-
1
-
-
0002434127
-
-
Weissemberg, A., Ed.; Wiley Intrerscience: NewYork
-
(a) Fanta, P. E. Heterocyclic Compounds with Three- and Four-memberd Rings; Weissemberg, A., Ed.; Wiley Intrerscience: NewYork, 1964, Part 1, p 524.
-
(1964)
Heterocyclic Compounds with Three- and Four-memberd Rings
, Issue.PART 1
, pp. 524
-
-
Fanta, P.E.1
-
3
-
-
0030052085
-
-
Armstrong, R. W.; Tellew, J. E.; Moran, E. J. Tetrahedron Lett. 1996, 37, 447.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 447
-
-
Armstrong, R.W.1
Tellew, J.E.2
Moran, E.J.3
-
4
-
-
0029897093
-
-
Katoh, T.; Itoh, E.; Yoshino, T.; Terashima, S. Tetrahedron Lett. 1996, 37, 3471.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 3471
-
-
Katoh, T.1
Itoh, E.2
Yoshino, T.3
Terashima, S.4
-
5
-
-
0025076876
-
-
Fuji, K.; Kawabata, T.; Kiryu, Y.; Sugiura, Y.; Taga, T.; Miwa, Y. Tetrahedron Lett. 1990, 31, 6663.
-
(1990)
Tetrahedron Lett.
, vol.31
, pp. 6663
-
-
Fuji, K.1
Kawabata, T.2
Kiryu, Y.3
Sugiura, Y.4
Taga, T.5
Miwa, Y.6
-
6
-
-
0011987403
-
-
Legters, J.; Thijs, L.; Zwanenburg, B. Recl. Trav. Chim. Pays-Bas 1992, 111, 1.
-
(1992)
Recl. Trav. Chim. Pays-Bas
, vol.111
, pp. 1
-
-
Legters, J.1
Thijs, L.2
Zwanenburg, B.3
-
7
-
-
0001700599
-
-
Lohray, B. B.; Gao, Y.; Sharpless, K. B. Tetrahedron Lett. 1989, 30, 2623.
-
(1989)
Tetrahedron Lett.
, vol.30
, pp. 2623
-
-
Lohray, B.B.1
Gao, Y.2
Sharpless, K.B.3
-
8
-
-
0001203617
-
-
(a) Nakajima, K.; Takai, F.; Tanaka, T.; Okawa, K. Bull. Chem. Soc. Jpn. 1978, 51, 1577.
-
(1978)
Bull. Chem. Soc. Jpn.
, vol.51
, pp. 1577
-
-
Nakajima, K.1
Takai, F.2
Tanaka, T.3
Okawa, K.4
-
9
-
-
0026650692
-
-
(b) Kuyl-Yeheskiely, E.; Lodder, M.; Van der Marel, G. A.; Van Boom, J. H. Tetrahedron Lett. 1992, 33, 3013.
-
(1992)
Tetrahedron Lett.
, vol.33
, pp. 3013
-
-
Kuyl-Yeheskiely, E.1
Lodder, M.2
Van der Marel, G.A.3
Van Boom, J.H.4
-
10
-
-
0001019782
-
-
Henry, J. R.; Marcin, L. R.; McIntosh, M. C.; Scola, P. M.; Harris, G. D. Tetrahedron Lett. 1989, 30, 5709.
-
(1989)
Tetrahedron Lett.
, vol.30
, pp. 5709
-
-
Henry, J.R.1
Marcin, L.R.2
McIntosh, M.C.3
Scola, P.M.4
Harris, G.D.5
-
11
-
-
0028215142
-
-
(a) Garner, P.; Dogan, O.; Pillai, S. Tetrahedron Lett. 1994, 35, 1653.
-
(1994)
Tetrahedron Lett.
, vol.35
, pp. 1653
-
-
Garner, P.1
Dogan, O.2
Pillai, S.3
-
12
-
-
0030003844
-
-
(b) Cardillo, G.; Gentilucci, L.; Tomasini, C.; Visa Castejon-Bordas, M. P. Tetrahedron: Asymmetry 1996, 7, 755.
