3-Allylsalicylaldehyde and methyl 3-allylsalicylate are converted in moderate to good yields into the new diallyl substituted 14–16, 23–25-membered macrocyclic crown diamides 8a–h, 10a–c, 15a,b and the 21–23-membered dithiatetraaza-crown compounds 17a–g, 18a–c.
Y. A. Ibrahim, A. H. M. Elwahy, A. A. Abbas and R. M. Kassab, J. Chem. Res. (S), 1999, 522 DOI: 10.1039/A901795J
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