Abstract
Heating of 1-X-3,5-dinitrobenzenes (X is an electron-withdrawing group) in hexamethylphosphoric triamide affords the corresponding 1-X-3-dimethylamino-5-nitrobenzenes.
References
1.
Korolev M.A., Dutov M.D., Shevelev S.A.
Russian Chemical Bulletin,
1999
2.
J. T. Gupton, J.P. Idoux, G. Baker, C. Colon, A.D. Crews, C.D. Jurss and R. C. Rampi, J. Org. Chem., 1983, 48, 2933.
3.
Pedersen E.B., Perrega˚rd J., Lawesson S.-.
Tetrahedron,
1973
4.
Emokpae T.A., Dosunmu I.M., Hirst J.
Journal of the Chemical Society Perkin Transactions 2,
1977
5.
Serushkina O.V., Dutov M.D., Sapozhnikov O.Y., Ugrak B.I., Shevelev S.A.
Russian Journal of Organic Chemistry,
2002
6.
J. C. Roberts and K. Shelby, J. Chem. Soc., 1949, 2785. 7 G. A. Elliot, L.L. Kleist, F.J. Wilkins and H. W. Webb, J. Chem. Soc., 1926, 1222.