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Showing papers by "Kalpattu K. Balasubramanian published in 1984"


Journal ArticleDOI
TL;DR: Methylα-aryloxymethylacrylates as discussed by the authors have been found to rearrange to furnish the methylenecoumarins when refluxed in methylene chloride in the presence of anhydrous AlCl 3.

8 citations


Journal ArticleDOI
TL;DR: A proton nmr follow-up provided conclusive evidence for the involvement of two sequential Claisen rearrangements in the thermal rearrangement of 1,4-diaryloxy-2-butnes 1 to 11a-methylpterocarpans 3 as discussed by the authors.

4 citations


Journal ArticleDOI
TL;DR: In this paper, 1,4-Diaryloxy-2-butynes 1 were converted to 1.4-diaryloxine-z,z-1,3-butadienes 2 in refluxing HMPA in presence of potassium carbonate.

2 citations