3-(2,5-dioxopyrrolidin-1-yl)propyl-triphenylphosphanium,bromide

(4-甲基苯基硼酸频哪醇酯)三苯基溴化膦

1,4-亚苯基二(二苯基膦)

3-(三苯基磷)丙烷-1-磺酸盐

(4-甲氧羰基苄基)三苯基氯化膦