Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleModified coumarins. 28. Synthesis of spirosubstituted pyranocoumarins.AuthorsNagorichna, I. V.; Tkachuk, A. A.; Garazd, M. M.; Garazd, Ya. L.; Khilya, V. P.AbstractSpiropyranobenzopyrandiones were prepared, reduced, and dehydrated to form spirosubstituted pyranocoumarins.SubjectsCOUMARINS; ORGANIC synthesis; PYRAN; HETEROCYCLIC compounds; BENZOPYRANSPublicationChemistry of Natural Compounds, 2009, Vol 45, Issue 2, p152ISSN0009-3130Publication typeArticleDOI10.1007/s10600-009-9260-y