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Synthesis and spectral characteristics of photochromic 6- and 8-phenyl- substituted indoline spirochromenes |
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| Authors: | E V Braude M A Gal'bershtam |
| Institution: | 1. Scientific-Research Institute of Organic Intermediates and Dyes, Moscow |
| Abstract: | Two photochromic indoline spirochromenes were synthesized. The introduction of a phenyl group into the 6 or 8 position causes a bathochromic shift of the bands in the electronic absorption spectrum of the merocyanine form. |
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