Bis-(Diphenylphosphinopropyl) Dimethyl Silane | 18758-32-2

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: Bis-(Diphenylphosphinopropyl) Dimethyl Silane
• 英文别名: 3-[3-diphenylphosphanylpropyl(dimethyl)silyl]propyl-diphenylphosphane
• CAS: 18758-32-2
• 化学式: C₃₂H₃₈P₂Si
• 分子量: 512.687
• InChiKey: KFVVSYPGGAGWJU-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  7.74
• 重原子数：
  35
• 可旋转键数：
  12
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  0

反应信息

• 作为产物：
  描述：

  二烯丙基二甲基硅烷 、 二苯基膦 反应 184.0h， 以provided 46 g of monoadduct的产率得到Bis-(Diphenylphosphinopropyl) Dimethyl Silane
  参考文献：
  名称：

  Trihydrocarbyl silyl substituted alkyl diaryl phosphine transition metal

  摘要：

  本文介绍了一种使用新型均相三烷基硅基取代烷基二芳基膦过渡金属配合物的羰基化过程，其一般式为：[(Ar.sub.2 PQ).sub.y SiR.sub.4-y].sub.g (MX.sub.n).sub.s，其中Ar是C.sub.6至C.sub.10芳香烃基，Q是C.sub.1至C.sub.30饱和直链二价基团，R是C.sub.1至C.sub.10烃基，其中Ar、Q和R可以是取代或未取代的，y为1至4，g乘以y为1至6，M是从第VIII族过渡金属中选择的过渡金属，X是阴离子或有机配体，不包括卤素，满足金属的价和配位位点，n为2至6，s为1至3。这些材料具有高热稳定性，是选择性烯烃羰基化的优秀催化剂，特别是在存在过量的配体[(Ar.sub.2 PQ).sub.y SiR.sub.4-y]的情况下。具体地，三（三甲基硅基乙基二苯基膦）铑羰基氢化物，[(CH.sub.3).sub.3 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H和三[双（二苯基膦基乙基）二甲基硅烷]铑羰基氢化物，[(CH.sub.3).sub.2 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H是选择性烯烃羰基化催化剂，特别是在过量的三烷基硅基取代烷基二芳基膦配体的存在下。

  公开号：

  US04451673A1

文献信息

• Homogeneous hydroformylation catalysis with silyl substituted alkyl
  申请人：Exxon Research and Engineering Co.

  公开号：US04450299A1

  公开（公告）日：1984-05-22

  Described is a carbonylation process using novel homogeneous trihydrocarbyl silyl-substituted alkyl diaryl phosphine transition metal complexes of the general formula: [(Ar.sub.2 PQ).sub.y SiR.sub.4 -y].sub.g (MX.sub.n).sub.s wherein Ar is a C.sub.6 to C.sub.10 aromatic hydrocarbyl radical, Q is a C.sub.1 to C.sub.30 saturated straight chain divalent radical, R is a C.sub.1 to C.sub.10 hydrocarbyl, wherein Ar, Q and R, can be substituted or unsubstituted, y is 1 to 4, g times y is 1 to 6, M is a transition metal selected from the group consisting of Group VIII transition metals, X is an anion or organic ligand excluding halogen satisfying the valence and coordination sites of the metal, n is 2 to 6 and s is 1 to 3, are disclosed. These materials exhibit high thermal stability and are superior catalysts for the selective hydroformylation of olefins, particularly in the presence of excess quantities of ligand of the formula: (Ar.sub.2 PQ).sub.y SiR.sub.4-y wherein Ar, Q, R, and y are as previously defined. Specifically, tris-(trimethyl silyl-ethyl diphenyl phosphine) rhodium carbonyl hydride, [(CH.sub.3).sub.3 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H and tris [bis-(diphenylphosphinoethyl)dimethylsilane] rhodium carbonyl hydride, [(CH.sub.3).sub.2 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H, are selective olefin hydroformulation catalysts, particularly in the presence of excess trihydrocarbyl silyl-substituted alkyl diaryl phosphine ligand.

