Abstract
The synthesis of photochromic indoline spiropyrans containing a phenyl substituent in position 3 has been effected. The electronic absorption spectra of the colored forms of the spiropyrans obtained reveal the properties typical for merocyanine dyes.
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G. Plancher, Gazz. Chim. Ital., 28, II, 395 (1898).
Ph. Fruit, R. Gautron, and Ch. Audic, Bull. Soc. Chim. France, 2237 (1968).
M. A. Gal'bershtam, L. M. Mikheeva, and N. P. Samoilova, Khim. Geterotsikl. Soedin., 1534 (1972).
A. I. Kiprianov, Usp. Khim., 29, 1336 (1960).
British Patent No. 684,124 (1952); Chem. Abstr., 48, 1438 (1954).
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 9, pp. 1209–1211, September, 1973.
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Gal'bershtam, M.A., Samoilova, N.P. Synthesis of 1, 3 -dimethyl-3-phenylspiro [indoline —2,2′-(2′H-l-benzopyran)]s and an investigation of the electronic absorption spectra of their merocyanine forms. Chem Heterocycl Compd 9, 1098–1100 (1973). https://doi.org/10.1007/BF00474780
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DOI: https://doi.org/10.1007/BF00474780