Abstract
Aromatic aldehydes can be converted into the corresponding 1,1-diacetates rapidly in the presence of catalytic amounts of Ce(SO4)2·4H2O at room temperature in excellent yield under solvent-free conditions. The catalyst can easily be recovered and reused at least 4 times.
References
1.
Green T.W.
, and
Wuts P. G. M.
, Protective Groups in Organic Synthesis , 2nd edn, Jonh Wiley , New York , 1991 , pp. 178 and 184.
2.
Freeman F.
, and
Karchefski E. M.
, J. Chem. Eng. Data , 1977 , 22 , 355 .
3.
Scriabine I.
, Bull. Soc. Chim. Fr. , 1961 , 1194 .
4.
Kochhar K.S.
,
Bal B. S.
,
Deshpande R. P.
,
Rajadhyaksha S. N.
, and
Pinnick H. W.
, J. Org. Chem. , 1983 , 48 , 1765 .
5.
Deka N.
,
Kalita D. J.
,
Borah R.
, and
Sarma J. C.
, J. Org. Chem. , 1997 , 62 , 1563 .
6.
Aggarwal V.K.
,
Fonquerna S.
, and
Vennall G. P.
, Synlett , 1998 , 1921 .
7.
Chandra K.L.
,
Saravanan P.
, and
Singh V. K.
, Synlett , 2000 , 359 .
8.
Sumida N.
,
Nishioka K.
, and
Sato T.
, Synlett , 2001 , 1921 .
9.
Ranu B.C.
,
Dutta J.
, and
Das A.
, Chem. Lett. , 2003 , 32 , 366 .
10.
Chakraborti A.K.
,
Thilagavathi R.
, and
Kumar R.
, Synlett , 2004 , 831 .
11.
Li T.
,
Feng G.
,
Yang M.
, and
Li T.
, Synth. Commun. , 2004 , 34 , 1645 .