Follow us Login

【人名反应】Eschenmoser盐

image.png

Eschenmoser盐,二甲基亚甲基碘化铵是一个很强的二甲氨基甲基化试剂,用于制备

RCH2N(CH3)2一类化合物。烯醇化物、烯醇硅醚及更酸性的酮都可有效的进行二甲氨基甲基化用于Mannich反应。


机理



反应实例




image.png


参考文献


1. Schreiber, J.; Maag, H.;Hashimoto, N.; Eschenmoser, A. Angew. Chem. Int. Ed. 1971,

10, 330–331.

2. Kleinman, E. F. DimethylmethyleneammoniumIodide and Chloride. In Encyclopedia

of Reagents forOrganic Synthesis (Ed: Paquette, L.A.) 2004, WileyNew York. (Review).

3. Nicolaou, K. C.; Reddy, K.R.; Skokotas, G.; Sato, F.; Xiao, X. Y.; Hwang, C. K. J.

Am. Chem. Soc. 1993, 115, 3558–3575.

4. Lidia Kupczyk-Subotkowska,L.; Shine, H. J. J. Labelled Compd. Radiopharm. 1993,

33, 301-304.

5. Saczewski, J.; Gdaniec, M. TetrahedronLett2007, 48, 7624–7627.

6. Hong, A.-W.; Cheng, T.-H.;Raghukumar, V.; Sha, C.-K. J. Org. Chem. 2008, 73,

7580–7585.

7. Cesario, C.; Miller, M. J. Org.Lett2009, 11, 449–452.

8. Crimmins, M. T.; Zuccarello,J. L.; Ellis, J. M.; McDougall P. J.; Haile, P. A.; Parrish,

J. D.; Emmitte, K. A. Org. Lett. 2009, 11,489-492.



Contact Us

Feel free to call us on
025-85998075

Our Email

Drop us a line anytime at
sales@popebiotech.com,
and we’ll get back soon.

Our Address

Come visit us at 2 Qiande Road, Life Science High Tech Zone, Jiang Ning District, Nanjing, Jiangsu Province, China