References
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- Beeken , P. , Bonfiglio , J. N. , Haśan , I. , Piwinski , J. J. , Weinstein , B. , Zollo , K. A. and Fowler , F. W. 1979 . J. Am. Chem. Soc. , 101 : 6677 For recent uses of N-carboalkoxy-1,3-dihydropyridines in approaches to the total synthesis of natural products, see
- Wender , P. A. , Schaus , J. M. and Torney , D. C. 1979 . Tetrahedron Lett. , : 2485
- Mariano , P. S. , Dunaway-Mariano , D. and Huesman , P. L. 1979 . J. Org. Chem. , 44 : 124
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- Beak , P. , Bonham , J. and Lee , J. T. Jr. 1968 . J. Am. Chem. Soc. , 90 : 1569 For an example of SN2 O-alkyl cleavage of 4-methoxypyridinium salts, see. For an example of SN2 O-alkyl cleavage of 4-methoxypyridine, see
- Zoltewicz , J. A. and Sale , A. A. 1970 . J. Org. Chem. , 35 : 3462
- 1H NMR (CDCl3) δ 2.53 (t, 2 H, J = 7 Hz, CH-2C=O), 3.87 (s, CO2CH-3) and 4.03 (t, J = 7 Hz, >NCH-2) total 5 H, 5.30 (d, 1 H, J = 8 Hz, >NCH=CH), 7.76 (d, 1 H, J = 8 Hz, >NCH=CH); mp 66–67°C
- Katada , M. 1947 . J. Pharm. Soc. Japan , 67 : 61
- Profft , E. , Krueger , W. , Kuhn , P. and Lietz , W. 1970 . Chem. Abs. , 72 : 90309w
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- Vompe , A. F. , Monich , N. V. and Meskhi , L. M. 1974 . Zh. Org. Khim. , 10 : 1296