1: phenol With sodium hydride in tetrahydrofuran T=20°C; 0.166667 h; 2: 2-bromo-1-methylprop-2-en-1-yl acetate With tetrakis(triphenylphosphine) palladium(0); (4-methoxyphenyl)-boronic acid; cesium fluoride in tetrahydrofuran T=20°C; Suzuki reaction; 6 h; Title compound not separated from byproducts;

(10H)-phenothiazine; diethyl ether; mercury(II) oxide T=-5 - 0°C; Einleiten von Butenin;

T=0°C;

T=-5 - 0°C;