1: 2′-hydroxy-6′-methoxymethoxyacetophenone With sodium hydride in tetrahydrofuran Claisen Condensation; 1.167 h; Reflux; 2: 3-phenyl-propionic acid ethyl ester in tetrahydrofuran Claisen Condensation; 4.25 h; Reflux; 3: With hydrogenchloride in methanol T=90°C; 0.75 h;

1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 1 h / 20 °C 2.1: sodium hydride / tetrahydrofuran / 1.17 h / |Reflux 2.2: 4.25 h / |Reflux 2.3: 0.75 h / 90 °C View Scheme