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4-Methoxyquinolin-2-one

Reference work entry

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Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Quinoline Alkaloids

Biological sources: Haplophyllum bungei, H. bucharicum

C10H9NO2: 175.0633

Mp: 254–255°C (EtOH) [1]

UV: 212 sh, 224 sh, 227, 239 sh, 266, 275, 307 sh, 310, 327 [2]

IR: 1670, 1609, 1505, 1450, 1400, 1363, 1240, 1200, 1160, 1120, 1040, 990, 840 [3]

MSm/z: 175(M+, 100), 146(15), 132(29), 117(30) [4]

1H NMR: 3.91(3H, s, OCH3), 5.95 (1H, s, H-3), 7.00–7.55(3H, m, H–Ar), 7.80(1H, dd, J = 8, 2.5, H-5), 11.95(1H, br s, NH) [5]

References

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    I.A. Bessonova, S.Yu. Yunusov, Chem. Nat. Comp. 25, 18 (1989)Google Scholar
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    I.A. Bessonova, S.Yu. Yunusov, Chem. Nat. Comp. 13, 261 (1977)Google Scholar
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    R. Shakirov, M.V. Telezhenetskaya, I.A. Bessonova, S.F. Aripova, I.A. Israilov, M.N. Sultankhodzhaev, V.I. Vinogradova, V.I. Akhmedzhanova, T.S. Tulyaganov, B.T. Salimov, V.A. Tel’nov, Chem. Nat. Comp. 32, 596 (1996)Google Scholar
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    D.M. Razakova, I.A. Bessonova, S.Yu. Yunusov, Chem. Nat. Comp. 20, 599 (1984)Google Scholar
  5. 5.
    I.A. Bessonova, Chem. Nat. Comp. 36, 323 (2000)Google Scholar

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