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-methyl- coumarin derivatives 4a-e in excellent yield (98-99 %).
| मुख्य लेखकों: | , |
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| स्वरूप: | लेख |
| भाषा: | English |
| प्रकाशित: |
MDPI AG
2005-08-01
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| श्रृंखला: | Molecules |
| विषय: | |
| ऑनलाइन पहुंच: | http://www.mdpi.com/1420-3049/10/7/762/ |