Tri phenylphosphine mediated synthesis of functionalized aryl-vinylethers from۷-hydroxy coumarin and methyl acetylene carboxylate

۷-hydroxy coumarin undergoes neutral conditions with alkyl propiolates in the presence oftriphenylphosphine, and by the B substituation the corresponding aryl vinyl ethers was obtainedin good yields.

کلیدواژه ها:

۷-hydroxy coumarin ، aryl vinyl ethers ، alkyl propiolates ، triphenylphosphine