-
4
-
-
0001015348
-
-
For an example of cycloaddition reactions giving 3,5-substituted pyridines, see:
-
For an example of cycloaddition reactions giving 3,5-substituted pyridines, see: Komatsu M., Takamatsu S., Uesaka M., Yamamoto S., Ohshiro Y., Agawa T. J. Org. Chem. 49:1984;2691-2699.
-
(1984)
J. Org. Chem.
, vol.49
, pp. 2691-2699
-
-
Komatsu, M.1
Takamatsu, S.2
Uesaka, M.3
Yamamoto, S.4
Ohshiro, Y.5
Agawa, T.6
-
7
-
-
0035898722
-
-
See also: (c) Iida, T.; Wada, T.; Tomimoto, K.; Mase, T. Tetrahedron Lett. 2001, 42, 4841-4844; (d) Bonnet, V.; Mongin, F.; Trécourt, F.; Quéguiner, G.; Knochel, P. Tetrahedron 2002, 58, 4429-4438.
-
(2001)
Tetrahedron Lett.
, vol.42
, pp. 4841-4844
-
-
Iida, T.1
Wada, T.2
Tomimoto, K.3
Mase, T.4
-
8
-
-
0037182002
-
-
See also: (c) Iida, T.; Wada, T.; Tomimoto, K.; Mase, T. Tetrahedron Lett. 2001, 42, 4841-4844; (d) Bonnet, V.; Mongin, F.; Trécourt, F.; Quéguiner, G.; Knochel, P. Tetrahedron 2002, 58, 4429-4438.
-
(2002)
Tetrahedron
, vol.58
, pp. 4429-4438
-
-
Bonnet, V.1
Mongin, F.2
Trécourt, F.3
Quéguiner, G.4
Knochel, P.5
-
10
-
-
0037201525
-
-
Bennasar M.-L., Roca T., Monerris M., Juan C., Bosch J. Tetrahedron. 58:2002;8099-8106.
-
(2002)
Tetrahedron
, vol.58
, pp. 8099-8106
-
-
Bennasar, M.-L.1
Roca, T.2
Monerris, M.3
Juan, C.4
Bosch, J.5
-
11
-
-
0034660255
-
-
For recent examples of electrophilic substitutions from N-alkyl-3-acyl-1,4-dihydropyridines, see: (a) Lavilla, R.; Kumar, R.; Coll, O.; Masdeu, C.; Spada, A.; Bosch, J.; Espinosa, E.; Molins, E. Chem. Eur. J. 2000, 6, 1763-1772; (b) Kostyuk, A. N.; Volochnyuk, D. M.; Lupiha, L. N.; Pinchuk, A. M.; Tolmachev, A. A. Tetrahedron Lett. 2002, 43, 5423-5425.
-
(2000)
Chem. Eur. J.
, vol.6
, pp. 1763-1772
-
-
Lavilla, R.1
Kumar, R.2
Coll, O.3
Masdeu, C.4
Spada, A.5
Bosch, J.6
Espinosa, E.7
Molins, E.8
-
12
-
-
0037194188
-
-
For recent examples of electrophilic substitutions from N-alkyl-3-acyl-1,4-dihydropyridines, see: (a) Lavilla, R.; Kumar, R.; Coll, O.; Masdeu, C.; Spada, A.; Bosch, J.; Espinosa, E.; Molins, E. Chem. Eur. J. 2000, 6, 1763-1772; (b) Kostyuk, A. N.; Volochnyuk, D. M.; Lupiha, L. N.; Pinchuk, A. M.; Tolmachev, A. A. Tetrahedron Lett. 2002, 43, 5423-5425.
-
(2002)
Tetrahedron Lett.
