Solid State Oxidation of Benzoins on Alumina-Supported Copper(II) Sulfate under Microwave Irradiation†
(Note: The full text of this document is currently only available in the PDF Version )
Rajender S. Varma, Dalip Kumar and Rajender Dahiya
Abstract
Benzoins are rapidly oxidised to benzils in high yields by the solid reagent system copper(II) sulfate–alumina, under the influence of microwaves.
References
J. S. Buck and S. S. Jenkins, J. Am. Chem. Soc., 1929, 51, 2163 CrossRefCAS and refs. therein.
A. McKillop, B. P. Swann and E. C. Taylor, Tetrahedron Lett., 1970, 5281 CrossRefCAS.
A. McKillop, B. P. Swann, M. E. Ford and E. C. Taylor, J. Am. Chem. Soc., 1973, 95, 3641 CrossRefCAS.
P. Girara and H. B. Kagan, Tetrahedron Lett., 1975, 4513 CrossRef.
M. Besemann, A. Cornelis and P. Laszlo, C. R. Acad. Sci. Ser. C, 1984, 299, 427 Search PubMed.
G.-S. Zhang, Q.-Z. Shi, M.-F. Chen and K. Cai, Synth. Commun., 1997, 27, 9534.
A. McKillop and D. W. Young, Synthesis, 1979, 401, 481 CrossRef; P. Laszlo,
Preparative Chemistry using Supported Reagents,
Academic Press,
San Diego,
1987 Search PubMed; K. Smith,
Solid Supports and Catalyst in Organic Synthesis,
Ellis Horwood,
Chichester,
1992 Search PubMed; J. H. Clark,
Catalysis of Organic Reactions by Supported Inorganic Reagents,
VCH,
New York,
1994 Search PubMed.
R. S. Varma, M. Varma and A. K. Chatterjee, J. Chem. Soc., Perkin Trans. 1, 1993, 999 RSC; R. S. Varma, A. K. Chatterjee and M. Varma, Tetrahedron Lett., 1993, 34, 3207 CrossRefCAS; R. S. Varma, J. B. Lamture and M. Varma, Tetrahedron Lett., 1993, 34, 3029 CrossRefCAS; R. S. Varma, A. K. Chatterjee and M. Varma, Tetrahedron Lett., 1993, 34, 4603 CrossRefCAS; R. S. Varma and R. K. Saini, Tetrahedron Lett., 1997, 38, 2623 CrossRefCAS; R. S. Varma and R. Dahiya, Tetrahedron Lett., 1997, 38, 2043 CrossRefCAS; R. S. Varma and H. M. Meshram, Tetrahedron Lett., 1997, 38, 5427, 7973 CrossRefCAS; R. S. Varma, R. Dahiya and S. Kumar, Tetrahedron Lett., 1997, 38, 2039, 5131 CrossRefCAS; R. S. Varma and R. K. Saini, Synlett, 1997, 857 CAS; R. S. Varma, R. K. Saini and H. M. Meshram, Tetrahedron Lett., 1997, 38, 6525 CrossRefCAS; R. S. Varma, R. Dahiya and R. K. Saini, Tetrahedron Lett., 1997, 38, 7029, 7823 CrossRefCAS; R. S. Varma and R. K. Saini, Tetrahedron Lett., 1997, 38, 4337 CrossRefCAS; 1998,
39,
1481.
D. Villemin and A. Benalloum, Synth. Commun., 1991, 21, 1, 63; A. Oussaid, L. N. Thach and A. Loupy, Tetrahedron Lett., 1997, 38, 2451 CrossRefCAS; J. M. Lerestif, L. Toupet, S. Sinbandhit, F. Tonnard, J. P. Bazureau and J. Hamelin, Tetrahedron, 1997, 53, 6351 CrossRefCAS.
A. G. Whittaker and D. M. P. Mingos, J. Microwave Power Electromagn. Energy, 1994, 29, 195; S. Caddick, Tetrahedron, 1995, 51, 10403 CrossRef; C. R. Strauss and R. W. Trainor, Aust. J. Chem., 1995, 48, 1665 CrossRefCAS; A. K. Bose, B. K. Banik, N. Lavlinskaia, M. Jayaraman and M. S. Manhas, Chemtech, 1997, 27, 18 CAS; R. S. Varma,
in Microwaves: Theory and Application in Material Processing IV,
ed. D. Clark, W. Sutton and D. Lewis,
American Ceramic Society,
Ceramic Transactions,
1997, vol. 80,
pp. 357 365 Search PubMed.
T. Sakamoto, H. Yonehara and C. Pac, J. Org. Chem., 1997, 62, 3194 CrossRefCAS.
D. Raner, C. R. Strauss, F. Vyskoc and L. Mokbel, J. Org. Chem., 1993, 58, 950 CrossRefCAS.
Click here to see how this site uses Cookies. View our privacy policy here.