A mild and efficient method for selective cleavage of ketals and acetals using lithium chloride in water - Dimethyl sulfoxide

Tetrahedron Letters

Volumn 38, Issue 41, 1997, Pages 7271-7274

  Mandal, Pijus Kumar ^a   Dutta, Pinak ^a   Roy, Subhas Chandra ^a  

^a DEPARTMENT OF MATERIALS SCIENCE   (India)

Author keywords

[No Author keywords available]

Indexed keywords

ACETAL;

ARTICLE; DRUG ISOLATION; DRUG SYNTHESIS; IN VITRO STUDY; METHODOLOGY; REACTION ANALYSIS;

EID: 0030658108     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(97)01689-4     Document Type: Article

References (9)

1. (a) Reese, C.B. in Protecting Groups in Organic Chemistry, McOmie, J.F.W. Ed., Plenum Press: London, 1973, Chapter 3.
2. (b) Fieser, L.F.; Fieser, M. Reagents for Organic Synthesis, John Wiley and Sons, Inc.: New York, 1967, Vol. 1, pp. 256.
3. (c) Greene, T.W.; Wuts, P.G.M. Protective Groups in Organic Synthesis, 2nd Ed. John Wiley and Sons, Inc.: New York, 1991, pp. 31.
4. (d) Kocienski, P.J. Protecting Groups, Thieme, Stuttgart, 1994.
5. For recent examples see (a) Johnstone, C.; Kerr, W.J.; Scott, J.S. Chem.Commun., 1996, 341 and references cited therein.
6. (b) Kantam, M.L.; Swapna, V.; Santhi, P.L. Synth.Commun., 1995, 25, 2529.
7. (c) Caballero, G.M.; Gros, E.G. Synth.Commun., 1995, 25, 395 and references cited therein.
8. (d) Gautier, E.C.L.; Graham, A.E.; McKillop, A.; Starden, S.P.; Taylor, R.J.K. Tetrahedron Lett., 1997, 38, 1881.
9. 1H NMR spectra) with the authentic samples.