, vol.43
, pp. 5423-5425
-
-
Kostyuk, A.N.1
Volochnyuk, D.M.2
Lupiha, L.N.3
Pinchuk, A.M.4
Tolmachev, A.A.5
-
13
-
-
0001053043
-
-
For β-acylations of N-acyl-1,4-dihydropyridines, see: (c) Shono, T.; Matsumura, Y.; Tsubata, K.; Sugihara, Y.; Yamane, S.; Kanazawa, T.; Aoki, T. J. Am. Chem. Soc. 1982, 104, 6697-6703; (d) Comins, D. L.; Mantlo, N. B. Tetrahedron Lett. 1983, 24, 3683-3686.
-
(1982)
J. Am. Chem. Soc.
, vol.104
, pp. 6697-6703
-
-
Shono, T.1
Matsumura, Y.2
Tsubata, K.3
Sugihara, Y.4
Yamane, S.5
Kanazawa, T.6
Aoki, T.7
-
14
-
-
0010404156
-
-
For β-acylations of N-acyl-1,4-dihydropyridines, see: (c) Shono, T.; Matsumura, Y.; Tsubata, K.; Sugihara, Y.; Yamane, S.; Kanazawa, T.; Aoki, T. J. Am. Chem. Soc. 1982, 104, 6697-6703; (d) Comins, D. L.; Mantlo, N. B. Tetrahedron Lett. 1983, 24, 3683-3686.
-
(1983)
Tetrahedron Lett.
, vol.24
, pp. 3683-3686
-
-
Comins, D.L.1
Mantlo, N.B.2
-
15
-
-
0034685217
-
-
For a recent report, see: Carelli V., Liberatore F., Scipione L., Musio R., Sciacovelli O. Tetrahedron Lett. 41:2000;1235-1240.
-
(2000)
Tetrahedron Lett.
, vol.41
, pp. 1235-1240
-
-
Carelli, V.1
Liberatore, F.2
Scipione, L.3
Musio, R.4
Sciacovelli, O.5
-
21
-
-
0020393416
-
-
N-Alkyldihydropyridines are usually oxidized to pyridinium salts, which are subsequently N-dealkylated. For an example, see: Wanner M.J., Koomen G.J., Pandit U.K. Tetrahedron. 38:1982;2741-2748.
-
(1982)
Tetrahedron
, vol.38
, pp. 2741-2748
-
-
Wanner, M.J.1
Koomen, G.J.2
Pandit, U.K.3
-
24
-
-
0011893718
-
-
For previous syntheses of pyridine 2b, see: (a) McLean, S.; Murray, D. G. Can. J. Chem. 1972, 50, 1478-1485; (b) Jokela, R.; Tamminen, T.; Lounasmaa, M. Heterocycles 1985, 23, 1707-1723. See also Refs. 3 and 5a.
-
(1972)
Can. J. Chem.
, vol.50
, pp. 1478-1485
-
-
McLean, S.1
Murray, D.G.2
-
25
-
-
0000780738
-
-
See also Refs. 3 and 5a
-
For previous syntheses of pyridine 2b, see: (a) McLean, S.; Murray, D. G. Can. J. Chem. 1972, 50, 1478-1485; (b) Jokela, R.; Tamminen, T.; Lounasmaa, M. Heterocycles 1985, 23, 1707-1723. See also Refs. 3 and 5a.
-
(1985)
Heterocycles
, vol.23
, pp. 1707-1723
-
-
Jokela, R.1
Tamminen, T.2
Lounasmaa, M.3
-
26
-
-
85031168814
-
-
note
-
3), 70.2 (CH), 101.5 (C), 121.5 (CH), 122.3 (C), 126.0 (CH), 127.6-128.8 (CH), 138.6 (CH), 138.9 (C), 139.0 (C), 146.4 (C), 168.2 (C).
-
-
-
-
27
-
-
85031169269
-
-
note
-
2: C, 74.67; H, 6.27; N, 5.81. Found: C, 74.84; H, 6.31; N, 5.69.
-
-
-
-
30
-
-
85031170215
-
-
note
-
D=-132 (c 1, MeOH).
-
-
-
-
31
-
-
85031167123
-
-
note
-
4: 278.1260; found: 278.1263.
-
-
-
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