Sodium borohydride-amberlyst-15 (H+): An effective reductor for hindered and unreactive ketones in aprotic solvent

Tetrahedron Letters

Volumn 38, Issue 2, 1997, Pages 277-280

  Caycho, Juana Robles ^a   Tellado, Fernando García ^a   De Armas, Pedro ^a   Tellado, José Juan Marrero ^b  

^a INSTITUTO DE PRODUCTOS NATURALES Y AGROBIOLOGÍA   (Spain)

^b UNIVERSIDAD DE LA LAGUNA   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

ALKANOL; PHENOL DERIVATIVE;

ARTICLE; DRUG SYNTHESIS; REACTION ANALYSIS; REDUCTION;

EID: 0031012434     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(96)02291-5     Document Type: Article

References (20)

1. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
2. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
3. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
4. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
5. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
6. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
7. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
8. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
9. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
10. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
11. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
12. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
13. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
14. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
15. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
16. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
17. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
18. Sim, J.H. Ahm, N.M. Yoon, Synthesis, 1996, 3, 324; J.S. Choi, N.M. Yoon, Tetrahedron Lett., 1996, 37, 1057; A.M. Salunkhe, H.C. Brown, Tetrahedron Lett., 1995, 36, 7987; J. Choi, N.M. Yoon, Synthetic Comm., 1995, 25, 2655; T.B. Sim, N.M. Yoon, Synlett., 1995, 7, 726; K. Adjidjonou, C. Caze, Eur. Polym. J., 1995, 31, 749; J. Choi, N.M. Yoon , J. Org. Chem.., 1995, 60, 3266; B.P. Bandgar, S.N. Kshirsagar, P.P Wadgaonkar, Synthetic Comm., 1995, 25, 941; B.P. Bandgar, S.M. Nikat, P.P. Wadgaonkar, ibid., 1995, 25, 863; M.M. Salunkhe, P.P. Wadgaonkar, A.D. Sagar, Eur. Polym. J., 1994, 30, 967; N.M. Yoon, J. Choi, J.H. Ahn, J. Org. Chem.., 1994, 59, 3490; K. Adjidjonou, C. Caze, Eur. Polym. J., 1994, 30, 395; D.D. Joshi, A.D. Sagar, N.P. Hilage, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 1201; A.S.Kanade, A.D. Sagar, M.M. Salunkhe, Indian J. Chem. Sect B, 1993, 32, 896; N.M. Yoon, J. Choi, Y.S. Shon, Synthetic Comm., 1993, 23, 3047; N.M. Yoon, E.G. Kim, H.S. Son, J. Choi, Synthetic Comm., 1993, 23, 1595; A. Sarkar, B.R. Rao, B. Ram, Synthetic Comm., 1993, 23, 291 and references cited therein; N.M. Yoon, J.S. Choi, Synlett, 1993, 2, 135 and references cited therein.
19. Banfi, E. Narisano, R. Riva, In Reagents for Organic Synthesis, Ed. L. Paquette, John Wiley and Sons, Inc. :New York, 1995, Vol. 7, pp. 4522-4528.
20. For the base-catalysed version in a very related system see: G. M. R. Tambo, R.A. Pfund, C. Ganter, Helv. Chim. Acta, 1981, 64, 813.