Structure of photochromic 1′,3′,3′-trimethyl-7-methoxyspiro (lndoline-2,2′-[2H-1] benzopyran)

  • S. M. Aldoshin
  • L. O. Atovmyan
  • O. A. Kozina
Brief Communications

Conclusions

X-ray diffraction structural analysis has established the structure of photochromic 1′,3′,3′-trimethyl-7-methoxyspiro (indoline-2,2′-[2H-1]benzopyran) and showed that the Cspiro-O bond, which is cleaved upon photoexcitation, is already extended in the ground state.

Keywords

Structural Analysis Benzopyran 

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Literature cited

  1. 1.
    K. G. Dzhaparidze, Spirochromenes [in Russian], Izd. Metsniereba, Tbilisi (1979), p. 112.Google Scholar
  2. 2.
    J. Roberts and M. Casserio, Fundamentals of Organic Chemistry [Russian translation], Vol. 2, Mir, Moscow (1978).Google Scholar
  3. 3.
    S. M. Aldoshin and L. O. Atovmyan, Izv. Akad. Nauk SSSR, Ser. Khim., 2009 (1985).Google Scholar
  4. 4.
    K. Sh. Karaev, N. G. Furmanov, and N. V. Belov, Dokl. Akad. Nauk SSSR,262, 877 (1982).Google Scholar

Copyright information

© Plenum Publishing Corporation 1987

Authors and Affiliations

  • S. M. Aldoshin
    • 1
  • L. O. Atovmyan
    • 1
  • O. A. Kozina
    • 1
  1. 1.Division of the Institute of Chemical PhysicsAcademy of Sciences of the USSRChernogolovka

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