  本文介绍了一种使用新型均相三羟基烷基取代的烷基二芳基膦过渡金属配合物的羰基化过程，其一般公式为：[(Ar.sub.2 PQ).sub.y SiR.sub.4 -y].sub.g (MX.sub.n).sub.s，其中Ar为C.sub.6到C.sub.10芳香烃基，Q为C.sub.1到C.sub.30饱和直链二价基团，R为C.sub.1到C.sub.10的烃基，其中Ar、Q和R可以被取代或未取代，y为1到4，g乘以y为1到6，M为从第八族过渡金属中选出的过渡金属，X为阴离子或有机配体，不包括卤素，满足金属的价和配位位点，n为2到6，s为1到3。这些材料具有高热稳定性，并且是选择性烯烃羰基化反应的优良催化剂，特别是在存在过量的配体的情况下，其配体的公式为：(Ar.sub.2 PQ).sub.y SiR.sub.4-y，其中Ar、Q、R和y如前所述。具体来说，三(三甲基硅基乙基二苯基膦)铑羰基氢化物，[(CH.sub.3).sub.3 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H和三[双(二苯基膦基乙基)二甲基硅烷]铑羰基氢化物，[(CH.sub.3).sub.2 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H，是选择性烯烃羰基化反应的催化剂，特别是在存在过量三羟基烷基取代的烷基二芳基膦配体的情况下。
• Trihydrocarbyl silyl substituted alkyl diaryl phosphine transition metal
  申请人：Exxon Research and Engineering Co.

  公开号：US04451673A1

  公开（公告）日：1984-05-29

  Described is a carbonylation process using novel homogeneous trihydrocarbyl silyl-substituted alkyl diaryl phosphine transition metal complexes of the general formula: [(Ar.sub.2 PQ).sub.y SiR.sub.4 --y].sub.g (MX.sub.n).sub.s wherein Ar is a C.sub.6 to C.sub.10 aromatic hydrocarbyl radical, Q is a C.sub.1 to C.sub.30 saturated straight chain divalent radical, R is a C.sub.1 to C.sub.10 hydrocarbyl, wherein Ar, Q and R, can be substituted or unsubstituted, y is 1 to 4, g times y is 1 to 6, M is a transition metal selected from the group consisting of Group VIII transition metals, X is an anion or organic ligand excluding halogen satisfying the valence and coordination sites of the metal, n is 2 to 6 and s is 1 to 3, are disclosed. These materials exhibit high thermal stability and are superior catalysts for the selective hydroformylation of olefins, particularly in the presence of excess quantities of ligand of the formula: (Ar.sub.2 PQ)ySiR.sub.4-y wherein Ar, Q, R, and y are as previously defined. Specifically, tris-(trimethyl silyl-ethyl diphenyl phosphine) rhodium carbonyl hydride, [(CH.sub.3).sub.3 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H and tris [bis-(diphenylphosphinoethyl)dimethyl silane] rhodium carbonyl hydride, [(CH.sub.3).sub.2 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H, are selective olefin hydroformylation catalysts, particularly in the presence of excess trihydrocarbyl silyl-substituted alkyl diaryl phosphine ligand.

  本文介绍了一种使用新型均相三烷基硅基取代烷基二芳基膦过渡金属配合物的羰基化过程，其一般式为：[(Ar.sub.2 PQ).sub.y SiR.sub.4-y].sub.g (MX.sub.n).sub.s，其中Ar是C.sub.6至C.sub.10芳香烃基，Q是C.sub.1至C.sub.30饱和直链二价基团，R是C.sub.1至C.sub.10烃基，其中Ar、Q和R可以是取代或未取代的，y为1至4，g乘以y为1至6，M是从第VIII族过渡金属中选择的过渡金属，X是阴离子或有机配体，不包括卤素，满足金属的价和配位位点，n为2至6，s为1至3。这些材料具有高热稳定性，是选择性烯烃羰基化的优秀催化剂，特别是在存在过量的配体[(Ar.sub.2 PQ).sub.y SiR.sub.4-y]的情况下。具体地，三（三甲基硅基乙基二苯基膦）铑羰基氢化物，[(CH.sub.3).sub.3 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H和三[双（二苯基膦基乙基）二甲基硅烷]铑羰基氢化物，[(CH.sub.3).sub.2 Si--CH.sub.2 CH.sub.2 --PPh.sub.2 ].sub.3 Rh(CO)H是选择性烯烃羰基化催化剂，特别是在过量的三烷基硅基取代烷基二芳基膦配体的存在下。