(三苯基膦)丙酮酸乙酯

1-(4-bromophenyl)-2-(2,6-diphenyl-4H-pyran-4-yl)-2-(triphenyl-l⁵-phosphanylidene)ethan-1-one

六氟丙酮

naphtho[1,8-cd]-1,2,3-trithiin 1,1,3,3-tetraoxide

1-Formyl-2,3-dipropyl-2-cyclopropene