The hydroformylation of isoprene,1 octene,cyclopentadiene,and C 5 distillate where cyclopentadiene has been removed is s０ＭＰａ、１８０℃羰化反应条件下考察了异戊二烯、１－辛烯、环戊二烯、混合碳五馏份及脱去环戊二烯的碳五馏份的羰基合成反应。