triethylamine; palladium diacetate in N,N-dimethyl-formamide T=20°C; Heck reaction; 11 h;

trans-{bis(tricyclohexylphosphine)Pd(II)(H)(H2O)}BF4; toluene-4-sulfonic acid; 1,4-di(diphenylphosphino)-butane in tetrahydrofuran T=100°C; P=15200 Torr; 48 h;

1: (1-cyclopentene-l-yl-oxy)-trimethylsilane With nonafluoro-n-butanesulfonyl fluoride; tetrabutyl ammonium fluoride in tetrahydrofuran T=20°C; 16 h; 2: acrylic acid methyl ester With palladium diacetate; tetrabutyl-ammonium chloride; potassium carbonate in N,N-dimethyl-formamide T=25°C; 6 h;

iodine in ethyl acetate 168 h; daylight;

(i) PdCl2, (ii) /BRN= 1953383/, nBuLi, Ph3P, DME; Multistep reaction;

in methanol T=0°C; Yield given. Yields of byproduct given;