免费大片一级a一级久久三,亚洲国产成人av在线播放,中文字幕日韩专区,欧美国产日本高清,久久久久亚洲AV无码网站,人妻AV无码系列,粗大的内捧猛烈进出小视频,玩两个丰满老熟女,亚洲一区爱区精品无码,久久九九精品国产AV片国产


1,4-Bis(di-tert-butylphosphino)butane

Name:1,4-Bis(di-tert-butylphosphino)butane
Status: White powder, purity≥95%
Cas No:150111-89-0
Molecular weight:346.51
Molecular formula:

C20H44P2

Structural formula:
1,4-Bis(di-tert-butylphosphino)butane



  Previous product: tert-Butylphosphonic dichloride
  Next product: 1,4-Bis(dicyclohexylphosphino)butane