-
(1996)
Tetrahedron: Asymmetry
, vol.7
, pp. 755
-
-
Cardillo, G.1
Gentilucci, L.2
Tomasini, C.3
Visa Castejon-Bordas, M.P.4
-
13
-
-
0002711764
-
-
(a) Legters, J.; Thijs, L.; Zwanenburg, B. Recl. Trav. Chim. Pays-Bas 1992, 111, 16.
-
(1992)
Recl. Trav. Chim. Pays-Bas
, vol.111
, pp. 16
-
-
Legters, J.1
Thijs, L.2
Zwanenburg, B.3
-
14
-
-
44049123491
-
-
(b) Legters, J.; Willems, J. G. H.; Thijs, L.; Zwanenburg, B. Recl. Trav. Chim. Pays-Bas 1992, 111, 59.
-
(1992)
Recl. Trav. Chim. Pays-Bas
, vol.111
, pp. 59
-
-
Legters, J.1
Willems, J.G.H.2
Thijs, L.3
Zwanenburg, B.4
-
15
-
-
0028934035
-
-
and references therein
-
(c) Dauban, P.; Dubois, L.; Tran Huu Dau, M. E.; Dodd, R. H. J. Org. Chem. 1995, 60, 2035 and references therein.
-
(1995)
J. Org. Chem.
, vol.60
, pp. 2035
-
-
Dauban, P.1
Dubois, L.2
Tran Huu Dau, M.E.3
Dodd, R.H.4
-
16
-
-
0030513269
-
-
Cardillo, G.; Casolari, S.; Gentilucci, L.; Tomasini, C. Angew. Chem., Int. Ed. Engl. 1996, 35, 1848.
-
(1996)
Angew. Chem., Int. Ed. Engl.
, vol.35
, pp. 1848
-
-
Cardillo, G.1
Casolari, S.2
Gentilucci, L.3
Tomasini, C.4
-
17
-
-
0030012954
-
-
Baldwin, J. E.; Farthing, C. N.; Russell, A. T.; Schofield, C. J.; Spivey, A. C. Tetrahedron Lett. 1996, 37, 3761.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 3761
-
-
Baldwin, J.E.1
Farthing, C.N.2
Russell, A.T.3
Schofield, C.J.4
Spivey, A.C.5
-
18
-
-
0030599275
-
-
Ha, H. J.; Kang, K. H.; Suh, J. M.; Ahn, Y. G. Tetrahedron Lett. 1996, 37, 7069.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 7069
-
-
Ha, H.J.1
Kang, K.H.2
Suh, J.M.3
Ahn, Y.G.4
-
20
-
-
33947451010
-
-
(b) Cromwell, N. H.; Barker, N. G.; Wanker, N. A.; Vanderhorst, P. J.; Olson, F. W.; Anglin, J. H. ibid 1951, 73, 1044.
-
(1951)
J. Am. Chem. Soc.
, vol.73
, pp. 1044
-
-
Cromwell, N.H.1
Barker, N.G.2
Wanker, N.A.3
Vanderhorst, P.J.4
Olson, F.W.5
Anglin, J.H.6
-
21
-
-
33947291035
-
-
(c) Nagel, L. D.; Woller, P. B.; Cromwell, N. H. J. Org. Chem. 1971, 36, 3911.
-
(1971)
J. Org. Chem.
, vol.36
, pp. 3911
-
-
Nagel, L.D.1
Woller, P.B.2
Cromwell, N.H.3
-
22
-
-
33751386263
-
-
Amoroso, R.; Cardillo, G.; Sabatino, P.; Tomasini, C.; Trerè, A. J. Org. Chem. 1993, 58, 5615.
-
(1993)
J. Org. Chem.
, vol.58
, pp. 5615
-
-
Amoroso, R.1
Cardillo, G.2
Sabatino, P.3
Tomasini, C.4
Trerè, A.5
-
23
-
-
33748468588
-
-
Evans, D. A.; Urpi, F.; Somers, T. C.; Clark, J. S.; Bilodeau, M. T. J. Am. Chem. Soc. 1990, 112, 8215.
