Volume 50, Issue 51 pp. 12214-12217
Communication

High Stokes Shift Anilido-Pyridine Boron Difluoride Dyes

Juan F. Araneda

Juan F. Araneda

Department of Chemistry, University of Calgary, 2500 University Drive N.W., Calgary, Alberta, T2N 1N4 (Canada) http://www.chem.ucalgary.ca/research/groups/wpiers/

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Warren E. Piers

Corresponding Author

Warren E. Piers

Department of Chemistry, University of Calgary, 2500 University Drive N.W., Calgary, Alberta, T2N 1N4 (Canada) http://www.chem.ucalgary.ca/research/groups/wpiers/

Department of Chemistry, University of Calgary, 2500 University Drive N.W., Calgary, Alberta, T2N 1N4 (Canada) http://www.chem.ucalgary.ca/research/groups/wpiers/Search for more papers by this author
Belinda Heyne

Corresponding Author

Belinda Heyne

Department of Chemistry, University of Calgary, 2500 University Drive N.W., Calgary, Alberta, T2N 1N4 (Canada) http://www.chem.ucalgary.ca/research/groups/wpiers/

Department of Chemistry, University of Calgary, 2500 University Drive N.W., Calgary, Alberta, T2N 1N4 (Canada) http://www.chem.ucalgary.ca/research/groups/wpiers/Search for more papers by this author
Masood Parvez

Masood Parvez

Department of Chemistry, University of Calgary, 2500 University Drive N.W., Calgary, Alberta, T2N 1N4 (Canada) http://www.chem.ucalgary.ca/research/groups/wpiers/

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Robert McDonald

Robert McDonald

Department of Chemistry, University of Alberta, 11227 Saskatchewan Drive, Edmonton, Alberta, T6G 2G2 (Canada)

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First published: 21 October 2011
Citations: 268

Funding for this work was provided by the NSERC of Canada.

Graphical Abstract

To dye for: Three related families of fluorescent dyes, rigidified by boron difluoride and based on bidentate anilido-pyridyl donor ligands, are reported (see picture). The dyes show quantum yields up to 0.75 and improved Stokes shifts of >100 nm relative to the widely employed BODIPY family of dyes. Furthermore, the new dyes are exceptionally photostable and membrane-specific.

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