(E)-3,5,5-trimethyl-2-hexenal | 107647-41-6

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: (E)-3,5,5-trimethyl-2-hexenal
• 英文别名: 3,5,5-trimethyl-hex-2-enal；Hexenal, 3,5,5-trimethyl；(E)-3,5,5-trimethylhex-2-enal
• CAS: 107647-41-6
• 化学式: C₉H₁₆O
• 分子量: 140.225
• InChiKey: AQHLCHLIIMAFAA-VMPITWQZSA-N

物化性质

• 沸点：
  191.5±9.0 °C(Predicted)
• 密度：
  0.835±0.06 g/cm3(Predicted)
• 保留指数：
  1046

计算性质

• 辛醇/水分配系数(LogP)：
  2.8
• 重原子数：
  10
• 可旋转键数：
  3
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.67
• 拓扑面积：
  17.1
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为产物：
  描述：

  1-Methylthio-3-methyl-3-buten-1-yne 在 水 、 copper(II) oxide 作用下， 以 乙醚 、 丙酮 为溶剂， 反应 8.5h， 生成 (E)-3,5,5-trimethyl-2-hexenal
  参考文献：
  名称：

  Guittet, Eric; Bibang Bi Ekogha, Cyriaque; Julia, Sylvestre A., Bulletin de la Societe Chimique de France, 1986, # 2, p. 325 - 331

  摘要：

  DOI：

文献信息

• CATALYST FOR ASYMMETRIC HYDROGENATION AND METHOD FOR MANUFACTURING OPTICALLY ACTIVE CARBONYL COMPOUND USING THE SAME
  申请人：YAMADA Shinya

  公开号：US20120136176A1

  公开（公告）日：2012-05-31

  The present invention provides a catalyst used for manufacturing an optically active carbonyl compound by selective asymmetric hydrogenation of an α,β-unsaturated carbonyl compound, which is insoluble in a reaction mixture, and a method for manufacturing the corresponding optically active carbonyl compound. Particularly, the invention provides a catalyst for obtaining an optically active citronellal useful as a flavor or fragrance, by selective asymmetric hydrogenation of citral, geranial or neral. The invention relates to a catalyst for asymmetric hydrogenation of an α,β-unsaturated carbonyl compound, which comprises: a powder of at least one metal selected from metals belonging to Group 8 to Group 10 of the Periodic Table, or a metal-supported substance in which the at least one metal is supported on a support; an optically active peptide compound; and an acid, and also relates to a method for manufacturing an optically active carbonyl compound using the same.

  本发明提供了一种用于通过选择性不对称加氢α，β-不饱和羰基化合物制备光学活性羰基化合物的催化剂，该催化剂在反应混合物中不溶解，并提供了制备相应光学活性羰基化合物的方法。特别地，该发明提供了一种催化剂，通过选择性不对称加氢柠檬醛、香叶醛或柠檬醛制备出用作香料或芳香剂的光学活性香茅醛。该发明涉及一种用于不对称加氢α，β-不饱和羰基化合物的催化剂，包括：来自周期表第8至第10族金属中至少一种金属的粉末，或者至少一种金属负载物质，其中至少一种金属负载在一种载体上；一种光学活性肽化合物；和一种酸，还涉及使用该催化剂制备光学活性羰基化合物的方法。
• CATALYST FOR ASYMMETRIC HYDROGENATION
  申请人：MAEDA Hironori

  公开号：US20100324338A1

  公开（公告）日：2010-12-23

  This invention aims at providing a catalyst for producing an optically active aldehyde or an optically active ketone, which is an optically active carbonyl compound, by carrying out selective asymmetric hydrogenation of an α,β-unsaturated carbonyl compound, particularly a catalyst which is insoluble in a reaction mixture for obtaining optically active citronellal which is useful as a flavor or fragrance, by carrying out selective asymmetric hydrogenation of citral, geranial or neral; and a method for producing a corresponding optically active carbonyl compound. The invention relates to a catalyst for asymmetric hydrogenation of an α,β-unsaturated carbonyl compound, which comprises a powder of at least one metal selected from metals belonging to Group 8 to Group 10 of the Periodic Table, or a metal-supported substance in which at least one metal selected from metals belonging to Group 8 to Group 10 of the Periodic Table is supported on a support, an optically active cyclic nitrogen-containing compound and an acid.

  这项发明旨在通过对α，β-不饱和羰基化合物进行选择性不对称加氢，特别是通过对柠檬醛、香叶醛或柠檬醛进行选择性不对称加氢，从而提供用作香料或香精的有用的光学活性香茅醛的催化剂，该香茅醛是一种光学活性羰基化合物；以及生产相应的光学活性羰基化合物的方法。该发明涉及一种用于不对称加氢α，β-不饱和羰基化合物的催化剂，其包括来自周期表第8至第10族金属中至少一种金属的粉末，或者至少一种来自周期表第8至第10族金属的金属负载物质，该金属负载在一种支撑物上，还包括光学活性的含氮环化合物和酸。
• Catalyst for asymmetric hydrogenation comprising peptides and method for manufacturing optically active carbonyl compound using the same
  申请人：Takasago International Corporation

