跳转至内容

Dear Customer:

The current international situation is complex and volatile, and uncertain tariff policies may potentially impact our product prices. Given these uncertainties, we value your understanding regarding order-related matters.

If you decide to place an order during this period, we reserve the right to adjust the price based on the evolving situation. We understand that market changes may cause inconvenience. We will negotiate with you if there’s a significant price fluctuation due to tariff policy changes before the order’s actual delivery, and in such cases we may adjust or cancel the order as necessary.

For important updates on recent policy changes, please click here for more details.

Merck
CN

Baeyer-Villiger反应涉及通过羰基的C-C键裂解而将酮氧化成酯,并在其附近引入氧原子。1 该反应可通过使用过氧化氢、3-氯过苯甲酸 氯过氧苯甲酸)、过氧乙酸或过氧三氟乙酸作为氧化剂来完成。该反应也可用于由环酮合成内酯(环酯)。

立体特异性和可预测的区域化学是Baeyer-Villiger氧化反应的重要特征。该反应本质上是区域特异性的,并取决于连接至羰基的取代基的相对迁移能力。该反应是由Adolf von Baeyer和Victor Villiger于1899年描述的。

Baeyer–Villiger反应

Baeyer-Villiger氧化反应举例:

Baeyer-Villiger氧化反应

注意事项

请参阅产品化学品安全技术说明书,获取危害和安全操作方法相关信息。

应用

Baeyer-Villiger氧化反应可用于以下研究:

  • 由内消旋环己酮合成内酯。2
  • 3-羟基吲哚-2-羧酸酯的合成。3
  • 未活化的[18F]氟苯甲醛以高放射化学产率转化为[18F]氟苯酚。4
  • 二苯并18-冠-6、二苯并21-冠7和二羟基二苯并18-冠-6的合成。5
  • g-丁内酯的一锅 化学酶法合成。6
  • 乙酸乙烯酯的无金属合成。7

近期研究和趋势

  • 使用过氧化氢水溶液作为氧化剂在过渡金属氧化物上进行环酮的Baeyer-Villiger氧化反应产生了相应的内酯。8
  • 二氧化硅负载的三氧化四钴(Co3O4/SiO2)催化剂已被用于在Mukaiyama条件下进行环己酮的Baeyer-Villiger氧化反应。9
  • 具有几百纳米大小尺寸的亚微米级含锡MCM-41颗粒已被报道可作为利用H2O2水溶液对金刚烷酮进行Baeyer-Villiger氧化的选择性催化剂。10
  • 已对由悬浮在离子液体中的南极假丝酵母脂肪酶B或Novozyme-435所催化的环酮化学酶促Baeyer-Villiger氧化进行了研究。11
  • 外消旋的2-取代环戊酮的动力学拆分已通过高度区域和对映选择性的Baeyer-Villiger氧化实现。12

参考文献

1.
Yachnin BJ, Sprules T, McEvoy MB, Lau PCK, Berghuis AM. 2012. The Substrate-Bound Crystal Structure of a Baeyer?Villiger Monooxygenase Exhibits a Criegee-like Conformation. J. Am. Chem. Soc.. 134(18):7788-7795. https://doi.org/10.1021/ja211876p
2.
Taschner MJ, Black DJ. 1988. The enzymatic Baeyer-Villiger oxidation: enantioselective synthesis of lactones from mesomeric cyclohexanones. J. Am. Chem. Soc.. 110(20):6892-6893. https://doi.org/10.1021/ja00228a053
3.
Hickman ZL, Sturino CF, Lachance N. 2000. A concise synthesis of 3-hydroxyindole-2-carboxylates by a modified Baeyer?Villiger oxidation. Tetrahedron Letters. 41(43):8217-8220. https://doi.org/10.1016/s0040-4039(00)01456-8
4.
Castillo Meleán J, Ermert J, Coenen H. 2014. [18F]Fluorophenols from non-activated [18F]fluorobenzaldehydes by Baeyer-Villiger oxidation. J Nucl Med. 55(1):155.
5.
Utekar DR, Saman SD. 2014. Application of Bayer-Villiger Reaction to the Synthesis of Dibenzo-18-crown-6, Dibenzo-21-crown-7 and Dihydroxydibenzo-18-crown-6. Journal of the Korean Chemical Society. 58(2):193-197. https://doi.org/10.5012/jkcs.2014.58.2.193
6.
González-Martínez D, Rodríguez-Mata M, Méndez-Sánchez D, Gotor V, Gotor-Fernández V. 2015. Lactonization reactions through hydrolase-catalyzed peracid formation. Use of lipases for chemoenzymatic Baeyer?Villiger oxidations of cyclobutanones. Journal of Molecular Catalysis B: Enzymatic. 11431-36. https://doi.org/10.1016/j.molcatb.2014.09.002
7.
Poladura B, Martínez-Castañeda Á, Rodríguez-Solla H, Llavona R, Concellón C, del Amo V. 2013. General Metal-Free Baeyer?Villiger-Type Synthesis of Vinyl Acetates. Org. Lett.. 15(11):2810-2813. https://doi.org/10.1021/ol401143q
8.
Ma Q, Xing W, Xu J, Peng X. 2014. Baeyer?Villiger oxidation of cyclic ketones with aqueous hydrogen peroxide catalyzed by transition metal oxides. Catalysis Communications. 535-8. https://doi.org/10.1016/j.catcom.2014.04.017
9.
Zang J, Ding Y, Pei Y, Liu J, Lin R, Yan L, Liu T, Lu Y. 2014. Efficient Co3O4/SiO2 catalyst for the Baeyer?Villiger oxidation of cyclohexanone. Reac Kinet Mech Cat. 112(1):159-171. https://doi.org/10.1007/s11144-014-0687-1
10.
Chen N, Jiang Y, Cheng W, Lin K, Xu X. 2015. Synthesis of submicrometer-sized Sn-MCM-41 particles and their catalytic performance in Baeyer-Villiger oxidation. Chem. Res. Chin. Univ.. 31(1):138-143. https://doi.org/10.1007/s40242-014-4204-x
11.
Drod A, Erfurt K, Bielas R, Chrobok A. Chemo-enzymatic Baeyer-Villiger oxidation in the presence of Candida antarctica lipase B and ionic liquids. New J. Chem.. 39(2):1315-1321. https://doi.org/10.1039/c4nj01976h
12.
Zhou L, Liu X, Ji J, Zhang Y, Wu W, Liu Y, Lin L, Feng X. 2014. Regio- and Enantioselective Baeyer?Villiger Oxidation: Kinetic Resolution of Racemic 2-Substituted Cyclopentanones. Org. Lett.. 16(15):3938-3941. https://doi.org/10.1021/ol501737a
登录以继续。

如要继续阅读,请登录或创建帐户。

暂无帐户?