161358-57-2Relevant academic research and scientific papers
Heterodiene cycloadditions: Preparation and transformations of some substituted pyrano[4,3-b][1]benzopyrans
Coutts, Simon J.,Wallace, Timothy W.
, p. 11755 - 11780 (2007/10/02)
Heterodiene cycloadditions of 4-oxo-4H-1-benzopyrans with formyl, acetyl, or carboxyl substituents at C-3 to 1-alkoxy- or 1,1-dialkoxyalkenes produce 3-alkoxy- or 3,3-dialkoxy-4,4a-dihydropyrano[4,3-b][1]benzopyran-10-ones which are capable of a variety o
