino-Bodipy B1, B2, B3 and B4 were measured (Scheme 7).…”
Section: Evaluation Of the Blue-green Dyadmentioning
confidence: 99%
“…To retain the emission of the triad in the visible region of the spectrum, the third dye should be on the short-wave side of the established dyad. 69 Meso-amino substituted Bodipy constitute a synthetically variable and easily available group of fluorophores, [70][71][72][73] which display absorption/emission properties in the 400 -450 nm region and which appear to be suitable for a Bodipy triad. In order to select the most appropriate dye the absorption and emission spectra of four different amino-Bodipy B1, B2, B3 and B4 were measured (scheme 7).…”
Section: Fret Studies On Green-red Nhc-gold Complexes the Reaction Of...mentioning
confidence: 99%