Abstract
N-Alkenylidenetrifluoromethanesulfonamides TfN=CH–CR=C(Me)R′ (R, R′ = H, Me) have been synthesized by reaction of N-sulfinyltrifluoromethanesulfonamide TfNSO with (E)-but-2-enal, (E)-2-methylbut- 2-enal, and 3-methylbut-2-enal. Despite greater stability of N-alkenylidenetrifluoromethanesulfonamides relative to their propargyl isomers TfNHCH2C≡CR, no rearrangement of the latter into the former occurs due to the presence of an acidic NH proton, which hampers formation of carbon-centered anion.
Similar content being viewed by others
References
Shainyan, B.A. and Ushakova, I.V., Russ. J. Org. Chem., 2013, vol. 49, p. 924.
Shainyan, B.A. and Ushakova, I.V., Russ. J. Org. Chem., 2014, vol. 50, p. 1093.
Shainyan, B.A. and Danilevich, Yu.S., Russ. J. Org. Chem., 2013, vol. 49, p. 922.
Zhang, W., Liu, N., Schienebeck, C.M., Zhou, X., Izhar, I.I., Guzei, I.A., and Tang, W., Chem. Sci., 2013, vol. 4, p. 2652.
Shainyan, B.A. and Danilevich, Yu.S., Russ. J. Org. Chem., 2013, vol. 49, p. 1112.
Shainyan, B.A. and Danilevich, Yu.S., Russ. J. Org. Chem., 2014, vol. 50, p. 747.
Shainyan, B.A., Chipanina, N.N., Oznobikhina, L.P., and Danilevich, Yu.S., J. Phys. Org. Chem., 2013, vol. 26, p. 653.
Shainyan, B.A. and Danilevich, Yu.S., Russ. J. Org. Chem., 2015, vol. 51, p. 601.
Shainyan, B.A., Russ. J. Org. Chem., 2015, vol. 51, p. 605.
Yagupol’skii, L.M., Popov, V.I., Pavlenko, N.V., Maletina, I.I., Mironova, A.A., and Gavrilova, R.Yu., Zh. Org. Khim., 1986, vol. 22, p. 2169.
Zhu, S.Z., Lee, A.W., Zhu, Y.H., Chen, X.M., Dai, J.N., and Yuan, X.W., J. Fluorine Chem., 1993, vol. 60, p. 283.
Zhu, S.Z. and Jin, X.L., J. Fluorine Chem., 1995, vol. 72, p. 19.
Shainyan, B.A. and Tolstikova, L.L., Russ. J. Org. Chem., 2005, vol. 41, p. 984.
Frisch, M.J., Trucks, G.W., Schlegel, H.B., Scuseria, G.E., Robb, M.A., Cheeseman, J.R., Scalmani, G., Barone, V., Mennucci, B., Petersson, G.A., Nakatsuji, H., Caricato, M., Li, X., Hratchian, H.P., Izmaylov, A.F., Bloino, J., Zheng, G., Sonnenberg, J.L., Hada, M., Ehara, M., Toyota, K., Fukuda, R., Hasegawa, J., Ishida, M., Nakajima, T., Honda, Y., Kitao, O., Nakai, H., Vreven, T., Montgomery, J.A., Jr., Peralta, J.E., Ogliaro, F., Bearpark, M., Heyd, J.J., Brothers, E., Kudin, K.N., Staroverov, V.N., Kobayashi, R., Normand, J., Raghavachari, K., Rendell, A., Burant, J.C., Iyengar, S.S., Tomasi, J., Cossi, M., Rega, N., Millam, J.M., Klene, M., Knox, J.E., Cross, J.B., Bakken, V., Adamo, C., Jaramillo, J., Gomperts, R., Stratmann, R.E., Yazyev, O., Austin, A.J., Cammi, R., Pomelli, C., Ochterski, J.W., Martin, R.L., Morokuma, K., Zakrzewski, V.G., Voth, G.A., Salvador, P., Dannenberg, J.J., Dapprich, S., Daniels, A.D., Farkas, Ö., Foresman, J.B., Ortiz, J.V., Cioslowski, J., and Fox, D.J. Gaussian 09, Revision A.01, Wallingford CT: Gaussian, 2009.
Author information
Authors and Affiliations
Corresponding author
Additional information
Original Russian Text © B.A. Shainyan, L.L. Tolstikova, 2016, published in Zhurnal Organicheskoi Khimii, 2016, Vol. 52, No. 4, pp. 511–514.
Rights and permissions
About this article
Cite this article
Shainyan, B.A., Tolstikova, L.L. Synthesis and properties of N-(alkenylidene)trifluoromethanesulfonamides. Russ J Org Chem 52, 499–502 (2016). https://doi.org/10.1134/S1070428016040035
Received:
Published:
Issue Date:
DOI: https://doi.org/10.1134/S1070428016040035