New indoline spiropyrans containing azomethine fragment
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DOI: 10.1007/s11172-017-1990-6
Abstract: The new spiropyran systems with an azomethine bridge were synthesized from a spiropyran containing aminogroup at 6′ position of the benzopyran fragment and substituted aromatic aldehydes. The chemical structure of compounds is confirmed by elemental… read more here.
Keywords: new indoline; containing azomethine; azomethine fragment; spiropyrans containing ... See more keywords
Synthesis and structure of indoline spiropyrans based on benzo[f]coumarin
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DOI: 10.1007/s11172-020-2912-6
Abstract: Indoline spiropyrans containing benzo[f]coumarin moiety annulated to the 2H-pyran cycle were synthesized. The obtained compounds exist in solutions as a tautomeric mixture of their spirocyclic and merocyanine forms. The spiro form exhibits an enhanced resistance… read more here.
Keywords: spiropyrans based; synthesis structure; indoline spiropyrans; structure indoline ... See more keywords