5-Hydroxy-2-（2-phenylethyl）chromone（l） was synthesized from 2,6-dihydroxyacetophenone（7） obtained via four-steps resorcinol-reacting with phenylpropionic acid, the procedures involved are Baker-Venkataraman rear...5-Hydroxy-2-（2-phenylethyl）chromone（l） was synthesized from 2,6-dihydroxyacetophenone（7） obtained via four-steps resorcinol-reacting with phenylpropionic acid, the procedures involved are Baker-Venkataraman rear-rangement and cyclization which are easy to conduct, the overall yield is 32%.展开更多
文摘5-Hydroxy-2-（2-phenylethyl）chromone（l） was synthesized from 2,6-dihydroxyacetophenone（7） obtained via four-steps resorcinol-reacting with phenylpropionic acid, the procedures involved are Baker-Venkataraman rear-rangement and cyclization which are easy to conduct, the overall yield is 32%.
