Ethyl 6-bromocoumarin-3-carboxylate
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Synthesis and biological evaluation of (6- and 7-phenyl) coumarin derivatives as selective nonsteroidal inhibitors of 17β-hydroxysteroid dehydrogenase type 1. | Journal of medicinal chemistry 20110113 |
Carbonyl-carbonyl, carbonyl-pi and carbonyl-halogen dipolar interactions as the directing motifs of the supramolecular structure of ethyl 6-chloro-2-oxo-2H-chromene-3-carboxylate and ethyl 6-bromo-2-oxo-2H-chromene-3-carboxylate. | Acta crystallographica. Section C, Crystal structure communications 20070401 |