10-(2-Benzothiazolylazo)-9-phenanthrol ( L) is prepared by a reaction of 2-hydrazinobenzothiazol with 9,10-phenanthrenequinone. The crystal and molecular structure of the L·CHCl3solvate is...
1 October 2006 in Russian Journal of Organic Chemistry
1-Hydroxyanthraquinone and its substituted derivatives exist as equilibrium mixtures of four tautomers and rotational isomers. Their anions have 9,10-and 1,10-quinoid structures. Each tautomer or...