Detection of stress in polymers: mechanochemical activation of CuAAC click reactions in poly(urethane) networks
Author:
Affiliation:
1. Macromolecular Chemistry
2. Division of Technical and Macromolecular Chemistry
3. Institute of Chemistry
4. Faculty of Natural Science II (Chemistry
5. Physics and Mathematics)
Abstract
We report on copper(i)-bis(N-heterocyclic carbene)s (NHC) for quantitative stress-sensing. This mechanophore is embedded within a polyurethane network, triggering a fluorogenic copper(i) azide alkyne cycloaddition (CuAAC) of 8-azido-2-naphtol and 3-hydroxy phenylacetylene.
Funder
Deutsche Forschungsgemeinschaft
Publisher
Royal Society of Chemistry (RSC)
Subject
Condensed Matter Physics,General Chemistry
Link
http://pubs.rsc.org/en/content/articlepdf/2020/SM/C9SM02185J
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