Abstract
5- and 6-Vinyl-2-methylbenzothiazoles were synthesized. Thiacyanine dyes with vinyl groups attached to the heterocyclic residues were obtained from the quaternary salts of the new bases. The main absorption maxima of the dyes were determined.
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For part XXIII, see [1].
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Zubarovskii, V.M., Khodot, G.P. Synthesis of thiazole derivatives. Chem Heterocycl Compd 4, 726–728 (1968). https://doi.org/10.1007/BF00486942
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DOI: https://doi.org/10.1007/BF00486942