## Abstract By condensation of squaric acid (1) with 2‐(dialkylamino)‐substituted thiazoles 8 a novel type of heterocyclic‐substitued squaraines of the general structure 9 was prepared in moderate yield mostly. The squaraines 9 obtained are sparingly soluble in the most organic solvents and exhibit
Synthesis and characterization of 1,3-bis-(2-dialkylamino-5-thienyl)-substituted squaraines—a novel class of intensively coloured panchromatic dyes
✍ Scribed by Dietmar Keil; Horst Hartmann; Torsten Moschny
- Publisher
- Elsevier Science
- Year
- 1991
- Tongue
- English
- Weight
- 491 KB
- Volume
- 17
- Category
- Article
- ISSN
- 0143-7208
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