PHOTO- AND THERMOCHROMIC SPIRANS. 37. NEW SYMMETRICAL BISSPIROPYRANS OF THE INDOLINE SERIES

Authors

  • Н. А. Волошин Southern Scientific Center, Russian Academy of Sciences
  • Е. В. Соловьева Research Institute of Physical and Organic Chemistry, Southern Federal University
  • С. О. Безуглый Southern Scientific Center, Russian Academy of Sciences
  • А. В. Метелица Research Institute of Physical and Organic Chemistry, Southern Federal University
  • В. И. Минкин Southern Scientific Center, Russian Academy of Sciences; Research Institute of Physical and Organic Chemistry, Southern Federal University

DOI:

https://doi.org/10.1007/945

Keywords:

4, 6-dihydroxy-5-methylisophthalaldehyde, merocyanine, spiropyran, absorption spectra, molar extinction coefficient, photochromism

Abstract

New symmetrical bisspiropyrans of the indoline series, which have photochromic properties and are characterized by substantially higher absorption capacity of cyclic isomers in comparison to the monospiropyrans, were obtained on the basis of 4,6-dihydroxy-5-methylisophthalaldehyde.

Authors: N. A. Voloshin, E. V. Solov'eva, S. O. Bezugliy, A. V. Metelitsa, and V. I. Minkin

English Translation in Chemistry of Heterocyclic Compounds, 2012, 48 (9), pp 1361-1370

http://link.springer.com/article/10.1007/s10593-012-1145-5

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Published

2013-09-16

Issue

No. 9 (2012)

Section

Original Papers