Experientia

, Volume 30, Issue 6, pp 587–588 | Cite as

The dye-sensitized photooxygenation of hemopyrrole

  • D. A. Lightner
  • R. D. Norris
  • D. I. Kirk
  • R. M. Key
Specialia

Keywords

Methanol Rose Bengal 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Zusammenfassung

Die durch Rose Bengal sensibilisierte Photooxydation des Hemopyrrols in Methanol ergab 3-Äthyl-5-methoxy-4,5-dimethyl-3-pyrrolin-2-on, 3-Äthyl-3-hydroxy-4,5-dimethyl-4-pyrrolin-2-on und 3-Äthyl-5-hydroxy-4,5-dimethyl-3-pyrrolin-2-on.

Literatur

  1. 1.
    D. G. Irvine andL. Wetterberg, Lancet2, 1201 (1972).CrossRefGoogle Scholar
  2. 2.
    D. A. Lightner andD. C. Crandall, Experientia29, 262 (1973).CrossRefPubMedGoogle Scholar
  3. 3.
    L. Wetterberg, Uppsala J. med. Sci.78, 78 (1973).Google Scholar
  4. 4.
    D. G. Irvine, W. Bayne, H. Miyashita andJ. R. Majer, Nature Lond.244, 811 (1969).Google Scholar
  5. 5.
    Hemopyrrole was prepared by the tedious procedure ofFischer, H. Fischer andH. Orth,Die Chemie des Pyrrols (Academische Verlagsgesellschaft mbH, Leipzig 1934), vol. 1, p. 51.Google Scholar
  6. 6.
    Westinghouse tungsten-halogen quartz lamp, 120V, 500W, No. 500 Q/CL run at 80V.Google Scholar
  7. 7.
    All mass spectra were determined on a Varian MAT 311 mass spectrometer, all NMR-spectra were run on a Varian XL-100 instrument; IR-spectra were recorded using a Perkin-Elmer model 457 spectrometer.Google Scholar
  8. 8.
    We wish to thank Dr.Z. Petryka, Northwestern Hospital, Minneapolis, Minn. for a generous sample of ethylmethylmaleimide.Google Scholar
  9. 9.
    G. B. Quistad andD. A. Lightner, Tetrahedron Lett.1971, 4417.Google Scholar
  10. 10.
    D. A. Lightner andL. K. Low, Chem. Commun.1972, 625.Google Scholar
  11. 11.
    K. Gollnick andG. O. Schenck,1,4-Cycloaddition Reactions, (Ed.J. Hamer; Academic Press, New York 1967).Google Scholar
  12. 12.
    D. A. Lightner, andL. K. Low, J. heterocycl. Chem.9, 167 (1972).Google Scholar

Copyright information

© Birkhäuser Verlag 1974

Authors and Affiliations

  • D. A. Lightner
    • 1
  • R. D. Norris
    • 1
  • D. I. Kirk
    • 1
  • R. M. Key
    • 1
  1. 1.Department of ChemistryTexas Tech UniversityLubbockUSA

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