V. Fernandez et al., BIS(2-AMINO-4-CHLOROMETHYLTHIAZOLIUM) TETRACHLOROCUPRATE AT 200 AND 100K AND BIS(2-AMINO-4-METHYLTHIAZOLIUM) TETRACHLOROCUPRATE AT 100K, Acta crystallographica. Section C, Crystal structure communications, 52, 1996, pp. 1412-1415
The title compounds, (C4H6CIN2S)(2)[CuCl4] and (C4H7N2S)(2)[CuCl4], sh
ow thermochromic properties. In both compounds, the thiazole ring is p
rotonated at the N atom.