Abstract
Keggin type heteropolyacids supported on silica efficiently dehydrated secondary and tertiary alcohols under mild conditions and in good yields to afford the correspondent alkenes.
Keywords
References
1.
Larock R.C.
, Comprehensive Organic Transformations , VHC, Publisher, 1998 , pp.151.
2.
McKillop A.
and
Young D.W.
, Synthesis , 1979 , 401.
3.
Vázquez P.
,
Pizzio L.
,
Cáceres C.
,
Blanco M.
,
Thomas H.
,
Alesso E.
,
Finkielsztein L.
,
Lantaño B.
,
Moltrasio G.
and
Aguirre J.
J. Mol. Catal. A: Chemical , 2000 , 161 , 223 .
4.
Chambers R. Rife
Jr.
,
Collins C.J.
and
Maxwell B.E.
J. Org. Chem. 1985 , 50 , 4960 .
5.
Alesso E.N.
,
Aguirre J.M.
and
Iglesias G.Y. Moltrasio
, Ann. Quim. 1993 , 89 , 242 .
6.
Hanaya K.
,
Awano S.
, and
Kudo H.
, Bull. Chem. Soc. of Jpn. , 1978 , 51 , 342 .
7.
Adamczyk M.
and
Watt D.S.
J. Org. Chem. , 1984 , 49 , 4226 .
8.
Lamberts J.J.
, and
Laarhoven W. H.
, J. Org. Chem. , 1983 , 48 , 2202 .
9.
Alesso E.N.
,
Tombari D.
,
Ibañez A.
,
Aguirre J.M.
and
Moltrasio G.Y.
, Can. J. Chem. , 1991 , 69 , 1166 .
10.
Moglioni A.G.
,
Tombari D.G.
and
Iglesias G.Y. Moltrasio
, J. Chem. Soc., Perkin Trans. 1, 1998 , 3459.
11.
Brieger G.
,
Watson S.
,
Barar D.G.
, and
Shene A.
J. Org. Chem. , 1979 , 44 , 1340 .
12.
Winstein S.
and
Holness N.J.
, J. Am. Chem. Soc. , 1955 , 77 , 3054 .
13.The Chemistry of Natural Products.
Bentley K.W.
, Editor. Interscience Publishers, Inc. New York , 1959 . Vol II , pp.146 .
14.
Duschatzky C.
,
Carrascull A.
,
Bailac P.
,
Ponzi M.
,
van Bare C.
,
Muschietti L.
and
Coussio J.
J. Essent. Oil Res. , 1998 , 10 , 101 .
15.
a)
Lippmaa E.
,
Pehk T.
,
Poasivirta J.
, Org. Magn. Resonance , 1973 , 5 (6 ), 277 . b)
Bohlmann F.
,
Zeisberg R.
,
Klein R. E.
, Org. Magn. Resonance, 1975, 7(9), 426.