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Theoretical and Spectroscopical Investigations of Indigo Dyes, XX. Thioindigo Dyes with Interrupted Peripheral Conjugation
Hasenkamp, Rainer,Luhmann, Udo,Luettke, Wolfgang
, p. 1708 - 1722 (2007/10/02)
Some new thioindigo dyes with interrupted peripheral conjugation (10, 13, 24) were prepared by oxidative dimerisation of the corresponding α-thioketones.A comparison of the spectroscopic properties of these compounds with the spectral data of related dyes