-
(1990)
J. Am. Chem. Soc.
, vol.112
, pp. 8215
-
-
Evans, D.A.1
Urpi, F.2
Somers, T.C.3
Clark, J.S.4
Bilodeau, M.T.5
-
24
-
-
0012016624
-
-
Evans, D. A.; Bartroli, J.; Shih, T. L. J. Am. Chem. Soc. 1981, 103, 2127.
-
(1981)
J. Am. Chem. Soc.
, vol.103
, pp. 2127
-
-
Evans, D.A.1
Bartroli, J.2
Shih, T.L.3
-
25
-
-
0029083403
-
-
Annunziata, R.; Benaglia, M.; Cinquini, M.; Cozzi, F. Tetrahedron 1995, 32, 8941.
-
(1995)
Tetrahedron
, vol.32
, pp. 8941
-
-
Annunziata, R.1
Benaglia, M.2
Cinquini, M.3
Cozzi, F.4
-
27
-
-
84985560842
-
-
(b) Roder, H.; Helmchen, G.; Peters, E. M.; Peters, K.; von Shering, H. G. Angew. Chem., Int. Ed. Engl. 1984, 23, 898.
-
(1984)
Angew. Chem., Int. Ed. Engl.
, vol.23
, pp. 898
-
-
Roder, H.1
Helmchen, G.2
Peters, E.M.3
Peters, K.4
Von Shering, H.G.5
-
28
-
-
15844371368
-
-
(a) Seki, M.; Yamanaka, T.; Miyake, T.; Ohmizu H. Tetrahedron Lett. 1996, 37, 5565.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 5565
-
-
Seki, M.1
Yamanaka, T.2
Miyake, T.3
Ohmizu, H.4
-
30
-
-
0000712103
-
-
Stahl, G. L.; Walter, R.; Smith, C. W. J. Org. Chem. 1978, 43, 2285.
-
(1978)
J. Org. Chem.
, vol.43
, pp. 2285
-
-
Stahl, G.L.1
Walter, R.2
Smith, C.W.3
-
31
-
-
33845554892
-
-
Evans, D. A.; Ennis, M. D.; Mathre, D. J. J. Am, Chem. Soc. 1982, 104, 1737.
-
(1982)
J. Am, Chem. Soc.
, vol.104
, pp. 1737
-
-
Evans, D.A.1
Ennis, M.D.2
Mathre, D.J.3
-
33
-
-
85034479150
-
-
Design and distributed by Hypercube Inc., 419 Phillip Street, Waterloo, Ont., N2L 3X2, Canada
-
Design and distributed by Hypercube Inc., 419 Phillip Street, Waterloo, Ont., N2L 3X2, Canada.
-
-
-
-
34
-
-
85034470852
-
-
E enolates have been also considered and calculated but always resulted in much less stability
-
E enolates have been also considered and calculated but always resulted in much less stability.
-
-
-
-
35
-
-
85034476451
-
-
Minimization of the corresponding titanium enolate was also attempted by means of ZINDO Hamiltonian in HYPERCHEM package, but the results were unsatisfactory
-
Minimization of the corresponding titanium enolate was also attempted by means of ZINDO Hamiltonian in HYPERCHEM package, but the results were unsatisfactory.
-
-
-
-
36
-
-
85034465611
-
-
An alternative conformation collection, showing aluminum chelating both the enolate oxigen and the heterocyclic carbonyl oxygen, was also considered, but the energy was always higher than in the case of 16
-
An alternative conformation collection, showing aluminum chelating both the enolate oxigen and the heterocyclic carbonyl oxygen, was also considered, but the energy was always higher than in the case of 16.
-
-
-
-
37
-
-
85034475567
-
-
QCPE455 Indiana University, Bloomington, IN
-
Stewart, J. J. P. QCPE455 Indiana University, Bloomington, IN.
-
-
-
Stewart, J.J.P.1
|