  公开号：EP2457655A2

  公开（公告）日：2012-05-30

  The present invention provides a catalyst used for manufacturing an optically active carbonyl compound by selective asymmetric hydrogenation of an α, β-unsaturated carbonyl compound, which is insoluble in a reaction mixture, and a method for manufacturing the corresponding optically active carbonyl compound. Particularly, the invention provides a catalyst for obtaining an optically active citronellal useful as a flavor or fragrance, by selective asymmetric hydrogenation of citral, geranial or neral. The invention relates to a catalyst for asymmetric hydrogenation of an α, β-unsaturated carbonyl compound, which comprises: a powder of at least one metal selected from metals belonging to Group 8 to Group 10 of the Periodic Table, or a metal-supported substance in which the at least one metal is supported on a support; an optically active peptide compound; and an acid, and also relates to a method for manufacturing an optically active carbonyl compound using the same.

  本发明提供了一种通过选择性不对称氢化不溶于反应混合物中的α，β-不饱和羰基化合物来制造光学活性羰基化合物的催化剂，以及制造相应光学活性羰基化合物的方法。特别是，本发明提供了一种催化剂，通过对柠檬醛、香叶醇或橙花醛的选择性不对称氢化，获得光学活性香茅醛，用作香精或香料。本发明涉及一种用于α，β-不饱和羰基化合物不对称氢化的催化剂，它包括：至少一种选自属于元素周期表第8组至第10组的金属的粉末，或其中至少一种金属被支撑在支撑物上的金属支撑物质；一种光学活性肽化合物；以及一种酸，还涉及一种使用该催化剂制造光学活性羰基化合物的方法。
• HOMOGENEOUS ASYMMETRIC HYDROGENATION CATALYST
  申请人：Takasago International Corporation

  公开号：EP2543437A2

  公开（公告）日：2013-01-09

  The present invention provides a catalyst for producing optically active aldehyde or optically active ketone, as an optically active carbonyl compound, by selectively asymmetrically hydrogenating an α, β-unsaturated carbonyl compound, and in particular, a catalyst insoluble in a reaction mixture for obtaining optically active citronellal useful as a flavoring by selectively asymmetrically hydrogenating citral, geranial or neral, and a method for producing the corresponding optically active carbonyl compound. In particular, the present invention provides a method for producing citronellol of identical optical isomers regardless of a mixing ratio of neral and geranial in the asymmetric hydrogenation of citral. In the present invention, the α, β-unsaturated carbonyl compound is asymmetrically hydrogenated using a catalyst including a complex of at least one transition metal selected from transition metals belonging to Group 8 to Group 10 of the Periodic Table, and an optically active cyclic nitrogen-containing compound, and an acid if necessary.

  本发明提供了一种通过选择性不对称氢化α，β-不饱和羰基化合物来生产光学活性醛或光学活性酮，作为光学活性羰基化合物的催化剂，特别是提供了一种不溶于反应混合物的催化剂，用于通过选择性不对称氢化柠檬醛、香叶醇或香叶酯来获得用作香料的光学活性香茅醛，以及生产相应光学活性羰基化合物的方法。特别是，本发明提供了一种在柠檬醛的不对称氢化过程中，无论香叶醇和香叶酯的混合比例如何，都能生产出相同光学异构体的香茅醇的方法。在本发明中，α，β-不饱和羰基化合物使用一种催化剂进行不对称氢化，该催化剂包括至少一种选自属于元素周期表第 8 族至第 10 族的过渡金属的络合物和一种光学活性环状含氮化合物，必要时还包括一种酸。
• COMPOSITION FOR REMOVING SULFUR-CONTAINING COMPOUND
  申请人：Kuraray Co., Ltd.

  公开号：EP3476478A1

  公开（公告）日：2019-05-01

  Provided is a composition for removing a sulfur-containing compound present in liquid or vapor, the sulfur-containing compound being hydrogen sulfide, an -SH group-containing compound or a mixture thereof, the composition containing an α,β-unsaturated aldehyde represented by the following general formula (1) as an active ingredient: wherein R1 and R2 each independently represent an alkyl group having 1 to 10 carbon atoms, an alkenyl group having 2 to 10 carbon atoms or an aryl group having 6 to 12 carbon atoms, or are connected to each other to represent an alkylene group having 2 to 6 carbon atoms; and R3 represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, or is connected to R1 to represent an alkylene group having 2 to 6 carbon atoms.

  本发明提供了一种用于去除存在于液体或蒸汽中的含硫化合物的组合物，该含硫化合物是硫化氢、含-SH 基团的化合物或它们的混合物，该组合物含有由下式（1）表示的 α、β-不饱和醛作为活性成分： 其中 R1 和 R2 各自独立地代表具有 1 至 10 个碳原子的烷基、具有 2 至 10 个碳原子的烯基或具有 6 至 12 个碳原子的芳基，或相互连接代表具有 2 至 6 个碳原子的亚烷基；R3 代表氢原子或具有 1 至 5 个碳原子的烷基，或与 R1 连接代表具有 2 至 6 个碳原子的亚烷基。