成人综合婷婷国产精品久,国产精品调教打屁股视频,一区二三国产好的精华液,少妇无码久久综合,中文字幕女a女女女,欧美sss第一页,一级毛片美国洗澡黄色片,午夜精品影视国产一区在线麻豆,国产馆视频在线观看免费,亚洲真人国产高清?毛片


1,4-Bis(dicyclohexylphosphino)butane

Name:1,4-Bis(dicyclohexylphosphino)butane
Status: White powder, purity≥95%
Cas No:65038-36-0
Molecular weight:450.66
Molecular formula:

C28H52P2

Structural formula:
1,4-Bis(dicyclohexylphosphino)butane



  Previous product: 1,4-Bis(di-tert-butylphosphino)butane
  Next product: Di-tert-butylphenylphosphine