(E)-2-methyl-2-phenyl-5-[2-(thien-3-yl)ethenyl]-3(2H)-furanone 、
2-吡嗪基乙硫醇 以to provide 2-methyl-2-phenyl-5-[2-[(2-pyrazin-2-ylethyl)thio]-2-(3-thienyl)ethyl]furan-3(2H)-one的产率得到2-methyl-2-phenyl-5-[2-[(2-pyrazin-2-ylethyl)thio]-2-(thien-3-yl)ethyl]furan-3(2H)-one