Heterocyclic Compounds
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ChemInform Abstract: Synthesis of Thiophene-Substituted 3H-Naphtho[2,1-b]pyrans, Precursors of Photomodulated Materials.
First published: 19 June 2010
Abstract
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ChemInform Abstract
All title compounds [13 examples] exhibit photochromic behavior at room temperature in toluene. λmax of absorption and colorability are especially improved when C-3 is substituted by one or two thiophenyl groups.
