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Pechmann Reaction Promoted by Boron Trifluoride Dihydrate
The Pechmann reaction of substituted phenols 1a-e with methyl acetoacetate (2) can be activated by boron trifluoride dihydrate (3) to give the corresponding 4-methylcoumarin derivatives 4a-e in excellent yield (98-99 %).
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| Publicado no: | Molecules |
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| Main Authors: | , |
| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
MDPI
2005
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC6147532/ https://ncbi.nlm.nih.gov/pubmed/18007344 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.3390/10070762 |
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