The dehydrogenative amination of phenols with phenothiazines was achieved in transition-metal-free conditions, utilizing cheap sodium periodate as oxidant, at low temperature. A significantly larger scope of phenol substrates was tolerated compared to previous methods.
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Org Lett
September 2016
Fachbereich Chemie, Technische Universität Kaiserslautern, Erwin-Schrödinger Strasse Geb. 52, 67663 Kaiserslautern, Germany.
The dehydrogenative amination of phenols with phenothiazines was achieved in transition-metal-free conditions, utilizing cheap sodium periodate as oxidant, at low temperature. A significantly larger scope of phenol substrates was tolerated compared to previous methods.
View Article and Find Full Text PDFAcc Chem Res
July 2015
†Department of Chemistry, University of California, Berkeley, California 94720-1460, United States.
As the need to prepare ever more complex but well-defined materials has increased, a similar need for reliable synthetic strategies to access them has arisen. Accordingly, recent years have seen a steep increase in the development of reactions that can proceed under mild conditions, in aqueous environments, and with low concentrations of reactants. To enable the preparation of well-defined biomolecular materials with novel functional properties, our laboratory has a continuing interest in developing new bioconjugation reactions.
View Article and Find Full Text PDFJ Biomed Mater Res
September 2001
Cardiovascular Implant Research Laboratory, Department of Bioengineering, 501 Rhodes Engineering Research Center, Clemson University, Clemson, South Carolina 29634, USA.
Bioprosthetic heart valves (BPHVs) derived from glutaraldehyde-crosslinked porcine aortic valves are frequently used in heart valve replacement surgeries. However, the majority of bioprostheses fail clinically because of calcification and degeneration. We have recently shown that glycosaminoglycan (GAG) loss may be in part responsible for degeneration of glutaraldehyde-crosslinked bioprostheses.
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