Reaction of 3-bromobenzyl and 3-bromoace
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Rositca Nikolova; Anka Bojilova; Nestor A. Rodios
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Article
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1998
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Elsevier Science
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French
β 791 KB
The reaction of 3-(l-bromobenzyl)coumarin 3 with trialkyl phosphites afforded in good yields the corresponding dialkyl phosphonates 5, the Arbuzov reaction products. The interaction of trialkyl phosphites with 3-(co-bromoacetyl)coumarin 4 gave the corresponding dialkyl vinylphosphates 8 as the only