Reaction of 2-trifluoromethylchromones with cyanoacetic and malonic esters. Synthesis of new benzo[c]coumarin derivatives
作者:V. Ya. Sosnovskikh、A. V. Safrygin、V. A. Anufriev
DOI:10.1007/s11172-013-0320-x
日期:2013.10
2-trifluoromethylchromones with ethyl cyanoacetate and diethyl malonate in ethanol in the presence of sodium ethoxide furnished a number of new benzo[c]coumarin derivatives, which were formed with involvement of two ester molecules.
在
乙醇钠存在下,2-三
氟甲基
色酮与
氰基
乙酸乙酯和
丙二酸二乙酯在
乙醇中的回流提供了许多新的苯并[c]
香豆素衍
生物,这些衍
生物是在两个酯分子的参与下形成的。