1068438-82-3Relevant academic research and scientific papers
Ring contraction during the 6π-electrocyclisation of naphthopyran valence tautomers
Gabbutt, Christopher D.,Heron, B. Mark,Kolla, Suresh B.,Kilner, Colin,Coles, Simon J.,Horton, Peter N.,Hursthouse, Michael B.
experimental part, p. 3096 - 3104 (2009/02/03)
The thermal and photochemical ring-opening of spiro(3H-naphtho[2,1-b]pyran- 3,9′-thioxanthene-10,10-dioxide) 3 results in the facile ring-contraction to 9-(naphtho[2,1-b]furan-2-yl)-9H-thioxanthene-10,10-dioxide 6. Similar behaviour is displayed by the is
