benzaldehyde O-(1,3-diphenylprop-2-yn-1-yl)oxime | 1388624-37-0

• 分子结构分类: 有机化合物 - 苯丙烷和聚酮 - 直链 1,3-二芳基丙烷
• 英文名称: benzaldehyde O-(1,3-diphenylprop-2-yn-1-yl)oxime
• 英文别名: (Z)-N-(1,3-diphenylprop-2-ynoxy)-1-phenylmethanimine
• CAS: 1388624-37-0
• 化学式: C₂₂H₁₇NO
• 分子量: 311.383
• InChiKey: FFJIZBOFENXSED-NKFKGCMQSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.6
• 重原子数：
  24
• 可旋转键数：
  5
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.05
• 拓扑面积：
  21.6
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  2-(1,3-diphenylprop-2-ynyloxy)isoindoline-1,3-dione 在 一水合肼 作用下， 以 四氢呋喃 为溶剂， 反应 3.0h， 生成 (E)-benzaldehyde O-(1,3-diphenylprop-2-yn-1-yl)oxime 、 benzaldehyde O-(1,3-diphenylprop-2-yn-1-yl)oxime
  参考文献：
  名称：

  Copper-Catalyzed Skeletal Rearrangement of O-Propargylic Aryloximes into Four-Membered Cyclic Nitrones - Chirality Transfer and Mechanistic Insight

  摘要：

  Copper-catalyzed skeletal rearrangement of O-propargylic aryloximes (E)-1 were carried out to afford the corresponding four-membered cyclic nitrones 2 in good to excellent yields. The optimal reactions conditions of the highly regioselective reactions involved the use of [CuCl(cod)](2) in acetonitrile at 70 degrees C. In the case of (Z)-1, however, the reaction proceeded in the absence of the copper catalysts to afford the identical compound 2 in good yields. Furthermore, the reactions were also carried out using chiral substrates (R)-1 in the presence of Cu catalysts to afford (R)-2 with good levels of chirality transfer.

  DOI：

  10.1055/s-0031-1290819

文献信息

• Copper-Catalyzed Skeletal Rearrangement of O-Propargylic Aryloximes into Four-Membered Cyclic Nitrones - Chirality Transfer and Mechanistic Insight
  作者：Itaru Nakamura、Yu Kudo、Toshiharu Araki、Dong Zhang、Eunsang Kwon、Masahiro Terada

  DOI：10.1055/s-0031-1290819

  日期：2012.5

  Copper-catalyzed skeletal rearrangement of O-propargylic aryloximes (E)-1 were carried out to afford the corresponding four-membered cyclic nitrones 2 in good to excellent yields. The optimal reactions conditions of the highly regioselective reactions involved the use of [CuCl(cod)](2) in acetonitrile at 70 degrees C. In the case of (Z)-1, however, the reaction proceeded in the absence of the copper catalysts to afford the identical compound 2 in good yields. Furthermore, the reactions were also carried out using chiral substrates (R)-1 in the presence of Cu catalysts to afford (R)-2 with good levels of chirality transfer.