poronovideos人初重口_黑人粗大a片在线观看_美女末成年视频黄是免费网址_另类maturetube富婆

市場價:元價格:元

  • 中文名稱:三異丙基硅烷
  • CAS RN: 6485-79-6
  • EINECS號:
  • 分 子 式:[(CH3)2CH]3SiH
  • 分 子 量:158.36
  • 分子式:

用途:

大體積異丙基(與乙基相比)能實現(xiàn)選擇性更高的還原反應(例如,異頭 C-苯基縮酮的 β-選擇性還原),但是不會降低它們的活性(例如,三甲基硅醚的三氟甲烷磺酸酮催化型還原醚化)。

用于 Ni(O) N-雜環(huán)卡賓絡合物催化的反式-1,2-二醇的高度非對映選擇性制備。

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