3,3-二甲基-1,4-戊二烯

1,5-bis(diphenylphosphanyl)-3,3-dimethylpentane-1,5-dione

6-diphenylphosphoryl-4,4-dimethyl-3H-pyran-2-one

3,3-dimethyl-1,5-di(phenyl)pentane-1,5-dione

3,3-二甲基戊烷-1,5-二醇