英文名称
[4-[5-Bis(3,5-dimethylphenyl)phosphanyl-2,2,7-trimethyl-1,3-benzodioxol-4-yl]-2,2,7-trimethyl-1,3-benzodioxol-5-yl]-bis(3,5-dimethylphenyl)phosphane;[4-[5-bis(4-methoxy-3,5-dimethylphenyl)phosphanyl-2,2,7-trimethyl-1,3-benzodioxol-4-yl]-2,2,7-trimethyl-1,3-benzodioxol-5-yl]-bis(4-methoxy-3,5-dimethylphenyl)phosphane